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WO/2004/005408A1 |
Aqueous dispersion containing pyrogenically produced oxide particles of titanium, zinc, iron or cerium having an average particle size, expressed as a median value, in the dispersion of less than 200 nm, the particle sizes of the oxide p...
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WO/2004/000916A2 |
A process to prepare a stable dispersion of nanoparticles in aqueous media. A dispersant and aqueous are combined to form a mixture. The dispersant is selected from the group comprising copolymers and cyclic phosphates. Nanoparticles are...
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WO/2004/000903A1 |
The invention relates to solid pigment preparations containing, as essential constituents: (A) 62 to < 90 % by weight of at least one pigment, (B) > 10 to 40 % by weight of at least one anionic surface-active additive based on acid phosp...
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WO/2004/000947A1 |
The invention relates to a method for the production of disazo pigments of general formula (I) or a mixture of said disazo pigments by means of azocoupling, wherein R1 and R2 are the same or different and represent hydrogen Cl-C4-alkyl, ...
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WO/2003/102891A2 |
A polymer dispersant for pigments based on a graft copolymer which contains a new type of urea functional group as the pigment anchoring group. The urea groups are attached to the graft copolymer by a convenient method which involves rea...
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WO/2003/099946A1 |
The present invention provides methods for the incorporation of sulfonate functional groups onto the surface of carbonaceous compounds and materials, and similarly provides several surface modified carbonaceous compounds and materials re...
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WO/2003/097752A1 |
The invention relates to aqueous pigment pastes, devoid of binding agents and abrasive resins, containing the following in relation to the total quantity: (A) between 15 and 25 wt. % at least one mica pigment; (B) between 0.45 and 0.75 w...
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WO/2003/097753A1 |
An aqueous pigment dispersion for ink-jet having a pigment dispersed therein, characterized in that it further comprises a water-soluble resin and a resin having a urethane bonding and/or an amide bonding.
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WO/2003/095570A1 |
The invention relates to a dispersion and/or composition for producing a dispersion containing both a particulate constituent and a dispersant. The invention provides that the dispersion and/or composition contains at least one constitue...
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WO/2003/093372A1 |
The present invention relates to pigment preparations comprising polyamide particles with an average particle size of below 50 µm and a pigment of an average particle size below 0.2 µm. The inventive pigment preparations are useful for...
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WO/2003/089523A1 |
A pigment dispersion suitable for use in the manufacture of pigmented coating compositions is provided. The pigment dispersion comprises a) pigment, b) carrier, and c) an acrylic/polyether comb-branched copolymer dispersant wherein the p...
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WO/2003/078327A1 |
A titanium dioxide characterized by having an average particle size of 5 to 200 (m as measured through laser particle size analysis; having a purity of at least 99.5 mass% as reduced to TiO2; and having an Fe content of 20 mass ppm or le...
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WO/2003/066692A1 |
The invention concerns copolymers containing carboxylic groups having both a binding function and a rheology modifying function or a viscosity depressant function or a crushing aid function of aqueous suspensions of pigments and/or miner...
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WO/2003/066743A1 |
Disclosed are pigment preparations containing as essential components: (A) 60 to 90 percent by weight of at least one pigment; (B) 10 to 40 percent by weight of at least one non-ionic surface-active additive on the basis of polyethers; a...
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WO/2003/064542A1 |
The present invention discloses an amphiphilic active pigment compounding agent which is composed of the following ingredients in terms of weight percent: 5.5−9% of nonionic surfactant, 8.5−12% of ionic surfactant, 3−5% of propylen...
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WO/2003/060024A1 |
A pigment-containing gel mass, based on lipids, is characterised in comprising a combination of (a) 0.1 to 20 wt. % of oil-soluble alkyl cellulose, the alkyl groups of which can be straight- or branched-chain and preferably have 1 to 10 ...
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WO/2003/055928A1 |
Disclosed are water-soluble aminoplast-ether copolymers of the following structural type:, in which Z represents an aminoplast unit on the basis of unsubstituted glycoluril or glycoluril that has been substituted with a reactive OR group...
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WO/2003/048223A1 |
The invention relates to compounds suitable as dispersion agent for pigments, of general formulae (I) to (III): R?1¿-X-[-CO-NH-R?2¿-NH-CO-Y-R?3¿-Y-]¿r?-CO-NH-R¿2?-NH-C
O-X-R?1¿ (I); R?1¿-X-[-CO-NH-R?2¿-NH-CO-Y-R?3¿-Y-]¿r?-CO-NH...
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WO/2003/046029A1 |
The present invention relates to a composition containing modified block copolymer dispersants and dispersible inorganic or organic pigments. The block copolymers are prepared by atom transfer radical polymerisation (ATRP) and modified w...
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WO/2003/046089A2 |
Disclosed herein is a pearlescent coating for a vehicle of a particular vehicle colour, comprising an e-coat and an outer coating portion applied to the e-coat, the outer coating portion including at least one colour-containing primer la...
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WO/2003/044109A1 |
The invention relates to a method for the production of dyestuff pastes, whereby a component containing dyestuff particles is dispersed in a binder. According to the invention, the dispersion process is controlled by irradiation of excit...
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WO/2003/040245A1 |
This invention relates to the preparation of particle dispersions in a media mill using plastic, substantially cubic media to effect particle size reduction and/or dispersion of the particles.
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WO/2003/037984A1 |
A water soluble copolymer useful as an inorganic pigment dispersant is comprised of a polymerized (1) monomer which is an ethylenically unsaturated organic phosphate or phosphonate and (2) an ethylenically unsaturated carboxylated monome...
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WO/2003/038002A1 |
Compositions for use in ink jet printing onto a substrate comprising a water based dispersion including metallic nanoparticles and appropriate stabilizers. Also disclosed are methods for the production of said compositions and methods fo...
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WO/2003/035552A2 |
A dispersion containing a high-surface-area, pyrogenically-produced aluminium oxide with a surface area and BET of more than 115 m?2¿/g and a Sears number of more than 8 ml/2g, is produced by mixing a high-surface-area, pyrogenically-pr...
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WO/2003/033604A1 |
The present invention describes a dispersion comprising a vehicle and a modified pigment. The modified pigment has, when measured in an aqueous medium, a zeta potential of 0.0 mV at a pH of between 5.0 and 11.0 Inkjet ink compositions an...
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WO/2003/031333A2 |
Aluminium oxide doped with a divalent metal oxide, produced by flame hydrolysis and which has no spinell structures or alpha-aluminium detectable in an x-ray diffractogram. It is produced by a pyrogenic process in which, during the flame...
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WO/2003/029340A2 |
Fluorescent yellow pigment compositions comprising less than 1% of Pigment Violet 19 or Pigment Yellow 192 and a polyamide. An article comprising said fluorescent yellow pigment composition.
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WO/2003/027187A1 |
A photo-catalytic overcoat on a UV reflective paint layer is employed to maintain high reflectance for long periods of time by continuously removing organic films when exposed to UV light. Advantageously, nano-particles comprising the ph...
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WO/2003/027186A1 |
The present invention is directed to a polymeric pigment dispersant to be used as a grind resin to incorporate pigment into a pigment dispersion for a coating composition. The polymeric pigment dispersant is the reaction product of dipen...
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WO/2003/024581A2 |
The invention concerns the use, as buffer dispersant of compositions and bases for aqueous paints and paint-like pigment compositions in aqueous phase, of the combination of a partly or completely neutralized water-soluble dispersant hom...
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WO/2003/022933A2 |
The present invention relates to a hydrous kaolin product having improved optical properties, for example, when used in the production of paper products. The present invention comprises an improved barrier coating for paper and a method ...
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WO/2003/015910A1 |
The present invention relates to microcapsule dispersions with microcapsules having a capsule core, containing water soluble organic substances, and a capsule shell, essentially composed of polyurethane and/or polycarbamide, in a hydroph...
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WO/2003/010244A2 |
This invention relates to a process for preparing conditioned titanium dioxide pigments comprising (a) during pigment manufacture, admixing the following components to form a conditioned pigment: (1) a crude titanium dioxide pigment mate...
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WO/2003/008510A1 |
The invention relates to an aqueous pigment preparation containing an organic and/or inorganic pigment dispersed in an acrylate resin solution and a dispersion agent. The preparation is characterised in that the acrylate resin is a copol...
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WO/2003/008503A1 |
The invention relates to aqueous colorant preparations containing A) between 0.1 and 50 wt. % of at least one organic and/or inorganic pigment and/or at least one organic colorant, B) between 0.01 and 80 wt. % of at least one naphthol-ox...
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WO/2003/006556A1 |
The invention relates to a pigment dispersion consisting essentially of a) at least one organic or inorganic pigment or a combination of the same, b) an alpha-methyl-omega-hydroxy-polyethylene glycol ether having an average molar mass of...
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WO/2003/004767A1 |
The invention relates to an aqueous slurry or dispersion of pigment particles comprising as dispersant an amphiphilic polymer at least partly adsorbed to the pigment particles, wherein the slurry or dispersion exhibits a temperature depe...
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WO/2003/000805A1 |
A process for producing a pigment dispersion having dispersed pigment particles in a very fine size and showing an extremely high dispersion stability with the passage of time which is appropriately usable in the fields with a need for i...
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WO/2002/102868A1 |
The invention relates to the use of compounds with an alkylene oxide chain as thickeners for aqueous compositions which are charged and/or have a white or coloured pigmentation, for production of pigment compositions for paints with an e...
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WO/2002/102904A2 |
A protective and decorative coating composition including about 2 to 10 different colorants which in combination with a resinous composition produce a desired visible coating. A majority of the colorants has a maximum haze of about 10% a...
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WO/2002/096997A1 |
Pigment paste for tinting a coating composition, the pigment paste comprising at least one branched alkyd having a viscosity below5 Pa.s, preferably below 3.5 Pa.s, at 23°C at a shear rate of 100s?-1¿, pigments, and 2 - 25% of an aroma...
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WO/2002/094954A1 |
A process by which a colloidal metal solution having a high metal concentration can be obtained even when a large amount of a polymeric pigment dispersant is used in order to secure dispersion stability. The process is characterized by p...
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WO/2002/094953A1 |
An alcohol solution which contains colloidal particles of a noble metal or copper and a high−molecular pigment dispersant and which has a high concentration and sufficient colorability and is suitable for use in the sol−gel method, c...
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WO/2002/085507A2 |
A dispersant comprising a polyester chain obtainable by polymerising a hydroxy carboxylic acid or lactone thereof such as $g(e)-caprolactone with a cyclic alkylene carbonate such as 5,5-dimethyltrimethylene carbonate. The dispersant may ...
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WO/2002/083797A2 |
The invention relates to anionically stabilised, aqueous dispersions of nanoparticulate zinc oxide having an average primary particle diameter of $m(F)30 and an average agglomerate size $m(F) 100 nm. The surface of the zinc oxide particl...
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WO/2002/081071A2 |
The invention relates to the use of polyurethanes having hyperbranched structures, selected from hyperbranched polyurethanes with at least one group that has an affinity to pigments and modified hyperbranched polyurethanes, as polymer di...
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WO/2002/078868A2 |
The present invention provides a method of preventing pigment agglomeration upon the addition of an aqueous resin solution to an aqueous pigment dispersion. The present invention further provides a method of stabilizing a pigment dispers...
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WO/2002/079331A1 |
The invention relates to the use of fatty (meth)acrylates for dispersing pigments. The fatty (meth)acrylates are obtained by reacting epoxidized fatty acid esters and/or epoxidized triglycerides with acrylic acid and/or methacrylic acid....
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WO/2002/072639A2 |
The present invention is related to novel acid functional pigment dispersing agents. In particular, the invention is directed to novel polymers with acid functional groups for use as pigment dispersants. The novel polymers comprise polym...
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