Classifications

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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
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  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
  • C08G65/32—Polymers modified by chemical after-treatment
  • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
  • C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
  • C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
  • C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
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  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
  • C08G65/32—Polymers modified by chemical after-treatment
  • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
  • C08G65/334—Polymers modified by chemical after-treatment with organic compounds containing sulfur
  • C08G65/3344—Polymers modified by chemical after-treatment with organic compounds containing sulfur containing oxygen in addition to sulfur
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  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
  • C08G65/32—Polymers modified by chemical after-treatment
  • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
  • C08G65/334—Polymers modified by chemical after-treatment with organic compounds containing sulfur
  • C08G65/3348—Polymers modified by chemical after-treatment with organic compounds containing sulfur containing nitrogen in addition to sulfur
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  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
  • C08K5/00—Use of organic ingredients
  • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
  • C08K5/0041—Optical brightening agents, organic pigments
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
  • C08L71/02—Polyalkylene oxides
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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
  • C09B67/0001—Post-treatment of organic pigments or dyes
  • C09B67/0002—Grinding; Milling with solid grinding or milling assistants
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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
  • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
  • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
  • C09B67/0084—Dispersions of dyes
  • C09B67/0085—Non common dispersing agents
  • C09B67/009—Non common dispersing agents polymeric dispersing agent
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/02—Compounds of alkaline earth metals or magnesium
  • C09C1/028—Compounds containing only magnesium as metal
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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/04—Compounds of zinc
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/22—Compounds of iron
  • C09C1/24—Oxides of iron
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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/34—Compounds of chromium
  • C09C1/346—Chromium oxides
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  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/36—Compounds of titanium
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
  • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
  • C09C1/44—Carbon
  • C09C1/48—Carbon black
  • C09C1/56—Treatment of carbon black ; Purification
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
  • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
  • C09D133/04—Homopolymers or copolymers of esters
  • C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
  • C09D17/00—Pigment pastes, e.g. for mixing in paints
  • C09D17/001—Pigment pastes, e.g. for mixing in paints in aqueous medium
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
  • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
  • C09D7/40—Additives
  • C09D7/45—Anti-settling agents
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
  • C01P2006/00—Physical properties of inorganic compounds
  • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
  • C01P2006/00—Physical properties of inorganic compounds
  • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
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  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G2650/28—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type
  • C08G2650/58—Ethylene oxide or propylene oxide copolymers, e.g. pluronics
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L2205/00—Polymer mixtures characterised by other features
  • C08L2205/05—Polymer mixtures characterised by other features containing polymer components which can react with one another
• • 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
  • Y10T428/249921—Web or sheet containing structurally defined element or component

Definitions

• the present invention relates to aqueous pigment preparations containing novel anionic polymers as dispersants, and to their use for coloring natural and synthetic materials.
• Dispersants are usually necessary for the dispersion of pigments in the liquid medium.
• Dispersants may be anionic, cationic, amphoteric or neutral. They may be of low molecular nature or represent higher molecular weight polymers which form a random, alternating, block-like, comb-like or star-shaped architecture of the polymerized monomers.
• Dispersing agents of particular commercial importance are, for example, for the dispersion of pigments in the preparation of pigment concentrates which are used for coloring dispersion and enamel paints, paints, coating materials and printing inks, and for coloring paper and paper pulp, cardboard, textiles and their surfaces.
• the prior art also describes pigment preparations which contain ordered polymer structures. Examples of these are EP 1 293 523, DE 10 2005 012 315 and EP 1 721 941.
• Alkylphenolethoxylate or their degradation products are hardly degraded in the environment, they accumulate. This is problematic because they have a hormonal effect on aquatic organisms. Therefore, in many countries Legislation (eg 2003/53 / EC) restricting or prohibiting the use of substances containing alkylphenols or their ethoxylates in open material cycles.
• dispersants which are able to disperse low-viscosity organic pigments in a high concentration of more than 40%.
• the dispersions must be easy to prepare, d. H.
• the pigments must be readily wettable and easily incorporated into the aqueous medium.
• the dispersion must have a high and reproducible color strength, which is stable over a period of several years. Likewise, all other coloristic parameters such. As the hue angle and purity can be reproduced and stable.
• the dispersion should not foam or cause or accelerate foaming in the application medium.
• the dispersants should contribute to a broad compatibility of the dispersions in various application media.
• the dispersion must be shear stable, d. H. under shear, the color intensity or coloristic must not change significantly.
• the present invention relates to aqueous pigment preparations containing
• B is a C 2 -C 4 -alkylene different from A, R is hydrogen or methyl, m is a number from 1 to 500, preferably from 1 to 50; n is a number from 1 to 500, preferably 1 to 50; wherein the sum m + n is 2 to 1,000; Xa is an aromatic or araliphatic radical having 3 to 30 C atoms, which optionally contains one or more of the heteroatoms N, O and S,
• Z a represents H or (dC 4) -alkyl
• Z b represents H or (C r C 4) alkyl
• Z is c is H or (C r C 4) alkyl
• R 1 is hydrogen or methyl
• Xb is an aromatic or araliphatic radical having 3 to 30 C atoms, which optionally contains one or more of the heteroatoms N, O and S,
• W 3 is oxygen or the group NH
• R 2 is hydrogen or methyl
• Y is an aliphatic hydrocarbon radical having 1 to 30 C atoms, preferably 6 to 30, in particular 9 to 20 C atoms, which may be linear or branched, or cyclic, and the heteroatoms O, N and / or S included may be and may also be unsaturated, W b is oxygen or the group NH; Q is SO 3 , CH 2 COO, PO 3 M; or QM means:
• M represents H, a monovalent metal cation, a divalent metal cation, NH 4 + , a secondary, tertiary or quaternary ammonium ion, or a combination thereof, or equivalents of di-, trivalent or polyvalent metal ions such as Ca 2+ or Al 3+ (the star * indicates in the Markush formula that there is a link to the polymer at this point); (C) optionally wetting agents,
• Preferred pigment preparations contain from 5 to 80% by weight, for example from 10 to 70% by weight, of component (A).
• Preferred pigment preparations contain from 0.1 to 30% by weight, for example from 2 to 15% by weight, of component (B).
• Particularly preferred pigment preparations contain from 5 to 80% by weight, for example from 10 to 70% by weight, of component (A),
• (G) balance water, in each case based on the total weight (100 wt .-%) of the pigment preparation.
• the minimum concentration is independently of each other suitably at least 0.01 wt .-%, preferably at least 0.1 wt .-% , based on the total weight of the pigment preparation.
• the component (A) of the pigment preparation according to the invention is a finely divided organic or inorganic pigment or a mixture of various organic and / or inorganic pigments.
• the component (A) may also be a dye which is soluble in certain solvents and in other solvents pigment character has.
• the pigments can be used both in the form of dry powder and as water-moist press cake.
• Azo metal complex pigments and polycyclic pigments such as e.g. Phthalocyanine, quinacridone, perylene, perinone, thioindigo, anthanthrone, anthraquinone, flavanthrone, indanthrone, isoviolanthrone, pyranthrone, dioxazine, quinophthalone, isoindolinone, isoindoline and diketopyrrolopyrrole pigments or carbon blacks into consideration.
• Phthalocyanine e.g. Phthalocyanine, quinacridone, perylene, perinone, thioindigo, anthanthrone, anthraquinone, flavanthrone, indanthrone, isoviolanthrone, pyranthrone, dioxazine, quinophthalone, isoindolinone, isoindoline and diketopyrrolopyrrole pigments or carbon blacks into consideration.
• those which are as finely divided as possible for the preparation of the preparations are particularly suitable, with preferably 95% and particularly preferably 99% of the pigment particles having a particle size ⁇ 500 nm.
• organic pigments are carbon black pigments, such as. B. gas or Furnaceruße; Monoazo and disazo pigments, in particular the Color Index Pigments Pigment Yellow 1, Pigment Yellow 3, Pigment Yellow 12, Pigment Yellow 13, Pigment Yellow 14, Pigment Yellow 16, Pigment Yellow 17, Pigment Yellow 73, Pigment Yellow 74, Pigment Yellow 81, Pigment Yellow® 83, Pigment Yellow® 87, Pigment Yellow® 97, Pigment Yellow® 111, Pigment Yellow® 126, Pigment Yellow® 127, Pigment Yellow® 128, Pigment Yellow® 155, Pigment Yellow® 174, Pigment Yellow® 176, Pigment Yellow® 191, Pigment Yellow® 213, Pigment Yellow 214, Pigment Red 219, Pigment Red 38, Pigment Red 144, Pigment Red 214, Pigment Red 242, Pigment Red 262, Pigment Red 266, Pigment Red 269, Pigment Red 274, Pigment Orange 13, Pigment Orange 34 or Pigment Brown 41; ⁇ -naphthol and naphthol
• laked dyes such as Ca, Mg, Al lacquers of dyes containing sulfonic acid and / or carboxylic acid groups.
• suitable inorganic pigments are titanium dioxides, zinc sulfides, zinc oxides, iron oxides, magnetites, manganese iron oxides, chromium oxides, ultramarine, nickel or chromium antimony titanium oxides, manganese titanium rutiles, cobalt oxides, mixed oxides of cobalt and aluminum, rutile mixed phase pigments, rare earth sulfides, spinels of cobalt with nickel and zinc , Spinels based on iron and O
• Chrome with copper zinc as well as manganese, bismuth vanadate as well as extender pigments In particular, Color Index Pigments Pigment Yellow 184, Pigment Yellow 53, Pigment Yellow 42, Pigment Yellow Brown 24, Pigment Red 101, Pigment Blue 28, Pigment Blue 36, Pigment Green 50, Pigment Green 17, Pigment Black 11, Pigment Black 33 and Pigment White 6 were used. Preference is also often given to using mixtures of inorganic pigments. Mixtures of organic and inorganic pigments are also commonly used.
• pigment dispersions can also be prepared dispersions containing as solids, for example, natural finely divided ores, minerals, difficult or insoluble salts, wax or plastic particles, dyes, crop protection and pest control, UV absorbers, optical brighteners and polymerization stabilizers.
• the copolymers have a molecular weight of from 10 3 g / mol to 10 9 g / mol, more preferably from 10 3 to 10 7 g / mol, particularly preferably from 10 3 to 10 5 g / mol.
• polymers are prepared by free radical polymerization of monomers corresponding to the radicals in formula (I) or (II) described in brackets [] c , [] b and [] a . Following the polymerization, the nonionic polymer thus obtained is converted to anionic functionalities.
• Anionic functionalities are, for example, SO 3 M, CH 2 COOM, PO 3 M 2 or sulfosuccinate.
• (AO) m is propylene oxide units and (BO) n is ethylene oxide units
• (AO) m is ethylene oxide units and (BO) n is propylene oxide units, wherein the molar Proportion of ethylene oxide units preferably 50 to 98%, in particular 60 to 95%, more preferably 70 to 95%, based on the sum of the ethylene oxide and propylene oxide units is.
• An essential feature distinguishing the polymers according to the invention is that the polyalkylene glycol Side chains of the polymer are not pure polyethylene glycols or polypropylene glycols. Instead, the polyalkylene glycols are either random or block polyalkylene glycols of propylene oxide and ethylene oxide units. Only the fine tuning of this
• EO / PO ratio enables polymeric dispersants suitable for preparing high concentration low viscosity pigment dispersions.
• the optimized ratios of the EO / PO content in the monomer [] a in combination with the aromatic and aliphatic monomers [] b and [] c make it possible to model the properties of novolak-type dispersants so that a very similar property profile is obtained.
• the monomers of group [] b of component (B) include, for example, the following esters and amides of acrylic acid and methacrylic acid: phenyl, benzyl, toIyI, 2-phenoxyethyl, phenethyl.
• Other monomers may be vinyl aromatic monomers such as styrene and its derivatives, such as vinyl toluene, ⁇ -methyl styrene.
• the aromatic moiety can also be heteroaromatics, such as.
• Particularly preferred monomers of group [] b may be: styrene, 1-vinylimidazole, benzyl methacrylate, 2-phenoxyethyl methacrylate and phenethyl methacrylate.
• the monomers of group [] c of component (B) include, for example, the following esters and amides of acrylic acid and methacrylic acid: methyl, ethyl, propyl, isopropyl, n-butyl, isobutyl, t-butyl, Pentyl, hexyl,
• Preferred monomers of group [] c of component (B) are the following alkyl esters or alkyl amides of acrylic acid and methacrylic acid: methyl, ethyl, propyl, butyl, isobutyl, 2-ethoxyethyl, myristyl , Octadecyl, more preferably 2-ethylhexyl and lauryl.
• the nonionic copolymers are first esterified with maleic anhydride.
• the Maleinkladoester obtained is sulfonated.
• this example in an aqueous solution with sodium sulfite or
• the sulfate esters of component (B) are prepared, for example, by reacting the nonionic copolymers with sulfamic acid.
• Component (B) to be transferred.
• the phosphoric acid esters of component (B) can be obtained, for example, by reacting a melt of the nonionic copolymer with
• component (C) for example, cationic, anionic, amphoteric or nonionic compounds are used which promote pigment wetting (wetting agent, wetted).
• Component (D) of the pigment preparations of the invention are customary dispersants suitable for the preparation of aqueous pigment dispersions and surfactants or mixtures of such substances.
• anionic, cationic, amphoteric or nonionic surfactant compounds are used therefor.
• alkyl sulfates such as lauryl sulfate, stearyl sulfate or octadecyl sulfate, primary alkyl sulfonates such as dodecyl sulfonate, and secondary alkyl sulfonates, in particular the C 3 -C 7 -alkanesulfonate sodium salt, alkyl phosphates, alkylbenzenesulfonates such as dodecylbenzenesulfonic acid, as well as all salts of these compounds.
• alkyl sulfates such as lauryl sulfate, stearyl sulfate or octadecyl sulfate
• primary alkyl sulfonates such as dodecyl sulfonate
• secondary alkyl sulfonates in particular the C 3 -C 7 -alkanesulfonate sodium salt
• soya lecithin or condensation products of fatty acid and taurine or hydroxyethanesulfonic acid as well as alkoxylation products of alkylphenols, castor oil rosin esters, fatty alcohols, fatty amines, fatty acids and fatty acid amides, these alkoxylation products may likewise be endowed with ionic end groups, for example as sulfosuccinic acid half ester or as sulfonic acid , Sulfuric acid and phosphoric acid esters, and their salts, the sulfonates, sulfates or phosphates.
• oxalkylated addition compounds which are obtained by reacting polyepoxides with amines or bisphenol A or bisphenol A derivatives with amines, likewise urea derivatives in a similar manner.
• nonionic alkoxylated styrene-phenol condensates which are obtained by addition of optionally substituted styrenes to optionally substituted phenols and reaction with ethylene oxide and / or propylene oxide, as well as their ionically modified derivatives, for example as sulfonic acid, sulfuric acid and phosphoric acid esters, and their salts, sulfonates, sulfates or phosphates.
• Component (E) corresponds to organic solvents or water-soluble hydrotropic substances.
• Hydrotropes which optionally also serve as solvents, or are oligomeric or polymeric in nature, are, for example, formamide, urea, tetramethylurea, ⁇ -caprolactam, ethylene glycol, propylene glycol, diethylene glycol, triethylene glycol, polyethylene glycol, ⁇ -methyl- ⁇ -hydroxy-polyethylene glycol ethers, dimethyl polyethylene glycol ethers , Dipropylene glycol, polypropylene glycol, dimethylpolypropylene glycol ethers, copolymers of ethylene glycol and propylene glycol, butyl glycol, methyl cellulose, glycerol, diglycerol, polyglycerol, N-methylpyrrolidone, 1,3-diethyl-2-imidazolidinone, thiodiglycol, sodium benzenesulfonate, sodium xylenesulfonate, sodium Toluenesulfonate, sodium cumenesulfonate
• thickeners for example, thickeners, preservatives, viscosity stabilizers, grinding aids and fillers are used as component (F).
• Other common additives may include anti-settling agents, sunscreens, antioxidants,
• Degasser / defoamer, foam-reducing agents, anti-caking agents and additives that favorably influence viscosity and rheology.
• Water-soluble natural or synthetic resins and polymers as film formers or binders for increasing adhesion and abrasion resistance are also possible.
• pH regulators organic or inorganic bases and acids are used.
• Preferred organic bases are amines, such as. For example, ethanolamine, diethanolamine, triethanolamine, NN-dimethylethanolamine, diisopropylamine, aminomethylpropanol or dimethylaminomethylpropanol.
• Component (F) may also correspond to fats and oils of vegetable and animal origin, for example beef tallow, palm kernel fat, coconut fat, rapeseed oil, sunflower oil, linseed oil, palm oil, soybean oil, peanut oil and whale oil, Cottonseed oil, corn oil, poppy oil, olive oil, castor oil, rapeseed oil, safflower oil, soybean oil, thistle oil, sunflower oil, herring oil, sardine oil.
• the saturated and unsaturated higher fatty acids are common additives, eg.
• cyprylic capric, myristic, lauric, stearic, oleic, linoleic, linolenic, caproic, caprylic, arachidic, behenic, palmitoleic, gadoleic, erucic and ricinoleic acids, and their salts.
• Water used to prepare the pigment preparations, component (G), is preferably used in the form of desalted or distilled water. Also drinking water (tap water) and / or water of natural origin can be used.
• the present invention also provides a process for preparing the pigment preparations of the invention, which comprises reacting component (A) in the form of powder, granules or aqueous presscake in the presence of water (G) and components (B) and optionally (C ) and (D) are dispersed, then optionally water (G), and optionally one or more of the components (E) and (F) is admixed and, if appropriate, the aqueous pigment dispersion obtained is diluted with water (G).
• the components (B) and optionally one or more of the components (C), (D), (E) and (F) are first mixed and homogenized, then the component (A) is stirred into the initially introduced mixture, the component ( A) is pasted and predispersed. Depending on the grain hardness of the component (A) is then optionally finely dispersed or finely divided with cooling with the aid of a grinding or dispersing.
• agitators dissolvers (sawtooth), rotor-stator mills, ball mills, stirred ball mills such as sand and bead mills, high-speed mixers, kneaders, roller mills or high performance bead mills can be used.
• the fine dispersion or grinding of component (A) takes place up to the desired particle size distribution and can be carried out at temperatures in the range of 0 to 100 0 C, advantageously at a temperature between 10 and 70 0 C, preferably at 20 to 60 0 C.
• the pigment preparation can be further diluted with water (G), preferably deionized or distilled water.
• the pigment preparations according to the invention are suitable for pigmenting and dyeing natural and synthetic materials of all kinds, in particular aqueous paints, dispersion and enamel paints, water-dilutable paints, wallpaper colors and printing inks, for coloring paper and paper pulp, for paper pulp dyeing, for coloring paper surfaces and coating colors , for papermaking and for coloring cardboard and textiles.
• the pigment preparations according to the invention are suitable for coloring macromolecular materials of all kinds, for. B. of natural and synthetic fiber materials and preferably cellulose fibers.
• Further applications are the production of printing inks, here for example textile printing, flexoprinting, decorative printing or gravure printing inks, wallpaper paints, water-dilutable paints, wood protection systems, viscose spin dyes, paints, also powder coatings, sausage casings, seeds, fertilizers, glass, in particular glass bottles, as well as for Mass coloration of roof tiles, for coloring for plasters, concrete, wood stains, crayons, felt-tip pens, waxes, paraffins, brushes, pastes for pens, chalks, detergents and cleaners, shoe care products, latex products, abrasives and for coloring plastics or high molecular weight materials all types.
• High molecular weight organic materials are, for example, cellulose ethers and esters, such as ethylcellulose, nitrocellulose, cellulose acetate or cellulose but
• Polymerization resins or condensation resins for example aminoplasts, in particular urea- and melamine-formaldehyde resins, alkyd resins, acrylic resins, phenoplasts, polycarbonates, polyolefins, such as polystyrene, polyvinyl chloride, polyethylene, polypropylene, polyacrylonitrile, polyacrylic acid esters, polyamides, polyurethanes or polyesters, rubber, casein, latices, silicone, Silicone resins, singly or in mixture.
• the pigment preparations according to the invention are suitable for the production of printing inks for use in all conventional ink-jet printers, in particular for those based on the bubble jet or piezo process.
• printing inks can be used to print on paper, as well as natural or synthetic fiber materials, films and plastics.
• the pigment preparations of the invention can be used for printing various types of coated or uncoated substrate materials, such.
• substrate materials such as for printing on cardboard, cardboard, wood and wood-based materials, metallic materials, semiconductor materials, ceramic materials, glasses, glass and ceramic fibers, inorganic materials, concrete, leather, food, cosmetics, skin and hair.
• the substrate material may be two-dimensional flat or spatially extended, ie be designed in three dimensions and both completely or only partially printed or coated.
• the pigment preparations according to the invention are also suitable as colorants in electrophotographic toners and developers, such as.
• electrophotographic toners and developers such as.
• one- or two-component powder toners also called one- or two-component developer
• magnetic toner liquid toner
• latextoner polymerization toner
• special toners such as one- or two-component powder toners, magnetic toner, liquid toner, latextoner, polymerization toner and special toners.
• Typical toner binders here are polymerization, polyaddition and polycondensation resins, such as styrene, styrene acrylate, styrene-butadiene, acrylate, polyester, phenolic epoxy resins, polysulfones, polyurethanes, individually or in combination, as well as polyethylene and polypropylene, which contain other ingredients , such as charge control agents, waxes or flow aids, or may be subsequently modified with these additives.
• polymerization, polyaddition and polycondensation resins such as styrene, styrene acrylate, styrene-butadiene, acrylate, polyester, phenolic epoxy resins, polysulfones, polyurethanes, individually or in combination, as well as polyethylene and polypropylene, which contain other ingredients , such as charge control agents, waxes or flow aids, or may be subsequently modified with these additives.
• the pigment preparations of the invention as colorants in inks, preferably ink-jet inks, such as.
• solvent-based aqueous or non-aqueous basis
• microemulsion inks emulsion inks
• UV-curable inks emulsion inks
• the pigment preparations according to the invention can also be used as colorants for "color filters” for "Fiat Panel Displays", for both the additives and the subtractive color generation, also for "photo-resists”, and as colorants for electronic inks ("Electronic Inks "or” e-inks ”) or electronic paper (“ electronic paper “or” e-paper ”) are used.
• Nitrogen inlet 258 g of polyalkylene glycol monomethacrylate (molecular weight 750, molar EO / PO ratio 6.3), 136.4 g of 2-ethylhexyl methacrylate, 71, 6 g of styrene and 16.5 g of 1-dodecanethiol in 660 ml of tert.
• Butanol submitted under nitrogen inlet. Then it was heated with stirring to a temperature of 80 0 C. After reaching the reaction temperature, 16.5 g of the initiator AMBN, dissolved in 130 ml of isobutanol, were metered in within 1 hour. The mixture was then stirred for a further 5 hours at this temperature.
• polyalkylene glycol monomethacrylate (molar mass 350, molar EO / PO ratio 1.7), 79.2 g of 2-ethylhexyl methacrylate, 41.6 g of styrene, 57.1 g of amidosulfonic acid, 1.8 g of urea.
• polyalkylene glycol monomethacrylate (molar mass 350, molar EO / PO ratio 1.7), 101.6 g of lauryl methacrylate, 41.6 g of styrene, 57.1 g of amidosulfonic acid, 1.0 g of urea.
• Synthesis Example 6 452 g of polyalkylene glycol monomethacrylate (molecular weight 2,000, molar EO / PO ratio 20.5, 70% in t-butanol), 80.4 g of lauryl methacrylate, 32.9 g of styrene, 15.5 g of maleic anhydride, 0.5 g Sodium hydroxide, 199 g aqueous sodium sulfite solution (10%).
• polyalkylene glycol monomethacrylate (molar mass 350, molar EO / PO ratio 1, 7), 202.8 g of stearyl methacrylate, 62.4 g of styrene, 58.8 g of maleic anhydride, 1.9 g of sodium hydroxide, 756 g of aqueous sodium sulfite solution (10%) ,
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 38.2 g of isobornyl methacrylate, 30.3 g of benzyl methacrylate, 33.7 g of maleic anhydride, 1, 1 g of sodium hydroxide, 433 g of aqueous sodium sulfite solution (10% ).
• polyalkylene glycol monomethacrylate (molecular weight 1100, molar EO / PO ratio 10.2, 70% in t-butanol), 39.3 g of tetrahydrofurfuryl methacrylate, 87.8 g of phenethyl methacrylate, 22.7 g of maleic anhydride, 0.7 g of sodium hydroxide, 292 g aqueous sodium sulfite solution (10%).
• polyalkylene glycol monomethacrylate (molar mass 350, molar EO / PO ratio 1, 7), 69.0 g of lauryl acrylate, 52.8 g of benzyl methacrylate, 58.8 g of maleic anhydride, 1.9 g of sodium hydroxide, 755 g of aqueous sodium sulfite solution (10%) ,
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 38.2 g of 1-vinyl-2-pyrrolidone, 107.3 g of styrene, 33.7 g of maleic anhydride, 1, 1 g of sodium hydroxide, 433 g aqueous sodium sulfite solution (10%).
• polyalkylene glycol monomethacrylate (molecular weight 2000, molar EO / PO ratio 20.5, 70% strength in t-butanol), 31.3 g of 2-ethylhexyl methacrylate,
• Synthesis Example 14 363 g of polyalkylene glycol monomethacrylate (molar mass 1,100, molar EO / PO ratio 10.2, 70% in t-butanol), 58.7 g of lauryl methacrylate,
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 116.3 g of stearyl methacrylate, 70.9 g of 2-phenoxyethyl methacrylate, 33.7 g of maleic anhydride, 1, 1 g of sodium hydroxide, 433 g of aqueous sodium sulfite solution (10 % strength).
• Synthesis Example 17 258 g of polyalkylene glycol monomethacrylate (molecular weight 750, molar EO / PO ratio 0.22), 87.5 g of lauryl methacrylate, 35.8 g of styrene, 33.7 g of maleic anhydride, 1.1 g of sodium hydroxide, 433 g of sodium sulfite aqueous solution (10 % strength).
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 68.2 g of 2-ethylhexyl methacrylate, 35.8 g of styrene, 50.7 g of maleic anhydride, 1.7 g of sodium hydroxide, 652 g of aqueous sodium sulfite solution (10 % strength).
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 68.2 g of 2-ethylhexyl methacrylate, 35.8 g of styrene, 67.6 g of maleic anhydride, 2.2 g of sodium hydroxide, 869 g of aqueous sodium sulfite solution (10 % strength).
• polyalkylene glycol monomethacrylate (molar mass 750, molar EO / PO ratio 6.3), 87.5 g of lauryl methacrylate, 35.8 g of styrene, 50.6 g of maleic anhydride, 1, 7 g of sodium hydroxide, 650 g of aqueous sodium sulfite solution (10% ).
• polyalkylene glycol monomethacrylate (molar mass 350, molar EO / PO ratio 1, 7), 101, 6 g of lauryl methacrylate, 41.6 g of styrene, 74.8 g of maleic anhydride, 2.4 g of sodium hydroxide, 961 g of aqueous sodium sulfite solution (10% ).
• the pigment either as a powder, granules or as a press cake, was made into a paste together with the dispersants and the other additives in deionized water and then with a dissolver (for example from VMA-Getzmann GmbH, type AE3-M1) or a homogenized and predispersed to other suitable apparatus.
• a dissolver for example from VMA-Getzmann GmbH, type AE3-M1
• a homogenized and predispersed to other suitable apparatus for example from VMA-Getzmann GmbH, type AE3-M1
• the dispersion was then adjusted to the desired final pigment concentration with deionized water, the grinding media were separated off and the pigment preparation was isolated.
• the color strength and hue were determined in accordance with DIN 55986.
• the emulsion paint was applied to a lacquer card after mixing with the pigment dispersion, followed by rubbing with a finger on the lower part of the lacquer card if the rubbed area is then more strongly colored than the adjoining, non-aftertreated area (the rub-out test is described in DE 2 638 946).
• the tinting strength and the compatibility with the medium to be inked were determined using a dispersion paint for exterior paints (water-based, 20% TiO 2 ).
• a pulp suspension was dyed 10% with the pigment preparation, made from it by drying and pressing a solid paper and determined in the following color strength and hue.
• the foamability was determined by an internal method to simulate high flow rates of the dispersions.
• the dispersions diluted to 2% with water were continuously injected into a glass cylinder by means of a hose pump with a high flow rate and the height of the resulting foam was assessed.
• the shear stability of the pigment preparations was determined by an internal measurement method.
• the pigment particles of the dispersion were flocculated in a pulp suspension with the aid of cationic epichlorohydrin resins.
• the shearing was carried out with the aid of a commercially available kitchen mixer (here Braun MX 32) while setting a high rotational speed. Subsequently, paper was made from the pulp and the color strength of a sheared to a non-sheared dispersion was compared.
• the viscosity was measured using a cone-plate viscometer (Roto Visco 1) Haake at 20 0 C (titanium cone: 0 60 mm, 1 °), the dependence of viscosity on the shear rate in a range between 0 and 200 s -1 .
• the viscosities were measured at a shear rate of 60 s -1 .
• the viscosity was measured immediately after preparation of the preparation, and after storage at 50 ° C. for four weeks.
• the pigment preparations described in the following examples were prepared by the method described above, using the following constituents in the stated amounts in such a way that 100 parts of the respective pigment preparation are formed. In the following examples, parts are parts by weight.
• the pigment preparation has a high color strength in the white dispersions and is stable.
• the rub-out test shows no color intensity differences compared to the rubbed area.
• the loss of color intensity in the shear test is 4%.
• In the foam test the preparation shows no tendency to foam.
• the preparation proves to be readily flowable and stable on storage, as it is also after 28 days of storage at 50 0 C also still flowable.
• the viscosity after production is 488 mPa-s.
• component (B) 8 parts of component (B), dispersant according to Synthesis Example 23 1 part of component (C) 1 wetting agent
• the pigment preparation has a high color strength in the white dispersions and is stable.
• the rub-out test shows no color intensity differences compared to the rubbed area.
• the loss of color intensity in the shear test is 2%.
• In the foam test the preparation shows only a very slight foaming tendency, with the foam bubbles rapidly decaying again.
• the preparation proves to be readily flowable and stable on storage, as it is also after 28 days of storage at 50 0 C also still flowable.
• the viscosity after production is 604 mPa-s.
• the pigment preparation has a high color strength in the white dispersions and is stable.
• the rub-out test shows only very small color intensity differences compared to the rubbed area.
• the loss of color intensity in the shear test is 5%.
• In the foam test the preparation shows no tendency for foaming.
• the preparation proves to be readily flowable and stable on storage.
• the viscosity after the preparation is 196 mPa-s.
• component (B) 8 parts of component (B), dispersant according to Synthesis Example 1 1 part of component (C), wetting agent
• the pigment preparation has a high color strength in the white dispersions and is stable.
• the rub-out test shows no color intensity differences compared to the rubbed area.
• paper coloring gives a high
• Production is 383 mPa-s.
• component (B) 9 parts of component (B), dispersant according to Synthesis Example 9 1, 5 parts of component (C), wetting agent
• the pigment preparation has a high color strength in the white dispersions and is stable.
• the rub-out test shows no color intensity differences compared to the rubbed area.
• the loss of color intensity in the shear test is 5%.
• In the foam test the preparation shows no tendency to foam.
• the preparation proves to be readily flowable and stable on storage.
• the viscosity after production is 754 mPa-s.
• pigment preparations are included in the following table. It is in each case a 40% pigment preparations prepared based on Pigment Yellow 83 according to the following recipe:
• component (A) 40.0 parts of component (A), Cl. Pigment Yellow 83 10.0 parts of component (B), dispersants corresponding to the formula (I) or

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