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EP1373631A2 - Systeme de matrice d'hydrogel pour appreter des textiles - Google Patents

Systeme de matrice d'hydrogel pour appreter des textiles

Info

Publication number
EP1373631A2
EP1373631A2 EP02712859A EP02712859A EP1373631A2 EP 1373631 A2 EP1373631 A2 EP 1373631A2 EP 02712859 A EP02712859 A EP 02712859A EP 02712859 A EP02712859 A EP 02712859A EP 1373631 A2 EP1373631 A2 EP 1373631A2
Authority
EP
European Patent Office
Prior art keywords
textiles
hydrogel
textile
hydrogels
active ingredient
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02712859A
Other languages
German (de)
English (en)
Inventor
Maren Jekel
Pavel Gentschev
Tatiana Schymitzek
Jacques Breyer
Annett Lossack
Konstanze Mayer
Peter Schmiedel
Christel Adomat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE2001104281 external-priority patent/DE10104281A1/de
Priority claimed from DE2001104290 external-priority patent/DE10104290A1/de
Priority claimed from DE10153295A external-priority patent/DE10153295A1/de
Priority claimed from DE10153296A external-priority patent/DE10153296A1/de
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of EP1373631A2 publication Critical patent/EP1373631A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/15—Proteins or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/285—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
    • D06M15/333—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/356—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms
    • D06M15/3562—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms containing nitrogen
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/06—Processes in which the treating agent is dispersed in a gas, e.g. aerosols
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/12—Soft surfaces, e.g. textile

Definitions

  • the present invention relates to hydrogel matrix systems for the finishing and finishing of textiles.
  • the present invention relates to a method for, in particular, temporary finishing or finishing of textiles, in particular synthetic textiles, preferably textile clothing, with hydrogel matrix systems to achieve or modify certain properties (e.g. to increase the wearing comfort of the textiles or to increase the Water absorption capacity, to provide deodorizing properties, to provide UV protection, to refresh colors or for dyeing, etc.).
  • the present invention likewise relates to the textiles treated by the process according to the invention.
  • the present invention relates to the use of hydrogel matrix systems for achieving or modifying certain properties of textiles, in particular synthetic textiles, preferably textile clothing (e.g. increasing the wearing comfort or increasing the water absorption capacity of textiles, finishing with deodorizing properties, equipment) with UV protection, color refreshment or coloring etc.).
  • the present invention likewise relates to such hydrogel matrix systems themselves and to compositions, in particular dispersions, which contain such hydrogel matrix systems.
  • textiles are particularly comfortable to wear, and their hydrophilicity and / or porosity enable high moisture absorption ("moisture absorption").
  • moisture absorption moisture absorption
  • Cotton is able to absorb up to 7 to 10% (w / w) of its mass of water, and only feels moist to a certain degree.
  • synthetic textiles with a hydrophobic character such as polyester, have only a low water and moisture absorption capacity.
  • So z. B. Polyester fabric absorb water only to a very small extent of approx. 0.5% (w / w) of its own weight. Permanent finishes of synthetic fibers are therefore often aimed at increasing the hydrophilicity (water absorption capacity) and / or porosity of the textile fabric.
  • the so-called membrane textiles “Sympatex®” and “Gore-Tex®” are materials with a high MVTR ("moisture yapor transmission rate"), which are permeable to water vapor, but are impermeable to water in liquid form.
  • MVTR moisture yapor transmission rate
  • textiles with such "climate membranes” are extremely comfortable to wear.
  • the disadvantage of the textiles known from the prior art with permanent equipment for increasing the wearing comfort, in particular the water absorption capacity, is their complex production.
  • the hygienic textile equipment is increasingly attracting the interest of man-made fiber manufacturers and textile suppliers.
  • the products available on international markets are given an antimicrobial property, in particular by spinning the active ingredients into the polymer matrix.
  • the controlled release of active substances from microcapsules which have been incorporated into the corresponding textile fibers is also known.
  • Possible toxic and allergic reactions of the previously used chemical agents, generally biocides and the like, are problematic.
  • Newer approaches therefore have the goal of developing skin-compatible yarn finishing, for example based on chitosan (D-glucosamine).
  • the object of the present invention is to temporarily modify the surfaces of textiles, in particular synthetic textiles, in such a way that they in particular have an increased ability to absorb water and thus the wearing comfort, in particular the moisture absorption, is increased during wear.
  • Another object of the present invention is to provide a method which enables the temporary finishing of textiles, in particular textile surfaces, preferably synthetic textiles, with improved water absorption or water absorption capacity.
  • such a method should also provide the possibility of carrying out the temporary modification of the textiles as simply as possible, and should also offer the possibility of the temporary modification being relatively easy to remove, for example during the next washing and cleaning process.
  • care should be taken to ensure that the high water absorption capacity of textiles with an already good water absorption capacity such as cotton etc. such treatment is not affected. This is of particular interest for blended fabrics based on synthetic and natural fibers.
  • Another object of the present invention is to provide a method which makes it possible to retrofit textiles with certain properties or to modify certain properties (e.g. comfort, water absorption, antibacterial or deodorizing properties, UV protection, color refreshment) , Coloring etc.).
  • certain properties e.g. comfort, water absorption, antibacterial or deodorizing properties, UV protection, color refreshment
  • a method was developed which, among other things, is able to temporarily increase the water absorption of textiles, in particular synthetic textiles. Furthermore, this method also enables these textiles to be equipped with further properties or a modification of certain properties.
  • the applicant has surprisingly found that the objects of the invention can be achieved by providing a hydrogel-based matrix system, which has a high absorption capacity, as temporary finishing of the textile surfaces to be treated, in particular items of clothing to be provided with improved water absorption capacity Has water.
  • the water absorption capacity of the hydrogel particles is based on a simple swelling process of such matrix systems.
  • the present invention thus relates to a method for temporarily finishing textiles, in particular synthetic textiles, in which a hydrogel is applied to the textile surface, in particular the fibers of the textiles.
  • This treatment step is generally followed by a process step in which the textile fibers treated in this way are dried. Drying is preferably carried out under normal pressure and at ambient temperature, in particular at room temperature. However, drying can also be carried out at higher temperatures (e.g. in a tumble dryer). The hydrogel particles are not destroyed during drying, ie no forces are exerted on the hydrogel particles during the drying process.
  • hydrogel matrices After the drying process, the hydrogel matrices remain as the smallest particles on the textile surface.
  • the hydrogel dispersions should therefore in particular be such that the individual hydrogel matrices on the textile surface are invisible or essentially no longer visible to the naked eye. Hydrogel dispersions with particle diameters in the micro and nanometer range are particularly suitable for this.
  • hydrogels in particular in the form of aqueous hydrogel dispersions, are used which are able to absorb water by swelling.
  • Temporal equipment in the sense of the present invention means in particular that the hydrogel particles applied to the textile surfaces or fibers on the textiles, e.g. B. while wearing the garment, and then, for. B. in the subsequent washing, can be removed again.
  • the method according to the invention can be applied to textiles of all kinds, preferably clothing.
  • the term “textiles” is understood in particular to mean both fibers and finished textile products (for example fabrics, knitted fabrics, nonwovens, etc.), which can be present, for example, as a fabric or as an already processed product (for example a garment).
  • the textiles can consist of any known materials, such as in particular any natural and / or synthetic materials, such. B. cotton, linen, silk, hemp, jute, wool, cupro, sisal, viscose, polyamide, polyester etc. and any other known textile materials and mixtures thereof (z. B. PES / BW).
  • the method according to the invention can be applied to synthetic textiles, preferably synthetic articles of clothing, since these generally have no or only a very low water absorption capacity or are only slightly hydrophilic.
  • synthetic textiles means not only purely synthetic textiles, but also mixed textiles based on synthetic and natural textile fibers (eg mixed fabrics made of polyester and cotton).
  • the method according to the invention can be applied in particular to all types of textile fabrics.
  • textile fabrics which can be treated by the process according to the invention are, in particular, woven goods such as woven fabrics, knitted fabrics such as knitted fabrics and knitted fabrics or also textile composite materials such as felt and nonwovens.
  • the temporary furnishing of the textiles in the manner according to the invention serves in particular to increase or improve the water absorption capacity (water absorption capacity) of textiles, in particular synthetic textiles, and thus also makes a significant contribution to increasing the comfort of textiles, in particular items of clothing.
  • the method according to the invention is used in particular for the temporary finishing of textiles, in particular synthetic textiles, preferably textile clothing, with increased water absorption capacity (water absorption capacity) and with increased wearing comfort.
  • hydrogels are particularly suitable as hydrogel dispersions which have average particle sizes of the hydrogel particles of less than 100 ⁇ m, in particular less than 10 ⁇ m, preferably less than 1,000 nm, entirely particularly preferably less than 500 nm, (based on the swollen state).
  • hydrogels are generally water-containing systems (gels) based on hydrophilic but water-insoluble polymers, which are present as a three-dimensional network, the particles on the textile surface after the drying process are significantly smaller and generally only about a tenth or even less of their size original volume, d. H. of their volume in the swollen state.
  • Network formation in the hydrogels takes place primarily via chemical linkage of the individual polymer chains, in particular via covalent bonds, but is also possible via electrostatic, hydrophobic or dipole / dipole interactions between individual segments of the polymer chains.
  • hydrogels in particular in the form of micro- and nanoscale hydrogel dispersions, and the immobilization of active substances, in particular hydrophilic active substances, into the hydrogel matrices is state of the art and has already been described in numerous publications. Furthermore, hydrogels suitable according to the invention are also commercially available.
  • micro- and nanoscale hydrogel particles are familiar to the person skilled in the art and can be carried out, for example, via microemulsion polymerization of a water / oil emulsion stabilized in most cases with emulsifiers by homogenization using high-pressure homogenizers or rotor-stator homogenizers.
  • the aqueous phase contains the dissolved polymers or monomers.
  • hydrophobic initiators leads to the formation of the polymer network via covalent bonds.
  • Monomers can also be kept in emulsion by simply adding surfactants to an aqueous solution. The polymerization then takes place in the micelles formed. By simply lowering the temperature of the emulsion, for example, polymers such as gelatin, agarose or polyvinyl alcohol gel if the latter is cooled to below freezing point and slowly thawed again.
  • Suitable hydrogels according to the invention are, for example, hydrogels based on natural polymers, for.
  • hydrogels based on synthetic polymers are also suitable according to the invention.
  • B polyacrylates, polymethacrylates, polyacrylic acids, polymethacrylic acids, polyacrylamides, polymethacrylamides, polyurethanes, polyvinylpyrrolidones, polyvinyl alcohols, polyvinyl acetates or their copolymers and derivatives and mixtures thereof. All of these polymers can optionally also be present in a cationically modified form.
  • the hydrogels are generally applied to the textile surfaces or fibers in the form of aqueous hydrogel dispersions.
  • hydrogels are particularly suitable according to the invention as hydrogel dispersions, the mean particle sizes in the swollen state of less than about 100 ⁇ m, in particular less than 10 ⁇ m, preferably less than about 1,000 nm, very particularly preferably less than about 500 nm, because this has the particular advantage that such particles are so small that after application and drying they are invisible to the naked eye or almost no longer visible.
  • the hydrogel should consist of dimensionally stable particles.
  • the particles are deformable or deformable to a certain degree, in particular elastically deformable.
  • the hydrogel particles used can absorb up to a multiple of their own weight in water (e.g. certain polyacrylate hydrogels more than 120 g / g).
  • An improved absorption behavior of the hydrogel particles can additionally be achieved by their cationic modification.
  • the person skilled in the art is familiar with the manner in which the cationic modification is produced.
  • the cationic modification can, for example, be brought about by the fact that small amounts of cationic monomers are present in the starting monomer solution or emulsion to be polymerized, which are also polymerized in, so that the hydrogel particles are then cationically modified as a whole. Since many textile fibers, for example cotton fibers, are negatively charged after washing, cationically modified hydrogel particles can generally be applied particularly well.
  • the hydrogel is applied in particular in the form of an aqueous dispersion.
  • concentration of the aqueous hydrogel dispersions in particular in use (for example after dilution of the rinse cycle with water), is preferably less than about 15 g / l, in particular less than about 10 g / l, preferably less than about 3 g / l , very particularly preferably less than about 1 g / l, based on the polymer content (dry weight) of the dispersion.
  • the aqueous hydrogel dispersion can be applied, for example, by spraying onto the textile fibers or by immersing the textiles in the dispersion.
  • treatment solutions are, according to the invention - as already explained - in particular aqueous hydrogel dispersions which, for example, either by using them as a spray, by immersing them in the appropriate dispersion or treating the textiles in the rinse cycle of a washing machine instead of or, for. B. can be applied in combination with a fabric softener.
  • the hydrogel matrices remain as the smallest particles on the textile surface.
  • the hydrogel dispersions should therefore be such that the individual hydrogel matrices are no longer visible on the textile surface.
  • Hydrogel dispersions with particle diameters in the micro and nanometer range are particularly suitable for this. According to the invention, this means the range below about 100 ⁇ m, in particular 10 ⁇ m, preferably 1,000 nm, very particularly preferably 500 nm (swollen state).
  • hydrogel dispersions are generally applied by spraying on as a spray, by immersion in solution or dispersion or in the washing cycle of the washing machine as post-treatment agent instead of or in combination with a fabric softener after the washing process.
  • the method according to the invention leads to textiles with increased water absorption capacity and increased wearing comfort.
  • the hydrogels with which the textiles are treated also have a deodorizing effect because they absorb sweat through swelling, so that no moist, warm environment, which is responsible for the multiplication of microorganisms and thus for the formation of perspiration odors, can arise.
  • the absorption of sweat is controlled by diffusion.
  • water is absorbed, but also the inorganic and organic components of sweat ( ⁇ 1%) dissolved in water, such as. B. NaCI, phosphates, Ammonium, potassium, calcium and magnesium salts as well as urea, glucose, pyruvic acid, cholesterol, lactic acid, urocanic acid, amino acids etc.
  • Hydrogels have the advantage that microorganisms cannot penetrate into the hydrogel due to the small pore size of the hydrogel particles.
  • the desodizing effect provided by the hydrogel particles can be further increased by additionally loading the hydrogels with deodorants (deodorants), which will be described in more detail below.
  • hydrogels used according to the invention there is also the possibility of incorporating or immobilizing additional substances (for example special active substances, active substances, ingredients and the like) in the hydrogels used according to the invention, which may or may not be released in a diffusion-controlled manner by swelling of the hydrogels.
  • additional substances for example special active substances, active substances, ingredients and the like
  • the "loading" of hydrogels with active substances, active substances, ingredients etc. is generally known per se to a person skilled in the art:
  • the "loading" of the hydrogel particles or matrices with active substances, active substances, ingredients and the like can take place, for example, in that these are present to polymerize starting monomer mixture or emulsion so that they are directly polymerized in situ.
  • the "loading" of the hydrogel matrices with active ingredients, active ingredients, ingredients and the like can also be carried out subsequently (for example after freeze-drying the hydrogel) by a simple swelling process of the hydrogels in the preferably aqueous solution of the active ingredients, active ingredients, ingredients and the like. It is also possible to use combinations of the loading mechanisms described above.
  • the amount of active substances, active substances, ingredients and the like with which the hydrogels can be loaded can vary within wide limits.
  • concentration of active substances, active substances, ingredients and the like contained in the hydrogel particles is usually 0.001 to 10% by weight, in particular 0.001 to 5% by weight, particularly preferably 0.001 to 1% by weight, based on the total weight of the hydrogel particles.
  • the loading of the hydrogel particles with the active ingredients, active ingredients, ingredients and the like has the advantage over the use of the "free" or pure active ingredients, active ingredients, ingredients and the like that in order to achieve a certain effect (e.g. antibacterial or deodorant properties, UV protection, color refreshment, coloring, etc.) lower concentrations of active substances, active substances, ingredients and the like have to be used or, for a given concentration of active substances, active substances, ingredients and the like, a stronger effect is produced than in the case of pure active substances, active substances, Ingredients and the like.
  • a certain effect e.g. antibacterial or deodorant properties, UV protection, color refreshment, coloring, etc.
  • Suitable active substances, active substances, ingredients and the like, with which the hydrogel particles can be loaded are, depending on the application, any active substances, active substances, ingredients and the like, provided that they are compatible with the hydrogel particles.
  • active substances, active substances, ingredients and the like suitable according to the invention with which the hydrogel particles can be loaded are, for. B. deodorants (deodorants), UV light filters and UV absorbers and coloring substances.
  • the hydrogel particles can be loaded with deodorizing agents (deodorants), ie in this case the hydrogel particles simultaneously represent depot systems represents which contain deodorant substances which can be released in a diffusion-controlled manner by swelling of the hydrogels.
  • deodorants deodorizing agents
  • the hydrogel systems loaded with deodorants are also able to absorb unpleasant odors when not swollen.
  • the treatment according to the invention results in textiles which are additionally provided with deodorizing properties.
  • the term “deodorants” or “deodorants” is understood to mean agents which mask, remove or destroy odors, ie in the sense of the present invention this term is understood very broadly.
  • deodorants or “deodorants” is understood to mean agents which mask, remove or destroy odors, ie in the sense of the present invention this term is understood very broadly.
  • deodorants reference can be made, for example, to W.
  • Deodorants suitable according to the invention are preferably compatible with the skin.
  • the deodorizing agent incorporated into the hydrogel matrices should be water-soluble or at least water-dispersible.
  • Deodorants are particularly preferred, the molecules of which can diffuse through the pores of the hydrogel in the swollen state. According to the invention, preference is given to those deodorants (deodorants) which have a germ-inhibiting, in particular bacteriostatic action, in particular against Gram-positive bacteria.
  • Suitable deodorants according to the invention are all preservatives with a specific bacteriostatic action against Gram-positive bacteria which are approved in body care products according to the Cosmetics Regulation of 16.12.1977 including the Amendment Regulation of 21.3.1988.
  • Suitable according to the invention is, for. B.
  • the antibacterial polymer chitosan and its derivatives especially if the molecular weight of the chitosan or its derivatives allows diffusion through the pores of the hydrogel in the swollen state.
  • examples include chitosan and chitosan derivatives with molecular weights of less than about 100,000 g / mol.
  • deodorants suitable according to the invention are selected from the group of triclosan, trichlorocarbanilide, bronopol, chlorhexidines and their salts, chloro- and dichloroxylenols, hexachlorophenes, tetrabromo-ortho-cresol, usnic acids and their salts, quats and amphoteric surfactants of the betaine type and mixtures of these compounds.
  • Another deodorizing agent (deodorant) which is particularly suitable according to the invention is zinc ricinoleate, in particular in combination with synergistic additives which can form inclusion compounds with the odor-forming substances and are therefore particularly suitable for the absorption of unpleasant odors.
  • Further deodorizing agents (deodorant) which are suitable according to the invention are citric acid esters such as triethyl citrate, in particular in combination with antioxidants. Further deodorizing agents (deodorants) which are suitable according to the invention are so-called odor improvers (odor masking agents) and antihidrotics (sweat prevention agents).
  • the hydrogel particles can be loaded with UV light filters and / or UV absorbers.
  • a “UV light filter” - also known synonymously as “UV radiation filter”, “UV protective filter” or “UV filter” - is understood in particular to mean substances or mixtures of substances which at least partially absorb incident UV radiation in accordance with their absorption spectrum and / or reflect.
  • UV absorbers are understood to mean in particular substances or substance mixtures or compounds with a pronounced absorption capacity for ultraviolet radiation.
  • the textiles treated according to the invention can be provided with a temporary protection against ultraviolet radiation, protection of the textiles from photochemical aging and / or color fading being provided, so that not only UV protection for the wearer of the textiles, but also for the Textiles itself is provided.
  • Suitable UV light filters or UV absorbers which can be used according to the invention are all UV light filters and / or UV absorbers available on the market.
  • the UV light filter or UV absorber can in particular be selected from the group of UV absorbers and / or UV radiation filters of the stilbene type; Benzophenones and benzophenone derivatives, such as, in particular, benzophenone-3 and benzophenone-4, and sulfonic acid derivatives of benzophenones, in particular 2,2'-dihydroxy-4,4'-dimethoxybenzophenone-5,5'-bis (sodium sulfonate); Methylene-bis-benzotriazolyltetramethylbutylphenol; Sulfonic acid derivatives of benzimidazoles, in particular 2-phenylbenzimidazole-5-sulfonic acid; Bisoctyltriazol; Camphor derivatives such as sulfonic acid derivatives of 3-benzylidene camphor, terephthalic dicamphor sulfonic acid and its salts and trimonium benzylidene camphor sulfate; Hydroxynap
  • the hydrogel particles can be loaded with coloring substances.
  • Coloring substances which can be used according to the invention are all the usual coloring substances or those which are available on the market, in particular textile dyes.
  • the coloring substance can in particular be selected from the group of inorganic and organic dyes and color pigments of all kinds, such as in particular direct dyes, reactive dyes and acid dyes, optionally in combination with inorganic and / or organic salts, in particular so-called coloring salts.
  • coloring substances or dyes are particularly suitable as coloring substances or dyes, in particular textile dyes, from the entirety of all dyes used for dyeing textiles: (i) direct dyes, such as, for example, B. anionic dyes (these are usually characterized by the fact that they build up directly on the fiber due to electrostatic interactions, van der Waals interactions, hydrogen bonds between the cellulose OH groups and the dye); (ii) reactive dyes, which can also have an anionic character and in particular can be composed of a coloring (dye) component and a reactive component (during treatment with dye-containing matrix or depot systems, the reactive component reacts with the functional groups of the fiber, e.g. B.
  • direct dyes such as, for example, B. anionic dyes (these are usually characterized by the fact that they build up directly on the fiber due to electrostatic interactions, van der Waals interactions, hydrogen bonds between the cellulose OH groups and the dye)
  • reactive dyes which can also have an anionic character and in particular can be composed of a coloring (dye) component
  • the present invention also further relates to the textiles which have been treated in accordance with the process according to the invention.
  • These are all types of textiles, preferably synthetic textiles, in particular textile clothing, on the surface, in particular fibers, of dimensionally stable hydrogel particles based on hydrophilic but water-insoluble, synthetic or natural, as three-dimensional networks of polymers with average particle diameters in the swollen state of less than 100 ⁇ m, in particular less than 10 ⁇ m, preferably less than about 1,000 nm, very particularly preferably less than 500 nm, are applied.
  • the textiles treated by the process according to the invention, in particular synthetic textiles have, inter alia, an increased water absorption capacity.
  • the present invention also relates to the use of hydrogels, in particular micro- and nanoscale hydrogels, optionally in a cationically modified form, for temporarily furnishing textiles, preferably synthetic textiles, in particular textile clothing.
  • hydrogels in particular micro- and nanoscale hydrogels, optionally in a cationically modified form, for temporarily furnishing textiles, preferably synthetic textiles, in particular textile clothing.
  • the use according to the invention leads to an increase in the water absorption capacity (water absorption capacity) of the textiles treated in this way and thus generally also to an increase in the wearing comfort.
  • the present invention furthermore relates to the use of hydrogels, in particular micro- and nanoscale hydrogels, optionally in a cationically modified form, as a matrix system for water absorption on textiles, preferably synthetic textiles, in particular textile clothing.
  • the water absorption takes place with swelling of the hydrogels.
  • the present invention furthermore relates to the use of hydrogels, in particular micro- and nanoscale hydrogels, optionally in cationically modified form, in particular in the form of aqueous dispersions, in detergents and / or cleaning agents, such as laundry aftertreatment agents, in particular fabric softeners, laundry sprays or ironing aids, and the washing and / or detergents containing these hydrogels themselves.
  • hydrogels in particular micro- and nanoscale hydrogels, optionally in cationically modified form, in particular in the form of aqueous dispersions, in detergents and / or cleaning agents, such as laundry aftertreatment agents, in particular fabric softeners, laundry sprays or ironing aids, and the washing and / or detergents containing these hydrogels themselves.
  • the present invention has a number of advantages: To improve the wearing comfort, in particular the water absorption capacity, only permanent equipment, e.g. B. used in the case of membrane textiles, these are relatively expensive to manufacture and as permanent equipment just not removable; Due to the use of hydrogels, the present invention for the first time makes it possible to provide a temporary textile finish to increase the wearing comfort or the water or moisture absorption capacity of textiles, in particular synthetic textiles, preferably textile clothing.
  • Example 1 Preparation of an aqueous polyisopropylacrylamide hydrogel
  • the hydrogel particles thus synthesized have a diameter of approx. 200 to 300 nm in the swollen state at room temperature, i.e. H. in the state of dispersion.
  • the N-isopropylacrylamide is no longer detectable in the dispersion by means of HPLC ( ⁇ 1ppm).
  • Example 2 Application of the hydrogel dispersion from example 1 to textiles
  • the application of the hydrogel dispersion prepared according to example 1 takes place in a standardized manner over a period of 24 hours. In a later application, application times of less than 10 minutes or spray application are preferred in order to apply a sufficient amount of hydrogel particles to the textile surface.
  • Test fabrics made of cotton, polyester and a mixed fabric made of cotton / polyester with defined dimensions of 8 x 2 cm are used. These are hung for 24 hours in a lightly stirred dispersion which is thermostatted at 20 ° C. and has a solids content of 15 g / l. After application of the hydrogels the samples are first dried in air at room temperature and then dried in a desiccator to carry out the tensiometric measurements exactly. The pulling behavior of the hydrogel matrices varies depending on the textile fibers used. When using a hydrogel dispersion with a concentration of 15 g / l, 0.6 mg / cm2 hydrogel on cotton, 1 mg / cm2 hydrogel on polyester and 0.4 mg / cm ⁇ hydrogel on the mixed fabric.
  • Example 3 Moisture Absorption of the Textiles Treated in Example 2
  • the water absorption capacity of the textile fabrics treated in this way is determined by means of tensiometric measurements. The water absorption is determined over a period of 130 seconds. During this period, an absolute water absorption of 0.38 g is achieved for the treated cotton and 0.8 g for the treated polyester, while the untreated polyester sample does not absorb any water.
  • the treated blended fabric shows a water absorption of 0.3 g.
  • hydrogel dispersion (1 g / l) in combination with fabric softener (2 ml / l) is applied by immersing the textile strips in the corresponding solution, high values (0.6 g / l) for polyester are used for the water absorption capacity while improving the "Griffs" ("Soft Feeling") achieved.
  • Example 5 Comparison of the moisture absorption of textiles treated according to Example 2 with a P-NIPAAm dispersion (Example 1) and a cationically modified polyisopropylacrylamide dispersion.
  • the water absorption capacity is determined analogously to Example 3 by means of tensiometric measurements.
  • Hydrogel dispersions with a concentration of 0.2 g / l, 0.1 g / l and 0.05 g / l are compared.
  • the 3 fabric types - cotton, polyester and satin - have identical values of 0.39 g for cotton 0.7 g for polyester and 0.24 g for satin.
  • the cationically modified P-NIPAAm hydrogels achieve 0.7 g in polyester, while the R-NIPAAm hydrogel dispersion only reaches values of 0.3 g.
  • concentration of hydrogels of 0.05 g / l 0.3 g are still achieved for the cationically modified P-NIPAAm hydrogel on polyester and 0.1 g for the P-NIPAAm hydrogel.
  • Example 1 Preparation of hydrogel matrices using the example of polyisopropyl acrylamide (P-NIPAAm) 470 ml of demineralized water (fully demineralized water), 7 g of N-isopropylacrylamide, 0.35 g of N, N-methylenebisacrylamide are placed in a 1 liter four-necked flask and 0.094 g of sodium dodecyl sulfate were weighed in and heated to 70 ° C. under an N2 atmosphere and under reflux at 200 rpm.
  • P-NIPAAm polyisopropyl acrylamide
  • Example 2 Immobilization of Deodorants in Hydrogel Matrices
  • the hydrogel dispersion prepared according to Example 1 is concentrated in a suitable manner (centrifugation, evaporation of the water in the drying cabinet) to a solids content of about 7 to 8% (w / w) and in a the active ingredient (z An antibacterial chitosan, chitosan oligomers or special derivatives) containing aqueous solution over a period of 24 hours.
  • the active ingredient is distributed evenly in the hydrogel matrices and the solution by diffusion.
  • the hydrogel matrices can also be dried by spray drying or freeze drying and then added to the aqueous active ingredient solution for swelling.
  • the hydrogel dispersion prepared according to Example 1 or 2 is applied in a standardized manner by immersion in the hydrogel dispersion within a
  • the application by immersing the textile strip in the active ingredient solution enables application and dosage comparable to the use of a
  • test fabrics made of cotton, polyester and a mixed fabric made of cotton / polyester with defined dimensions of 8 x 2 cm are used. These are hung for 10 minutes in a lightly stirred, thermostated dispersion at 20 ° C. with a solids content of 1 g / l. After the application of the hydrogels, the samples are first dried in air at room temperature and then dried in a desiccator to carry out the tensiometric measurements.
  • Example 4 Moisture absorption of the treated textiles from Example 3
  • the water absorption capacity of the textile fabrics treated in this way is determined by means of tensiometric measurements. The water absorption is determined over a period of 130 seconds. An absolute water absorption of 0.38 g is achieved for cotton after a 10-minute application period, 0.3 g for mixed fabrics (cotton / polyester) and 0.7 g for polyester, while the untreated polyester sample does not absorb water. If the hydrogel dispersion (1 g / l) in combination with fabric softener (2 ml / l) is applied by immersing the textile strips in the corresponding solution, high values for the water absorption capacity are achieved while improving the so-called "feel" ("soft feeling"). achieved.
  • Textile clothing treated according to the method according to the invention has a sweat odor-preventing, deodorising effect.
  • EXAMPLE 5 Immobilization of Zinc Ricinoleate in P-NIPAAm Hydrogels
  • the hydrogel dispersion obtained according to Example 1 is freeze-dried and then left to swell in an aqueous zinc ricinoleate solution.
  • 1.8 g of freeze-dried P-NIPAAm in 7.2 g of zinc ricinoleate solution (0.4 g of zinc ricinoleate (50%) in 6.8 g of deionized water) are left to swell overnight.
  • 9 g of the gel are diluted with 31 g of demineralized water and stirred for 2 hours until a homogeneous dispersion has formed.
  • the hydrogel dispersions thus produced contain 4.5% (w / w) P-NIPAAm hydrogel particles (based on the solid), 0.5% (w / w) zinc ricinoleate and 95% (w / w) deionized water.
  • Example 6 Application of the hydrogel dispersion to textiles 40 g of the hydrogel dispersion prepared according to Example 5 and loaded with zinc ricinoleate are metered in analogously to a fabric softener via the induction chamber for rinsing in a Miele ® washing machine. The washing machine is loaded with 5 fabric samples (SO knitted fabric, CO terry cloth, PA knitted fabric, PES knitted fabric and WO) as well as 1.8 kg terry towels. 125 g of a UWM detergent (powder) are used as detergents for the main wash cycle.
  • Example 7 Tests for the Deodorizing Effect of the Textiles Treated with the Hydrogel Dispersion The stinking of the test fabrics treated in this way and untreated test fabrics as a reference takes place over a period of 30 minutes in a tightly closed barrel with about 50 smoked cigarette butts.
  • the scent assessment of the soaked tissue samples is carried out via a test pendulum consisting of 5 people after 1 hour.
  • the intensity of the fragrance is characterized by the following grades: Grade 0: no smell, neutral, odorless Grade 1: weak smell, low intensity Grade 2: distinct smell, tolerable Grade 3: strong smell, annoying Grade 4: very strong smell, unbearable
  • the textiles treated with hydrogel and containing 0.5% (w / w) zinc ricinoleate as deodorant are used by the test persons rated significantly more positive. Four out of five test fabrics are judged to be almost odorless.
  • Example 1 Preparation of the PN-IPAAm hydrogel dispersion 470 ml of fully demineralized water (DI water), 7 g of N-isopropylacrylamide, 0.35 g of N, N-methylenebisacrylamide and 0.094 g of sodium dodecyl sulfate were weighed into a 1 liter four-necked flask and heated to 70 ° C under N 2 atmosphere and reflux with stirring at 200 rpm. After 30 minutes, 0.28 g of potassium peroxydisulfate in 30 ml of demineralized water was added, and the reaction was terminated after a further 4 hours.
  • the hydrogel particles synthesized in this way have a diameter of approximately 200 to 300 nm at room temperature.
  • Example 2 Preparation of the EMA-VP hydrogel dispersion 480 ml of deionized water, 4.1 g of ethyl methacrylate, 15.9 g of N-vinylpyrrolidone, 5.4 g of alkylaryl polyglycol ether sulfate sodium salt (1%) and 1 g were placed in a 2 l four-necked flask Weighed in N, N-methylenebisacrylamide and heated to 70.degree. C. under an N 2 atmosphere and reflux with stirring at 200 rpm. After 30 minutes, 0.8 g of potassium peroxydisulfate in 30 ml of demineralized water was added, and the reaction was ended after a further 4 hours. The aqueous hydrogel dispersion was then dialyzed.
  • the hydrogel particles synthesized in this way have a diameter of approximately 100 to 300 nm at room temperature. Particle sizes of up to 500 nm were achieved by varying the synthesis conditions.
  • Example 3 Immobilization of UV absorbers in hydrogel matrices
  • the hydrogel dispersion prepared according to Example 1 or 2 was concentrated in a suitable manner (centrifugation, freeze-drying).
  • the freeze-dried crosslinked polymer was mixed with a 0.004% and a 0.04% UV absorber solution and left to swell overnight. Diffusion ensures that the UV absorber is evenly distributed in the hydrogel matrices and in the solution.
  • the active ingredient can be added directly, ie undiluted, into the hydrogel dispersion.
  • UV absorbers were the following commercially available substances are used: Tinosorb M ®, FR (CIBA), Uvinul ® 3048, Eu Solex ® 232 (Merck).
  • Example 4 Application of the hydrogel dispersion on textiles
  • the application of the hydrogel dispersions prepared according to Examples 1 and 2 (reference) and of the hydrogel dispersions prepared according to Example 3 (using a UV filter) was carried out in a standardized manner using a dipping process.
  • the application times were less than 20 minutes, preferably less than 10 minutes.
  • spray application is also suitable to apply a sufficient amount of hydrogel particles to the textile surface.
  • Test fabrics made of cotton (BW) and polyester were used. These were hung or immersed for 10 minutes in a lightly stirred dispersion thermostated at 20 ° C. with a solids content below 15 g / l, preferably 0.2 g / l.
  • the samples were air-dried at ambient temperature.
  • the pulling behavior of the hydrogel matrices varies depending on the textile fibers used.
  • the hydrogels loaded with UV absorbers can be dosed alone (preferably 40 g of a 4% hydrogel dispersion per rinse cycle) or in combination with fabric softener in the washing-up chamber of a normal washing machine. 125 g of an ordinary UWM, color or mild detergent were used as detergent for the main wash cycle.
  • Example 5 Determination of UV protection
  • Cotton fabrics were prepared with the hydrogel dispersions prepared according to Examples 2 and 3, as shown in Example 4 above, by immersing them in the hydrogel dispersions for ten minutes and air-dried.
  • the hydrogel was used in both nano and microscale.
  • the concentration of the hydrogel in the solution was 0.2 g / l.
  • Tinosorb ® M methylene-bis-benzotriazolyl-tetramethylbutylphenol
  • the UV filter concentration in the example presented was 0.004% or 0.04% in the solution.
  • the UV protection (SPF value) of the untreated cotton fabric was determined against cotton fabric treated with pure Tinosorb ® solution and against cotton fabric treated with hydrogel / Tinosorb ® solution at two different concentrations.
  • the UV protection was determined in vitro by transmission measurement with a device of the type ® Labsphere UV-1000S UV Transmittance Analyzer. The following results (SPF) were determined:
  • Example 1 Preparation of an aqueous PN-IPAAm hydrogel dispersion 470 ml of deionized water (fully demineralized water), 7 g of N-isopropylacrylamide, 0.35 g of N, N-methylenebisacrylamide and 0.094 g of sodium dodecyl sulfate are placed in a 1 liter four-necked flask weighed, and heated to 70 ° C. under N 2 atmosphere and reflux at 200 rpm. After 30 minutes, 0.28 g of potassium peroxydisulfate in 30 ml of demineralized water are added, and the reaction is ended after a further 4 hours.
  • the hydrogel particles synthesized in this way have a diameter of approximately 200 to 300 nm at room temperature.
  • Example 2 Preparation of an aqueous EMA-VP hydrogel dispersion
  • N-vinylpyrrolidone 15.9 g of N-vinylpyrrolidone, 5.4 g of alkylarylpolyglycol ether sulfate sodium salt (1%) and 1 g of N, N-methylenebisacrylamide and weighed in under an N 2 atmosphere and
  • the hydrogel particles thus synthesized have one at room temperature
  • the hydrogel dispersion prepared according to Example 1 is suitable
  • Example 4 Application of the hydrogel dispersion on textiles
  • the application of the hydrogel dispersion prepared according to Example 1 (reference) and Example 3 (with dye) is carried out in a standardized manner by means of a dipping process.
  • the application times are less than 20 minutes, preferably less than 10 minutes; spray application is also suitable for applying a sufficient amount of hydrogel particles to the textile surface.
  • Test fabrics made of cotton, polyester and satin with defined dimensions of 8 x 2 cm are used. These are hung for 10 minutes in a lightly stirred dispersion thermostated at 20 ° C. with a solids content of 15 g / 1, preferably 0.2 g / 1.
  • the samples are first dried in air at ambient temperature in order to carry out the tensiometric measurements exactly in the desiccator.
  • the pulling behavior of the PN-IPAAm hydrogel matrices varies depending on the textile fibers used. So when using a PN-IPAAm hydrogel dispersion with a concentration of 15 g / l on cotton 0.6 mg / cm 2 hydrogel, on polyester 1 mg / cm 2 and on mixed fabrics 0.4 mg / cm 2 PN- IPAAm hydrogels.
  • the hydrogels loaded with dye can be dosed alone (preferably 40 g of a 4% hydrogel dispersion per rinse cycle) or in combination with fabric softener in the wash-in chamber of an ordinary washing machine. 125 g of an ordinary UWM, color or mild detergent are used as detergents for the main wash cycle.
  • Example 5 Tests for the coloring effect of hydrogel dispersions with different dyes Three different types of fabric (cotton, PES, satin) were prepared with the hydrogel dispersions prepared according to Examples 1 and 3, as shown in Example 4 above, by immersion for 10 minutes and dried in air. The hydrogel has been used in both nano and microscale. The dye concentration was 0.008% in solution in all cases. The salt concentration can be used in the range from 0.01% to 20% and is 10%, preferably 5%. Overall, better results were obtained with NaCI than with Na 2 SO 4 . The coloring effect was subsequently determined. Hydrogel dispersions without dye and the sole use of the dye served as reference.
  • the intensity of the dye was characterized according to the following scheme: o grade 1 excellent color effects o grade 2 good color effects o grade 3 medium color effects o grade 4 weak color effects o grade 5 no effect
  • the concentration of PN-IPAAm was 0.2 g / l in each case. If the dyes were applied to the cotton fabric without hydrogel, the dyeing results from the test panel were rated 5 for Simplicol ® and Basacid ® and 4 for Remazol ® . In connection with the hydrogel, the dye Basacid reached the mark 3.5. After using the Hydrogel-Simplicol ® -NaCI system, the test textiles were rated 4.2.
  • hydrogels containing Basacid ® were particularly effective for satin fabrics. If the reference sample of the pure dye was graded with only 4.5, tissue samples treated with hydrogel and Basacid ® dye could be graded with 2.5. An increase in the rating of 3 (Reference pure dyestuff) on 2 could be achieved for satin samples containing with Simplicol ® PN-IPAAm were treated.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

L'invention concerne un procédé pour apprêter, notamment temporairement, des textiles, en particulier des textiles synthétiques, comme par exemple, des vêtements textiles. Selon le procédé, un hydrogel est appliqué sur la surface des textiles, notamment sur leurs fibres, puis les textiles ainsi traités sont séchés. Selon les applications souhaitées, l'hydrogel peut être chargé de substances actives ou d'agents constituants.
EP02712859A 2001-01-30 2002-01-26 Systeme de matrice d'hydrogel pour appreter des textiles Withdrawn EP1373631A2 (fr)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
DE2001104281 DE10104281A1 (de) 2001-01-30 2001-01-30 Temporäre Ausrüstung von Textilien mit desodorierend wirkenden Mitteln
DE2001104290 DE10104290A1 (de) 2001-01-30 2001-01-30 Hydrogelmatrixsysteme zur Steigerung des Tragekomforts von Textilien
DE10104281 2001-01-30
DE10104290 2001-01-30
DE10153295A DE10153295A1 (de) 2001-10-31 2001-10-31 Verfahren zum Färben von Textilien
DE10153295 2001-10-31
DE10153296A DE10153296A1 (de) 2001-10-31 2001-10-31 Textilien mit UV-Schutz
DE10153296 2001-10-31
PCT/EP2002/000825 WO2002061199A2 (fr) 2001-01-30 2002-01-26 Systeme de matrice d'hydrogel pour appreter des textiles

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DE10215602A1 (de) * 2002-04-10 2003-10-30 Henkel Kgaa Textilschonendes Textilreinigungsmittel
DE10347043A1 (de) * 2003-10-07 2005-05-25 Henkel Kgaa Erhöhung der Wasseraufnahmefähigkeit von Textilien
JP2008057100A (ja) * 2006-08-29 2008-03-13 Mmi-Ipco Llc 感温性且つ感湿性のスマートテキスタイル
CN101857713B (zh) * 2010-05-26 2012-06-13 上海大学 具有紫外屏蔽功能的水分散性聚酯复合材料及其应用

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US4686109A (en) * 1983-10-14 1987-08-11 Gordon Arnold Z Method for converting and maintaining a fabric material in a fire retardant, heat resistant state
GB8620845D0 (en) * 1986-08-28 1986-10-08 Reckitt & Colmann Prod Ltd Treatment of textile surfaces

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