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EP1817456B1 - Pate a papier de couchage a base d'hybrides pigments-polymeres - Google Patents

Pate a papier de couchage a base d'hybrides pigments-polymeres Download PDF

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Publication number
EP1817456B1
EP1817456B1 EP20050801743 EP05801743A EP1817456B1 EP 1817456 B1 EP1817456 B1 EP 1817456B1 EP 20050801743 EP20050801743 EP 20050801743 EP 05801743 A EP05801743 A EP 05801743A EP 1817456 B1 EP1817456 B1 EP 1817456B1
Authority
EP
European Patent Office
Prior art keywords
weight
paper coating
parts
coating slip
polymer
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.)
Expired - Lifetime
Application number
EP20050801743
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German (de)
English (en)
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EP1817456A1 (fr
Inventor
Jürgen Schmidt-Thümmes
Hubertus KRÖNER
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BASF SE
Original Assignee
BASF SE
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Publication of EP1817456A1 publication Critical patent/EP1817456A1/fr
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Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
    • D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H19/58—Polymers or oligomers of diolefins, aromatic vinyl monomers or unsaturated acids or derivatives thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D21H19/38—Coatings with pigments characterised by the pigments
    • D21H19/42—Coatings with pigments characterised by the pigments at least partly organic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/3188—Next to cellulosic
    • Y10T428/31895—Paper or wood

Definitions

  • the invention also relates to above paper coating compositions in which binder is bound to the inorganic pigment (hereinafter referred to as pigment-polymer hybrid).
  • Paper coating slips usually contain pigments, organic binders and water.
  • Water or other solvents are only needed for the coating process itself. They allow a uniform distribution of pigment and polymer on the paper to be coated.
  • Anhydrous paper coating slips have the advantage of weight savings. Transportation costs can be reduced.
  • Anhydrous paper coating slips which contain organic polymers as pigments (organic pigments for short).
  • WO 93/12183 is a method for the production of polymer-pigment composite particles known.
  • the polymer adheres to the pigment surface.
  • Pigment-polymer hybrids and processes for their preparation are known from patent application FR 04 07 806 by Omya (filing date 13.07.2004) known.
  • Object of the present invention was paper coating slips with the lowest possible content of water or solvents.
  • the paper coating slips should have good performance properties, in particular, they should adhere well to paper or cardboard.
  • the coated papers or cartons should be easy to print. Accordingly, the initially defined paper coating slip was found. Also found were paper coating slips containing pigment-polymer hybrids.
  • the paper coating slip according to the invention contains inorganic pigments as an essential constituent.
  • it is white pigments.
  • white pigments For example, titanium dioxide, alumina, aluminum hydroxide, kaolin, talc, dolomite, clay, bentonite, calcium carbonate, z.
  • z For example, titanium dioxide, alumina, aluminum hydroxide, kaolin, talc, dolomite, clay, bentonite, calcium carbonate, z.
  • titanium dioxide or calcium carbonate is particularly preferred.
  • organic pigments in addition to inorganic pigments and organic pigments, as z. In WO 01/00712 and WO 01/00713 are described, be used. However, such organic pigments are no longer absolutely necessary in the context of the present invention.
  • the proportion of organic pigments is preferably less than 20 parts by weight, in particular less than 10 parts by weight, more preferably less than 5 parts by weight, based on 100 parts by weight of inorganic pigment.
  • binders are natural and synthetic polymers. As a natural polymer z. B. strength into consideration.
  • Suitable synthetic polymers are, in particular, polymers obtainable by free-radical polymerization of ethylenically unsaturated compounds (monomers).
  • the binder is preferably a polymer which consists of at least 40% by weight, preferably at least 60% by weight, particularly preferably at least 80% by weight, of so-called main monomers.
  • the main monomers are selected from C 1 -C 20 -alkyl (meth) acrylates, vinyl esters of carboxylic acids containing up to 20 carbon atoms, vinylaromatics having up to 20 carbon atoms, ethylenically unsaturated nitriles, vinyl halides, vinyl ethers of from 1 to 10 carbon atoms. Atoms containing alcohols, aliphatic hydrocarbons having 2 to 8 carbon atoms and one or two double bonds or mixtures of these monomers.
  • (meth) acrylic acid alkyl ester having a C 1 -C 10 alkyl radical such as methyl methacrylate, methyl acrylate, n-butyl acrylate, ethyl acrylate and 2-ethylhexyl acrylate.
  • mixtures of (meth) acrylic acid alkyl esters are also suitable.
  • Vinyl esters of carboxylic acids having 1 to 20 carbon atoms are, for. As vinyl laurate, stearate, vinyl propionate, vinyl versatate and vinyl acetate.
  • Suitable vinylaromatic compounds are vinyltoluene, ⁇ - and p-methylstyrene, ⁇ -butyl-styrene, 4-n-butylstyrene, 4-n-decylstyrene and preferably styrene.
  • nitriles are acrylonitrile and methacrylonitrile.
  • the vinyl halides are chloro, fluoro or bromo substituted ethylenically unsaturated compounds, preferably vinyl chloride and vinylidene chloride.
  • vinyl ethers are, for. As vinyl methyl ether or vinyl isobutyl ether. Vinyl ether is preferably from 1 to 4 C-containing alcohols.
  • hydrocarbons having 2 to 8 carbon atoms and one or two olefinic double bonds may be mentioned ethylene, propylene, butadiene, isoprene and chloroprene.
  • Preferred main monomers are C 1 -C 10 -alkyl (meth) acrylates and mixtures of the alkyl (meth) acrylates with vinylaromatics, in particular styrene (polymers with these main monomers are collectively called polyacrylates for short) or, alternatively, hydrocarbons with 2 double bonds, in particular butadiene or mixtures of such hydrocarbons with vinyl aromatics, in particular styrene (polymers with these main monomers are collectively called polybutadienes for short).
  • the ratio z. B between 10:90 to 90:10, in particular 20:80 to 80:20.
  • the polymer may contain monomers having at least one acid group (short acid monomer), z.
  • monomers with carboxylic acid sulfonic acid or phosphonic acid groups. Preferred are carboxylic acid groups.
  • Called z. As acrylic acid, methacrylic acid, itaconic acid, maleic acid or fumaric acid.
  • hydroxyl-containing monomers in particular C 1 -C 10 hydroxyalkyl (meth) acrylates, (meth) acrylamide.
  • polystyrene 0 to 20% by weight, preferably 0 to 10% by weight of acid monomer 0 to 20 wt.%, Preferably 0 to 10 wt.%
  • vinylaromatic compounds in particular styrene 0 to 20% by weight, preferably 0 to 10% by weight of acid monomer 0 to 20 wt.%, Preferably 0 to 10 wt.%
  • Both the polybutadienes and the polyacrylates preferably contain acid monomers as comonomers, preferably in an amount of from 1 to 5% by weight.
  • the maximum amount of the above aliphatic hydrocarbons in the polybuadienes and the alkyl (meth) acrylates in the polyacrylates is reduced accordingly by the minimum amount of the acid monomers.
  • the polymers are prepared in a preferred embodiment by emulsion polymerization, it is therefore an emulsion polymer.
  • the production can z. B. also be carried out by solution polymerization and subsequent dispersion in water.
  • ionic and / or nonionic emulsifiers and / or protective colloids or stabilizers are used as surface-active compounds.
  • the surfactant is usually used in amounts of from 0.1 to 10% by weight, based on the monomers to be polymerized.
  • Water-soluble initiators for the emulsion polymerization are z.
  • ammonium and alkali metal salts of peroxodisulfuric z.
  • sodium peroxodisulfate, hydrogen peroxide or organic peroxides z.
  • red-ox reduction-oxidation
  • the amount of initiators is generally 0.1 to 10 wt.%, Preferably 0.5 to 5 wt.%, Based on the monomers to be polymerized. It is also possible to use a plurality of different initiators in the emulsion polymerization.
  • regulators may be used, e.g. in amounts of 0 to 0.8 parts by weight, based on 100 parts by weight of the monomers to be polymerized, by which the molecular weight is reduced.
  • Suitable are e.g. Compounds with a thiol group such as tert-butylmercaptan, thioglycolic acid ethylacrylic ester, mercaptoethynol, mercaptopropyltrimethoxysilane or tert-dodecylmercaptan.
  • the emulsion polymerization is generally carried out at 30 to 130, preferably 50 to 90 ° C.
  • the polymerization medium may consist of water only, as well as of mixtures of water and thus miscible liquids such as methanol. Preferably, only water is used.
  • the emulsion polymerization can be carried out both as a batch process and in the form of a feed process, including a stepwise or gradient procedure.
  • the feed process in which one submits a portion of the polymerization, heated to the polymerization temperature, polymerized and then the rest of the polymerization, usually over several spatially separate feeds, one or more of which monomers in pure or in emulsified form, continuously , gradually or with the addition of a concentration gradient while maintaining the polymerization of the polymerization zone supplies.
  • the polymerization can also z. B. be presented for better adjustment of the particle size of a polymer seed.
  • the manner in which the initiator is added to the polymerization vessel in the course of the free radical aqueous emulsion polymerization is known to one of ordinary skill in the art. It can be introduced both completely into the polymerization vessel, or used continuously or in stages according to its consumption in the course of the free radical aqueous emulsion polymerization. Specifically, this depends on the chemical nature of the initiator system as well as on the polymerization temperature. Preferably, a part is initially charged and the remainder supplied according to the consumption of the polymerization.
  • the individual components can be added to the reactor in the feed process from above, in the side or from below through the reactor bottom.
  • aqueous dispersions of the polymer are generally obtained with solids contents of 15 to 75 wt .-%, preferably from 40 to 75 wt .-%.
  • Suitable binders are in particular mixtures of various binders, eg. As well as mixtures of synthetic and natural polymers.
  • the paper coating slip according to the invention contains in total less than 40 parts by weight, preferably less than 20 parts by weight, more preferably less than 15 parts by weight of organic polymers per 100 parts by weight of inorganic pigments.
  • the content of organic polymers is preferably at least 1 part by weight, more preferably at least 3 parts by weight, and most preferably at least 5 parts by weight, per 100 parts by weight of inorganic pigments.
  • the organic polymers are, in particular, the above-mentioned binders or mixtures of binders, optionally additionally used organic pigments (see above) or other polymer additives, eg. As dispersing or synthetic or natural waxes.
  • At least 60% by weight of the total amount of the organic polymers are binders, more preferably at least 80% by weight, very particularly preferably at least 90% by weight of the organic polymers are binders.
  • the paper coating slip may optionally contain other non-volatile compounds (boiling point above 150 ° C. at 1 bar) or other polymeric compounds as additives.
  • other non-volatile compounds boiling point above 150 ° C. at 1 bar
  • other polymeric compounds such as polyethylene glycol, polypropylene glycol, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, poly(ethylene glycol) terpolymer graft copolymer, poly(ethylene glycol) terpolymer graft copolymer, poly(ethylene glycol) terpolylene glycol dimethacrylate), polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyrene, polystyren
  • the paper coating slip according to the invention contains less than 25 parts by weight of water or other solvents having a boiling point below 150 ° C. (1 bar), based on 100 parts by weight of inorganic pigments. In particular, it contains less than 20 parts by weight, more preferably less than 15 parts by weight, most preferably less than 5 parts by weight or less than 2 parts by weight of water or such solvents per 100 parts by weight of inorganic pigments.
  • the paper coating slip according to the invention contains less than 1 part by weight and in a particular embodiment less than 0.2 part by weight of water or such solvents per 100 parts by weight of inorganic pigments. In particular, it contains no water or other solvents with a boiling point below 150 ° C (1 bar).
  • the inorganic pigment is preferably used in admixture with organic polymers, in particular binders.
  • the inorganic pigments and organic polymers, in particular the binder are first mixed by customary methods and then water or solvent are removed up to the above residual content or completely.
  • the latter can z. B. also be done by spray drying.
  • the inorganic pigment can be ground in the presence of the binder.
  • Water or solvent can be removed before, during or preferably after the milling process.
  • the inorganic pigment is used in the form of pigment-polymer hybrids.
  • the organic polymer or binder is chemically or physically bound to the inorganic pigment.
  • the binder is adsorbed to the pigment surface.
  • the pigment-polymer hybrids are an independent particle species with a uniform density.
  • the measuring method of the static density gradient is z. In W. Mächtle, MD Lechner, Progr. Colloid Polym. Sci (2002) 119, 1 described.
  • a pigment-polymer hybrid is obtainable by the above-described mixing and drying or milling of the pigment in the presence of the binder.
  • the pigment-polymer hybrids have self-binding properties, as in FR 04 07 806 described.
  • the content of the organic polymers and binders in the pigment-polymer hybrids is in particular less than 40 parts by weight, preferably less than 20 parts by weight, more preferably less than 15 parts by weight of organic polymers per 100 parts by weight of those present in the hybrids pigments.
  • the content of organic polymers and binders in the pigment-polymer hybrids is preferably at least 1 part by weight, more preferably at least 3 parts by weight and most preferably at least 5 parts by weight, per 100 parts by weight of the pigments present in the hybrids.
  • organic polymers in particular binders and inorganic pigments, are particularly preferably used in the form of the pigment-polymer hybrids.
  • organic binders and inorganic pigments which are not present in the form of the pigment-polymer hybrids.
  • the paper coating slip according to the invention preferably comprises at least 50% by weight, in particular at least 80% by weight, very particularly preferably at least 90% by weight, of pigment-polymer hybrids;
  • the paper coating composition may consist of at least 95% by weight or 98% by weight or 100% by weight of the pigment-polymer hybrids.
  • At least 60 wt .-%, in particular at least 80 wt .-% and very particularly preferably at least 95 wt .-% and in particular 100 wt .-% are the total existing in the paper coating inorganic pigment in the form of pigment-polymer hybrids before.
  • the paper coating is suitable for coating paper or cardboard.
  • the paper coating slip can be applied by suitable methods, in particular dry coating methods, e.g. As by doctoring or electrostatic charging of the particles to be coated and subsequent coating, in particular spraying.
  • the paper coating slip is preferably sprayed on.
  • the paper coating slips have good performance properties, eg. As a good adhesion to the paper and good printability in conventional printing processes.
  • the polymer hybrids H1 and H2 and the polymer Acronal S 728 used were measured by the method described above in the static density gradient of the ultracentrifuge. By using four different density gradients, a density range of 0.95 g / cm3 to 1.30 g / cm3 was covered.
  • the polymer / pigment hybrids thus contain no unbound polymer.
  • the hybrids were spray dried as follows in a standard model "Minor” dryer from Niro equipped with a two-fluid nozzle 1.3 mm bore, material Teflon.
  • the starting material used was a 25% slurry which was stirred on an Ultraturrax at 2000 rpm. Dryer inlet temperature 220 ° C, dryer outlet temperature 80 ° C Yield 82% (H1) Yield 79% (H2)
  • Powder H1 has a monomodal particle size distribution, determined by Fraunhofer diffraction in air, with an average particle size of 7 microns.
  • H2 corresponding to 6 ⁇ m
  • the powders were applied with a doctor blade to an untreated 80 g / m 2 wood-free base paper from Stora Enso, Oulu plant, a 155 ° C hot steel plate was placed on the coating and pressed manually for about 10 seconds. A uniformly coated paper having a smooth surface was obtained. The thickness of the obtained coating was 10 ⁇ m. The whiteness of the coating was measured with a Datacolor Elrepho 2000 laboratory instrument and was 90.01 (at R 457). The white (R 457) of conventional papers coated with paper coating slips is between 85 and 95.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)

Claims (18)

  1. Sauce de couchage pour papier, contenant
    - au moins un pigment inorganique et, par rapport à 100 parties en poids des pigments inorganiques,
    - moins de 40 parties en poids de polymères organiques et
    - moins de 25 parties en poids d'eau ou d'autres solvants ayant un point d'ébullition inférieur à 150 °C sous 1 bar,
    le pigment inorganique étant utilisé sous forme d'hybrides pigment-polymère.
  2. Sauce de couchage pour papier selon la revendication 1, caractérisée en ce que pour ce qui est des pigments inorganiques il s'agit de pigments blancs, par exemple dioxyde de titane ou carbonate de calcium.
  3. Sauce de couchage pour papier selon la revendication 1 ou 2, caractérisée en ce que la sauce de couchage ne contient pas de pigments organiques.
  4. Sauce de couchage pour papier selon la revendication 3, caractérisée en ce que la sauce de couchage pour papier contient en tant que liant un polymère organique qui est constitué à raison d'au moins 40 % en poids de monomères dits principaux, choisis parmi des (méth)acrylates d'alkyle en C1-C20, des esters vinyliques d'acides carboxyliques contenant jusqu'à 20 atomes de carbone, des composés vinylaromatiques ayant jusqu'à 20 atomes de carbone, des nitriles à insaturation éthylénique, des halogénures de vinyle, des éthers vinyliques d'alcools contenant de 1 à 10 atomes de carbone, des hydrocarbures aliphatiques ayant de 2 à 8 atomes de carbone et comportant une ou deux doubles liaisons ou des mélanges de ces monomères.
  5. Sauce de couchage pour papier selon la revendication 3 ou 4, caractérisée en ce que le polymère est constitué à raison d'au moins 60 % en poids de butadiène ou de mélanges de butadiène et styrène.
  6. Sauce de couchage pour papier selon la revendication 3 ou 4, caractérisée en ce que le polymère est constitué à raison d'au moins 60 % en poids de (méth)acrylates d'alkyle en C1-C20 ou de mélanges de (méth)acrylates d'alkyle en C1-C20 avec le styrène.
  7. Sauce de couchage pour papier selon l'une quelconque des revendications 3 à 6, caractérisée en ce que pour ce qui concerne le liant il s'agit de produits de polymérisation en émulsion.
  8. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 7, caractérisée en ce que la teneur en polymères organiques est inférieure à 30 parties en poids pour 100 parties en poids de pigments inorganiques.
  9. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 8, caractérisée en ce que la sauce de couchage pour papier contient moins de 5 parties en poids de pigments organiques, par rapport à 100 parties en poids de pigments inorganiques.
  10. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 9, caractérisée en ce que la sauce de couchage pour papier ne contient pas de pigments organiques.
  11. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 10, caractérisée en ce que la sauce de couchage pour papier contient moins de 10 parties en poids d'eau ou de solvant pour 100 parties en poids de pigment inorganique.
  12. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 11, caractérisée en ce que la sauce de couchage est constituée à raison d'au moins 50 % en poids d'hybrides pigment-polymère, les hybrides pigment-polymère désignant des mélanges dans lesquels le polymère organique est lié chimiquement ou physiquement au pigment inorganique.
  13. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 12, pouvant être obtenue par le fait que pour la production des hybrides on prépare d'abord un mélange de pigment inorganique et du polymère organique et ensuite on élimine l'eau ou le solvant éventuellement utilisés en même temps pour cela, jusqu'à une teneur résiduelle inférieure à 20 parties en poids pour 100 parties en poids de pigment inorganique.
  14. Sauce de couchage pour papier selon l'une quelconque des revendications 1 à 12, caractérisée en ce que pour la préparation des hybrides on broie le pigment inorganique en présence du polymère organique.
  15. Utilisation d'une sauce de couchage pour papier selon l'une quelconque des revendications 1 à 14, pour le couchage du papier ou du carton.
  16. Utilisation d'une sauce de couchage pour papier selon la revendication 14, caractérisée en ce qu'on applique la sauce de couchage pour papier par un procédé de couchage à sec.
  17. Utilisation d'une sauce de couchage pour papier selon la revendication 16, caractérisée en ce qu'on munit la sauce de couchage d'une charge électrostatique et ensuite on l'applique par pulvérisation.
  18. Procédé pour la fabrication de papiers ou de cartons couchés avec une sauce de couchage pour papier, caractérisé en ce
    - qu'on broie des pigments inorganiques en présence d'un liant et éventuellement d'eau ou de solvants et éventuellement d'autres adjuvants, le mélange contenant, par rapport à 100 parties en poids des pigments inorganiques, moins de 40 parties en poids de polymères organiques,
    - on effectue éventuellement un séchage, de préférence un séchage pat atomisation, du mélange obtenu, pour l'élimination de l'eau ou d'autres solvants ayant un point d'ébullition inférieur à 150 °C sous 1 bar, jusqu'à une teneur inférieure à 20 parties en poids, de préférence inférieure à 5 parties en poids, pour 100 parties en poids de pigment inorganique
    - et ensuite on ajoute éventuellement d'autres adjuvants,
    - et ensuite on applique la sauce de couchage pour papier sur des papiers ou des cartons.
EP20050801743 2004-11-12 2005-11-05 Pate a papier de couchage a base d'hybrides pigments-polymeres Expired - Lifetime EP1817456B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004054913 2004-11-12
PCT/EP2005/011851 WO2006050873A1 (fr) 2004-11-12 2005-11-05 Pate a papier de couchage a base d'hybrides pigments-polymeres

Publications (2)

Publication Number Publication Date
EP1817456A1 EP1817456A1 (fr) 2007-08-15
EP1817456B1 true EP1817456B1 (fr) 2015-01-07

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EP20050801743 Expired - Lifetime EP1817456B1 (fr) 2004-11-12 2005-11-05 Pate a papier de couchage a base d'hybrides pigments-polymeres

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Country Link
US (1) US7858154B2 (fr)
EP (1) EP1817456B1 (fr)
CN (1) CN101057036B (fr)
CA (1) CA2584919C (fr)
WO (1) WO2006050873A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005025374A1 (de) * 2005-05-31 2006-12-07 Basf Ag Polymer-Pigment-Hybride für die Papierherstellung
FI121937B (fi) * 2008-11-24 2011-06-15 Kemira Oyj Menetelmä päällystyskoostumuksen valmistamiseksi paperille tai kartongille sekä kuivapäällystyskoostumus
FI20086122L (fi) * 2008-11-24 2010-05-25 Kemira Oyj Polymeerikoostumus
ES2536787T3 (es) 2011-08-31 2015-05-28 Omya International Ag Proceso para preparar suspensiones de partículas de pigmentos autoaglutinantes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0407059B1 (fr) * 1989-06-30 1994-11-09 Japan Synthetic Rubber Co., Ltd. Procédé de préparation d'un latex d'un copolymer et composition pour revêtement de papier, composition pour sous-couche de tapis de composition adhésive contenant ledit latex
CA2124960A1 (fr) 1991-12-03 1993-06-24 William David Emmons Dispersion aqueuse de particules composites comportant du latex polymerique
US6080802A (en) * 1991-12-03 2000-06-27 Rohm And Haas Company Process for preparing an aqueous dispersion of composite particles including polymeric latex adsorbed to titanium dioxide
DE19636490A1 (de) * 1996-09-09 1998-03-12 Basf Ag Verfahren zur Herstellung wäßriger Polymerisatdispersionen
FI991438A7 (fi) 1999-06-24 2000-12-25 Neste Chemicals Oy Orgaaninen pigmenttigranulaatti paperin päällystystä varten
FI19991742L (fi) * 1999-06-24 2000-12-24 Neste Chemicals Oy Kuivana applikoituva polymeeripigmentti
DE10008276A1 (de) * 2000-02-23 2001-08-30 Basf Ag Papierstreichmassen auf Basis von gering vernetzten Bindemitteln
DE10015262A1 (de) * 2000-03-28 2001-10-04 Basf Ag Papierstreichmassen, enthaltend Bindemittel mit Makromonomeren
DE10135380A1 (de) * 2001-07-25 2003-02-06 Basf Ag Papierstreichmassen für das Gussstrichverfahren
DE10318066A1 (de) * 2003-04-17 2004-11-11 Basf Ag Verfahren zur Behandlung von Papieroberflächen
FR2873127B1 (fr) 2004-07-13 2008-08-29 Omya Development Ag Procede de fabrication de particules pigmentaires autoliantes, seches ou en suspension ou dispersion aqueuses, contenant des matieres inorganiques et des liants

Also Published As

Publication number Publication date
WO2006050873A1 (fr) 2006-05-18
US20090075108A1 (en) 2009-03-19
CA2584919C (fr) 2015-06-02
US7858154B2 (en) 2010-12-28
CA2584919A1 (fr) 2007-04-20
CN101057036A (zh) 2007-10-17
EP1817456A1 (fr) 2007-08-15
CN101057036B (zh) 2012-03-28

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