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EP3221506B1 - Methode permettant de renforcer la performance d'un adoucissant de tissus - Google Patents

Methode permettant de renforcer la performance d'un adoucissant de tissus Download PDF

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Publication number
EP3221506B1
EP3221506B1 EP15861757.1A EP15861757A EP3221506B1 EP 3221506 B1 EP3221506 B1 EP 3221506B1 EP 15861757 A EP15861757 A EP 15861757A EP 3221506 B1 EP3221506 B1 EP 3221506B1
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EP
European Patent Office
Prior art keywords
softening
booster
fabric
composition
bleach
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.)
Active
Application number
EP15861757.1A
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German (de)
English (en)
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EP3221506A1 (fr
EP3221506A4 (fr
Inventor
Amanda Ruth Blattner
Charles Allen Hodge
Claire Lucille Notermann
Julio R. Panama
Shaun Patrick Kennedy
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Ecolab USA Inc
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Ecolab USA Inc
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Filing date
Publication date
Priority claimed from US14/550,481 external-priority patent/US9688945B2/en
Priority claimed from US14/550,225 external-priority patent/US9725679B2/en
Priority claimed from US14/550,283 external-priority patent/US9506015B2/en
Application filed by Ecolab USA Inc filed Critical Ecolab USA Inc
Priority to EP25157734.2A priority Critical patent/EP4530391A3/fr
Publication of EP3221506A1 publication Critical patent/EP3221506A1/fr
Publication of EP3221506A4 publication Critical patent/EP3221506A4/fr
Application granted granted Critical
Publication of EP3221506B1 publication Critical patent/EP3221506B1/fr
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    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/62—Quaternary ammonium compounds
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/662—Carbohydrates or derivatives
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/667—Neutral esters, e.g. sorbitan esters
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/001—Softening compositions
    • 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
    • C11D3/1246—Silicates, e.g. diatomaceous earth
    • C11D3/128—Aluminium silicates, e.g. zeolites
    • 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
    • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/373—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
    • C11D3/3742—Nitrogen containing silicones
    • 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
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/45—Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic Table; Aluminates
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/46—Compounds containing quaternary nitrogen atoms
    • 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
    • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • D06M15/6436—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain containing amino groups
    • 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
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/50—Modified hand or grip properties; Softening compositions

Definitions

  • the present invention relates to methods for treating a textile under industrial and institutional fabric care conditions to impart softness within a single wash cycle and/or rinse cycle.
  • Compositions for boosting a liquid or solid softening or conditioning compositions are also provided. More particularly, the present invention relates to methods for softening a textile within a wash cycle and/or rinse cycle employing a fabric softening compositionand a softening booster.
  • Softening traits are a highly desired combination of properties for textiles such as fibers and fabrics, both woven and non-woven.
  • softness it is meant the quality perceived by users through their tactile sense to be soft.
  • Such tactile perceivable softness may be characterized by, but not limited to resilience, flexibility, fluffiness, slipperiness, and smoothness and subjective descriptions such as “feeling like silk or flannel.”
  • industrial and institutional it is meant that the operations are located in the service industry including but not limited to hotels, motels, hospitals, nursing homes, restaurants, health clubs, large scale industrial applications and the like.
  • US 2012 203 0882 relates to a composition and method for treating a textile under industrial and institutional fabric care conditions.
  • US 6 083 899 relates to fabric softener compositions comprising a fabric softener active in combination with a cationic charge booster.
  • US 4 292 035 relates to fabric softening compositions containing a combination of an anionic surfactant and a complex of certain smectite clays with certain organic amines and their salts and certain quaternary compounds.
  • EP 0 150 531 relates to fabric treatment compositions containing a narrow class of clays, having a low ion-exchange capacity and a narrowly-defined surface area in combination with conventional cationic agents.
  • US 2008 132 437 relates to a fabric care composition containing non-ionic softening compounds, antistatic agents and perfume.
  • US 2011 028 178 2 relates to care polymers and fabric and home care compositions comprising such care polymers, as well as processes for making and using such care polymers and such compositions.
  • the methods according to the invention provide softness to treated fabrics at least equivalent to consumer home use or residential softeners.
  • the methods according to the invention may provide additional benefits to treated fabrics, including for example, static control, reduced discoloring (i.e. yellowing), dulling and/or fading especially when the fabrics are washed in a high alkaline detergent and/or dried in an automatic dryer at industrial and institutional conditions.
  • the present invention provides methods of softening fabrics during the rinse cycle of industrial or institutional laundering operations.
  • the softening booster compositions of the invention are used in combination with a fabric conditioning composition to impart to laundered fabrics a texture or hand that is smooth pliable and fluffy to the touch (i.e. soft), especially when the fabrics are washed in a high alkaline detergent and/or dried in an automatic dryer at industrial and institutional conditions.
  • a fabric conditioning composition to impart to laundered fabrics a texture or hand that is smooth pliable and fluffy to the touch (i.e. soft), especially when the fabrics are washed in a high alkaline detergent and/or dried in an automatic dryer at industrial and institutional conditions.
  • the methods of softening provide an improved softness over conventional fabric conditioning / softening compositions alone during a single rinse cycle of the laundering operation.
  • actives or “percent actives” or “percent by weight actives” or “actives concentration” are used interchangeably herein and refers to the concentration of those ingredients involved in cleaning or fabric softening expressed as a percentage minus inert ingredients such as water or salts.
  • actives or “percent actives” or “percent by weight actives” or “actives concentration” are used interchangeably herein and refers to the concentration of those ingredients involved in cleaning or fabric softening expressed as a percentage minus inert ingredients such as water or salts.
  • percentage of active ingredients is included by the manufacture.
  • 100% of a final composition is comprised of emulsion X and if emulsion X contains 60% of the active component X, we would say that the final composition contained 60% active component X.
  • weight percent refers to the concentration of a substance as the weight of that substance divided by the total weight of the composition and multiplied by 100. It is understood that, as used here, “percent,” “%,” and the like are intended to be synonymous with “weight percent,” “wt-%,” etc.
  • the use of the softening booster compositions according to the invention provide a soft, non-yellowing, non-greasy feel to treated fabrics and textiles. Beneficially, such results are achieved in a single rinse cycle.
  • the softening booster compositions may include concentrate compositions or may be diluted to form use compositions.
  • a concentrate refers to a composition that is intended to be diluted with water to provide a use solution that contacts an object to provide the desired softening boost.
  • the softening booster compositions that contacts the articles to be washed can be referred to as a concentrate or a use composition (or use solution) dependent upon the formulation employed in methods according to the invention.
  • the softening booster is a water insoluble clay.
  • Clays are generally alumino-silicates which may be crystalized into a variety of mineral structures, differing in chemical and physical properties. Clay minerals usually contain besides the alumino-silicate hydrous silicates of less abundant metal elements, inclusive of Mg, Fe and others.
  • Clay softening booster compositions may include kaolin clays (namely heat-treated kaolins), smectite clays (namely multi-layer smectites), hectorite clays, bentonite clays, illite clays and other silicates.
  • the clay softening booster compositions provide improved fabric softening characteristics in combination with fabric conditioning compositions within a single wash cycle.
  • the clay softening booster compositions may also be referred to as clays or clay minerals.
  • Bentonite clays include alkali and alkaline earth metal bentonites, including aluminum phyllosilicate (consisting mostly of montmorillonites).
  • the clay softening booster compositions may be heat treated. In another aspect, the clay softening booster compositions may be purified and/or refined. In another aspect, the clay softening booster compositions may be crystalized in multi-layer clays. In preferred aspect, the clay softening booster compositions provide thixotrpy, viscosity control and are stable in suspension.
  • Examples of commercially-available clay softening booster compositions include: Gelwhite GP (sodium montmorillonite), and Gelwhite L (highly pure calcium montmorillonite), both available from Southern Clay Products (Gonzales, TX). Additional disclosure of suitable clay softening booster compositions is set forth, for example, in U.S. Patent No. 4,632,768 , EP 0150531 , EP 0164797 , DE 2,334,899 , and UK 1,400,898 .
  • Clay softening booster compositions can also be provided in the form of clay agglomerates, including variations in particle size.
  • Clay softening booster compositions are preferably added to a rinse cycle prior to the dosing of additional softening compositions.
  • the clay softening booster compositions can also be added simultaneously with additional softening compositions, or alternatively after such dosing.
  • a single rinse cycle with the fabric softening compositions disclosed herein is employed to achieve the beneficial softening, wherein the clay softening booster compositions are 10% active solutions that are added at an actives concentration level of at least about 1% to about 25% to fabric softening composition dose.
  • the clay softening booster compositions are provided at an actives level of about 5% to about 20% to fabric softening composition dose, or about 10% to about 20% to fabric softening composition dose.
  • the softening booster is a quaternary ammonium compound.
  • the quaternary ammonium compound may be based on a hydrogenated tallow amine.
  • the quaternary ammonium compound is an alkylated quaternary ammonium compound.
  • the compound is a dialkyl quaternary ammonium compound.
  • the dialkyl quaternary compound has the general formula [R-N(CH 3 ) 2 -R] wherein R is a straight alkyl chain (C16-C18).
  • the quaternary ammonium softening booster is particularly suitable for boosting softness when used in combination with the fabric conditioning compositions disclosed herein.
  • the quaternary ammonium softening booster unexpectedly provides improved softening when used with an ester quaternary ammonium compound fabric softening composition.
  • Quaternary ammonium softening booster compositions are preferably added to a wash cycle, more preferably a single wash cycle with the fabric softening compositions disclosed herein, at an actives concentration level in use of at least about 0.1% to about 40% to fabric softening composition dose, from about 1% to about 40% to fabric softening composition dose.
  • the clay softening booster compositions are provided at an actives level of about 5% to about 40%, or about 5% to about 30%, or about 5% to about 25% to fabric softening composition dose.
  • the softening booster is a sucrose fatty acid ester.
  • the sucrose fatty acid esters are preferably non-ionic emulsifiers based on sucrose and a combination of stearate, palmitate, laurate, distearate, and/or tetrastearate triacetate.
  • the sucrose fatty acid ester is both non-ionic and non-PEG.
  • sucrose fatty acid esters include sucrose laurate, sucrose palmitate, sucrose stearate, sucrose distearate, sucrose polystearate, sucrose tetrastearate triacetate, polyglycerol monostearate, sorbitan monostearate, sorbitan palmitate, polyglycerol and the like.
  • the sucrose fatty acid ester softening booster is particularly suitable for boosting softening when used in combination with the fabric conditioning compositions disclosed herein.
  • the sucrose fatty acid ester softening booster unexpectedly provides improved softening when used in sequence after the quaternary ammonium fabric softening composition.
  • the step of contacting the fabric with a fatty acid ester softness boosting compositions is a second dosing for softness after contacting the fabric with the fabric conditioning composition.
  • the subsequent dosing may take place a few seconds to a few minutes after the fabric conditioning composition, such as from about 1 minute to about 5 minutes, or preferably from about 2 minutes to about 3 minutes.
  • the softening booster is a sucrose ester sold under the tradename Sisterna ® available from Sisterna BV, including the following: L70-C (aqua, sucrose laurate, alcohol); PS750-C (sucrose palmitate); SP70-C (sucrose stearate); SP50-C (sucrose palmitate); SP30-C (sucrose distearate); SP10-C (sucrose polystearate); SP01-C (sucrose polystearate); and A10E-C (sucrose tetrastearate triacetate).
  • Sucrose fatty acid ester softening booster compositions are preferably added to a wash cycle, more preferably a single wash cycle with the fabric softening compositions disclosed herein, at an actives concentration level of at least about 1% to about 20% to fabric softening composition dose.
  • the clay softening booster compositions are provided at an actives level of about 5% to about 20%, or about 5% to about 10% to fabric softening composition dose.
  • the fabric softening composition comprises an amino-functionalized silicone compound.
  • a fabric conditioning composition may comprise at least the following components: a quaternary ammonium compound and a silicone component, which is an amino-functionalized silicone compound.
  • Fabric conditioning compositions may further comprise, consist of and/or consist essentially of a quaternary ammonium compound, the silicone component, surfactants, carriers, solidification agents (e.g. urea, such as disclosed in U.S. Patent Publication No. 2012/0030882 for solid fabric conditioner compositions) and various additional functional ingredients.
  • fabric softener or “fabric conditioner” shall be understood to mean an industrial product added to the wash or rinse cycle of a laundry process for the express or primary purpose of conferring one or more conditioning benefits.
  • Fabric conditioning compositions employed according to the invention may be provided in liquid and/or solid formulations.
  • fabric conditioning compositions can take the form of a dilutable fabric conditioner, that may be a molded solid, a tablet, a powder, a block, a bar, or any other solid fabric conditioner form known to those skilled in the art.
  • a "dilutable fabric conditioning" composition is defined, for the purposes of this disclosure, as a product intended to be used by being diluted with water or a non-aqueous solvent by a ratio of more than 100: 1, to form a treatment suitable for treating textiles and conferring to them one or more conditioning benefits.
  • Particularly preferred forms include conditioner products, especially as a solid, intended for application as a fabric softener during the wash cycle or the final rinse.
  • the fabric conditioning compositions can also take the form of a fabric softener intended to be applied to articles without substantial dilution and sold as any form known to those skilled in the art as a potential medium for delivering such fabric softeners to the industrial and institutional market.
  • a fabric softener intended to be applied to articles without substantial dilution and sold as any form known to those skilled in the art as a potential medium for delivering such fabric softeners to the industrial and institutional market.
  • powders for direct application to fabrics are also considered within the scope of this disclosure. Such examples, however, are provided for illustrative purposes and are not intended to limit the scope of this invention.
  • a softening agent of the fabric conditioning composition may be a quaternary ammonium compound.
  • exemplary quaternary ammonium compounds include alkylated quaternary ammonium compounds, ring or cyclic quaternary ammonium compounds, aromatic quaternary ammonium compounds, diquaternary ammonium compounds, alkoxylated quaternary ammonium compounds, amidoamine quaternary ammonium compounds, ester quaternary ammonium compounds, and mixtures thereof.
  • Exemplary imidazolinium quaternary ammonium compounds include methyl-1hydr. tallow amido ethyl-2-hydr. tallow imidazolinium-methyl sulfate, methyl-1-tallow amido ethyl-2-tallow imidazolinium-methyl sulfate, methyl-1-oleyl amido ethyl-2-oleyl imidazolinium-methyl sulfate, and 1-ethylene bis(2-tallow, 1-methyl, imidazolinium-methyl sulfate).
  • ester quaternary ammonium compounds include, for example, those commercially-availabel from Stepan and Evonik under the tradenames Stepantex ® VL 90, Stepantex ® SP 90,Stepantex ® VT 90, Rewopol ® WE-16 and Rewopol ® WE-18..
  • the amount of active quaternary ammonium component can range from about 2% to about 55%, from about 5% to about 50%, in preferred aspects from about 30% to about 55%, or from about 30% to about 45%, by weight of the total fabric conditioning composition in a solid composition. In other preferred aspects from about 2% to about 35%, or from about 6% to about 25%, by weight of the total fabric conditioning composition in a liquid composition. In addition, without being limited according to the invention, all ranges recited are inclusive of the numbers defining the range.
  • the conditioning bath pH can often be less important, as the kinetics of quaternary ammonium component decomposition are often slow, and the time of one conditioning cycle is typically not sufficient to allow for this reaction to have a significant impact on the performance or odor of the product.
  • a lower pH can also aid in the formulation of higher-viscosity products.
  • the various additional functional ingredients if used in either the softening booster compositions and/or fabric conditioning compositions, are added at their usual levels, generally each of up to about 10% or preferably up to about 5% by weight of the composition.
  • the dryers utilized according to the invention can be used include any type of dryer that uses heat and/or agitation and/or air flow to remove water from the laundry.
  • An exemplary dryer includes a tumble-type dryer where the laundry is provided within a rotating drum that causes the laundry to tumble during the operation of the dryer. Tumble-type dryers are commonly found in industrial and institutional sector laundry operations.
  • Industrial and institutional dryers operate in the range of about 81.6°C (180 degrees Fahrenheit) up to about 122.5°C (270 degrees Fahrenheit), more preferably, about 99.8°C (220 degrees Fahrenheit) up to about 117.9°C (260 degrees Fahrenheit), and most preferably about 108.9°C (240 degrees Fahrenheit) up to about 117.9°C (260 degrees Fahrenheit). It is generally understood that drying temperatures may change with new drying technologies.
  • Towels are stored prior to the softness evaluation such that the last cycle of the experiment is completed the day before panel testing. Towels are folded in a consistent manner and placed inside a sealed container immediately following removal from dryer. The temperature of the sealed container is between 18.3°C (65 degrees Fahrenheit) and 23.9°C (75 degrees Fahrenheit) with a relative humidity of 40%-50%. The towels are equilibrated by remaining at these settings for about 24 hours prior to the panel testing.
  • the "Market Leading Consumer anionic surfactant based Detergent, chlorine Bleach, conventional quat based Softener” is a commercially-available combination of products, including near neutral detergent (approximately pH 8), bleach and softening composition.
  • Wicking testing was conducted to assess absorption of water from evaluated towels treated with softening boosters.
  • the absorbency of towels from the softness panel in Example 2 were evaluated to determine how different fabric treatments affect the wicking/absorption volume of a fabric.
  • test swatches (approximately 4"x7") are cut.
  • the swatches are marked with a line 10 mm from the bottom and placed in the colored dye solution (water soluble dye of any concentration) using a wicking apparatus.
  • One test swatch is suspended from the top of the wicking apparatus using a large paper binder clamp.
  • the test swatch is lowered into the colored dye solution up to the scored line and let to sit undisturbed for 6 minutes. Thereafter, the test swatch is raised from the dye solution and the highest point reached by the dye solution is marked by a dot (using a permanent marker). The distance from the 10 mm line to the dot (in millimeters) is measured and recorded.

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

Claims (15)

  1. Procédé de conditionnement et d'assouplissement de tissus, comprenant :
    (a) le lavage des tissus dans un détergent avec une plage de pH de plus de 9 à 14 ;
    (b) la mise en contact des tissus avec une composition d'assouplissement de tissus comprenant de 10 % en poids à 55 % en poids d'un ou plusieurs agents assouplissants comprenant un composé silicone à fonctionnalité amino ;
    (c) la mise en contact des tissus avec une composition de renforcement d'assouplissement comprenant une argile d'aluminosilicates, un composé ammonium quaternaire, ou un ester d'acide gras de saccharose ; et
    (d) le séchage des tissus à des températures de 82,2 °C (180 degrés Fahrenheit) à 132,2 °C (270 degrés Fahrenheit).
  2. Procédé selon la revendication 1, dans lequel la composition de renforcement d'assouplissement a une concentration de matières actives en % lors de l'utilisation allant de 0,1 % à 40 %.
  3. Procédé selon la revendication 1, dans lequel la composition de renforcement d'assouplissement est une argile smectite choisie dans le groupe constitué d'une montmorillonite de métal alcalin/alcalino-terreux, d'une saponite, d'une hectorite et de combinaisons de celles-ci, et dans lequel la composition de renforcement d'assouplissement d'argile entre en contact avec les tissus avant le détergent et/ou la composition d'assouplissement de tissus.
  4. Procédé selon la revendication 1, dans lequel la composition de renforcement d'assouplissement est un composé quaternaire dialkylique.
  5. Procédé selon la revendication 1, dans lequel la composition de renforcement d'assouplissement est choisie dans le groupe constitué de laurate de saccharose, palmitate de saccharose, stéarate de saccharose, distéarate de saccharose, polystéarate de saccharose, triacétate tétrastéarate de saccharose, monostéarate de polyglycérol, monostéarate de sorbitan, palmitate de sorbitan, polyglycérol et combinaisons de ceux-ci.
  6. Procédé selon l'une quelconque des revendications 1 à 5, comprenant en outre un agent tensioactif dans la composition d'assouplissement de tissus sont choisis dans le groupe comprenant des agents tensioactifs éthoxylés non ioniques, des agents tensioactifs quaternaires, ou mélanges de ceux-ci.
  7. Procédé selon l'une quelconque des revendications 1 à 6, dans lequel la composition d'assouplissement de tissus comprend un composé ammonium quaternaire en la quantité de 10 % en poids à 45 % en poids et un composé silicone à fonctionnalité amino en la quantité de 1 % en poids à 20 % en poids.
  8. Procédé selon l'une quelconque des revendications 1 à 7, dans lequel la composition d'assouplissement de tissus comprend en outre un agent de solidification et/ou un agent tensioactif.
  9. Procédé selon la revendication 7, dans lequel la composition d'assouplissement de tissus comprend au moins l'un parmi ammonium quaternaire d'amidoamine, ammonium quaternaire d'ester, diméthyl ditallowamine, amine quaternaire d'imidozoline et mélanges de ceux-ci.
  10. Procédé selon la revendication 1, dans lequel le pH de la composition d'assouplissement de tissus est compris dans la plage de 2 à 8 et le pH de la composition de renforcement d'assouplissement est compris dans la plage de 2 à 10.
  11. Procédé selon la revendication 1, comprenant :
    (b) la mise en contact des tissus avec une composition liquide ou solide d'assouplissement de tissus comprenant de 10 % en poids à 55 % en poids d'un ou plusieurs agents d'assouplissement et
    (c) la mise en contact du tissu avec une composition de renforcement d'assouplissement comprenant (i) une argile d'aluminosilicates, (ii) un composé ammonium quaternaire, ou (iii) un ester d'acide gras de saccharose dans un cycle de rinçage ; et
    (d) le séchage des tissus ;
    dans lequel la composition de renforcement d'assouplissement comprend dans une solution d'utilisation, sur une base de matières actives en %, de 0,1 % à 40 % (i) d'une argile d'alumino-silicates dans une solution d'utilisation à 10 %, (ii) d'un composé ammonium quaternaire, ou (iii) d'un ester d'acide gras de saccharose.
  12. Procédé selon la revendication 11, dans lequel la composition de renforcement d'assouplissement est ajoutée en dosage séquentiel avant ou après la composition d'assouplissement de tissus dans ledit cycle de rinçage.
  13. Procédé selon la revendication 11, dans lequel la composition d'assouplissement de tissus comprend au moins l'un parmi ammonium quaternaire d'amidoamine, ammonium quaternaire d'ester, diméthyl ditallowamine, amine quaternaire d'imidazoline ou mélanges de ceux-ci.
  14. Procédé selon la revendication 11, dans lequel l'agent assouplissant de la composition d'assouplissement de tissus est composé de 10 % en poids à 45 % en poids de composant ammonium quaternaire et de 1 % en poids à 20 % en poids de polydiméthylsiloxane.
  15. Procédé selon l'une quelconque des revendications 1 à 7 ou 14, dans lequel le rapport en pourcentage de matières actives de la composition d'assouplissement à la composition de renforcement d'assouplissement est de 2:1 à 1:2.
EP15861757.1A 2014-11-21 2015-10-06 Methode permettant de renforcer la performance d'un adoucissant de tissus Active EP3221506B1 (fr)

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US14/550,481 US9688945B2 (en) 2014-11-21 2014-11-21 Compositions to boost fabric softener performance
US14/550,225 US9725679B2 (en) 2014-11-21 2014-11-21 Compositions to boost fabric softener performance
US14/550,283 US9506015B2 (en) 2014-11-21 2014-11-21 Compositions to boost fabric softener performance
PCT/US2015/054169 WO2016081079A1 (fr) 2014-11-21 2015-10-06 Compositions permettant de renforcer la performance d'un adoucissant de tissus

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CN108676628A (zh) * 2018-06-26 2018-10-19 上海显雷日用品有限公司 一种布艺消毒清洁剂
AU2020296116B2 (en) 2019-06-21 2023-09-21 Ecolab Usa Inc. Solid nonionic surfactant compositions
WO2022140518A1 (fr) * 2020-12-23 2022-06-30 Ecolab Usa Inc. Adoucissants non cationiques et procédés d'utilisation

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CN107001986B (zh) 2020-11-06
BR112017010709B1 (pt) 2023-06-20
EP4530391A2 (fr) 2025-04-02
CA2968071A1 (fr) 2016-05-26
EP3221506A1 (fr) 2017-09-27
BR112017010709B8 (pt) 2023-10-17
CN107001986A (zh) 2017-08-01
MX2017006656A (es) 2017-10-04
EP3221506A4 (fr) 2018-07-11
EP4530391A3 (fr) 2025-06-25
WO2016081079A1 (fr) 2016-05-26
BR112017010709A2 (pt) 2017-12-26
CA2968071C (fr) 2019-12-03

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