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7459017 |
Stir-in form of pigment
Disclosed is a composition and process of manufacture of a stir-in form of pigment with increased dispersing and color properties. Pigment is slurried with acetylenic dispersing agents, wet-milled...
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7459016 |
Method for the production of phthalocyanine pigment preparations
A method for the production of a phthalocyanine pigment preparation includes finely distributing a crude phthalocyanine pigment by dry milling, wet milling, salt kneading, acid pasting or acid...
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7427322 |
Organic pigment fine-particle, and method of producing the same
A method of producing a dispersion of a pigment, comprising: bringing a solution in which an organic pigment is dissolved, and an aqueous medium, into contact with each other in a channel having an...
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7404854 |
Method for pigmenting semi-crystalline plastics with phthalocyanine pigments in a non-warping manner
A process for warpage-free pigmentation of a plastic pigmented by a phthalocyanine pigment which was heated to not less than 80° C. as a suspension in a organic solvent in the presence of a...
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7399354 |
Method for the production of pigment granules
Dispersible pigment granules are produced by mixing an aqueous suspension of an organic pigment with an aqueous emulsion of a wax-like additive. The aqueous emulsion is then allowed to coagulate...
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7387670 |
Pigment preparations based on phthalocyanine pigments
A pigment preparation comprising at least one copper phthalocyanine pigment from the group of C.I. Pigment Blue 15, 15:0, 15:1,15:2, 15:3, 15:4, and 15:6, and at least one pigment dispersant of the...
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7387669 |
Luster pigments having a pronounced glittering effect
Luster pigments having pronounced sparkle which are based on aluminum platelets which have been coated with iron oxide and have in the precoated state an average platelet size from 8 to 30 μm, an...
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7347894 |
Pigment dispersants and their use
There is disclosed a pigment dispersant comprises the compound represented by the following formula (I) or a metal salt, ammonium salt, amine salt or alkylammoniumchloride salt thereof. Also...
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7329315 |
Copper phthalocyanine blue pigment composition and water borne dispersion thereof
Phthalocyanine blue pigments and pigment dispersions for water-borne inks and coatings are described. The pigments are produced by dry milling phthalocyanine blue and a polymeric dispersant,...
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7323046 |
Phthalocyanine pigments with neutral metallic down flop
Phthalocyanine pigments having 0-4 chlorine atoms have a narrow particle-size range with 90% of particles between about 0.01-0.10 μm, the average particle size of no more than about 0.5 μm, a D99...
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7318860 |
Green pigment preparations
A green pigment preparation that is characterized by a C.I. Pigment Yellow 214 and at least one copper phthalocyanine pigment C.I. Pigment Blue 15:3 and/or C.I. Pigment Blue 15:1 content, the ratio...
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7300511 |
Low viscosity, highly pigmented oil based dispersions exhibiting a low relative interfacial tension drop
Pigment dispersions that when used in printing ink having a relative interfacial tension drop of less than 1.5, and offering an ink viscosity of less than 150 Pa.s, and containing at least 45 wt. %...
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7255734 |
Phthalocyanine pigment preparations
A copper phthalocyanine pigment preparation contains a copper phthalocyanine pigment and at least one pigment dispersant from the group of copper phthalocyanine sulfonic acids and copper...
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7255733 |
Process for the production of β type copper phthalocyanine pigment and a use thereof
A process for the production of a β type copper phthalocyanine pigment, comprising dry-milling a crude copper phthalocyanine having a purity of 97 to 100% and a primary crystal diameter of 0.5 to...
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7252710 |
Pigment dispersion composition, use thereof and compound for pigment treatment
A pigment dispersion composition which can be suitably applied in such fields as color filters, black matrices and ink jet recording where it is necessary to finely disperse pigments still with...
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7198667 |
Solid pigment preparations containing pigment derivatives and surface-active additives
Solid pigment preparations containing the following ingredients as substantial components: (A) 60–85 wt. % of at least one organic pigment, (B) 0.1–15 wt. % of at least one pigment derivative...
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7160380 |
Organic pigment fine-particle, and method of producing the same
A method of producing a fine particle of an organic pigment, containing the steps of: flowing a solution of an organic pigment dissolved in an alkaline or acidic aqueous medium, through a channel...
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7160374 |
Flaky pigments coated with a coupling agent and a perfluoroalkyl phosphate
A flaky pigment excellent in leafing properties and in adhesion between pigment particles and a coating (resin) was obtained by coating the surface of a flaky pigment with a coupling agent and a...
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7156912 |
Colored composition
A colored composition is disclosed that includes a pigment carrier, formed from a transparent resin, its precursor or a mixture thereof, and a halogenated phthalocyanine pigment that has been...
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7147704 |
Pigment dispersing agent, pigment composition and pigment dispersion
A pigment dispersing agent wherein a quinophthalone structure is bonded to a triazine structure through an arylene group or a heteroaromatic ring and a basic functional group is bonded to triazine...
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7135067 |
Water-based pigment dispersions, the production thereof and the use of the same
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...
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7122081 |
Process for aqueous milling of quinacridone pigments
The present invention is directed to an aqueous process for reducing particle size of organic pigments by milling the crude pigment in the presence of a water soluble styrene copolymer dispersant,...
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7077899 |
Pigment dispersing agent, pigment composition containing the same and pigment dispersion containing the same
A pigment dispersing agent of the formula (1) capable of providing a printing ink or a coating composition excellent in fluidity and dispersion stability and a dry coating excellent in gloss, a...
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7077896 |
Pigment composition and use thereof in plastic
A pigment composition composed of 50 to 95% by weight of a phthalocyanine, 1 to 45% by weight of a halogenated phthalocyanine of which the number of substituents of a halogen atom is 1 to 9 and the...
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7074268 |
Pigment composition and printing ink containing the same
A pigment composition obtainable by dry-milling an organic pigment in the presence of a resin for a printing ink, the resin being composed of a synthetic resin for a printing ink in an amount of...
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7033429 |
Method of producing low-dust pigment compositions
The present invention relates to a method of producing a low-dust pigment composition, which comprises suspending a filter cake obtained from preparation of the pigment, or a solid pigment, in...
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7029526 |
Process for making green pigment compositions useful for color filters and LCD's
The invention pertains to the field of green color filters and LCDs. It has been found that pigments with surprisingly improved coloristic, chemical and physical properties are obtained by...
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7019050 |
Alternate dispersants for spray-dried concentrate components
Concentrates and method of making concentrates are disclosed. The concentrates may be incorporated into thermoformable articles as a concentrate powder or as a paste. Thermoformable articles, such...
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7011919 |
Self-dispersing titanyl phthalocyanine pigment compositions and electrophotographic charge generation layers containing same
In a process for forming a self-dispersing crystalline phthalocyanine pigment composition of monodisperse nanoparticles, a mixture containing titanyl fluorophthalocyanines, unsubstituted titanyl...
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6997980 |
Aqueous, effect-producing coating material, method for the production thereof and use of the same
An aqueous effect coating material comprising at least one water soluble or dispersible binder,
at least one effect pigment, and a neutralized mixture of at least two fatty acids;
process...
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6989056 |
IR reflective pigment compositions
The present invention relates to IR reflective black pigment compositions comprising a halogenated copper phthalocyanine such as C.I. Pigment Green 7 and a perylenetetracarboxylic acid diimide such...
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6949139 |
Process for forming cocrystals containing chlorine-free titanyl phthalocyanines and low concentration of titanyl fluorophthalocyanine using organic milling aid
In a process for forming an amorphous pigment mixture consisting essentially of TiOPc and TiOFPc and containing more than about 75 weight percent of TiOPc, a mixture of crude crystalline TiOPc and...
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6918958 |
Acid pigment dispersants and pigment preparations
The invention relates to pigment dispersants of the formula (I), and to pigment preparations including at least one organic pigment and at least one pigment disperant of the formula (I):
...
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6916367 |
Modified pigments and process for preparing modified pigments
Processes for preparing modified pigments are described. In one embodiment, the process comprises the step of combining, in any order, a pigment having attached an electrophilic group and a thiol...
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6902613 |
Preparation and use of nanosize pigment compositions
A mixture of an organic nanosize pigment comprising of from 50 to 99% by weight of the nanosize pigment and 1 to 50% by weight based of a low molecular weight naphthalene sulfonic acid formaldehyde...
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6899829 |
Conductive polymer colloidal compositions with selectivity for non-conductive surfaces
A conductive polymer colloidal composition that selectively forms a coating on a non-conductive surface. The conductive polymer colloidal composition is composed of a polymer and a sulfonate...
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6896726 |
Surface-treated organic pigments
The present invention relates to surface-treated organic pigments, to a process for their preparation and to their use in colouring a high molecular weight organic material. Compared with untreated...
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6881255 |
Pigment preparations
Pigment preparations comprising
a) at least one pigment, b) at least one polyethyleneimine which is alkoxylated, especially ethoxylated and propoxylated and/or butoxylated, and c) at least one...
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6860934 |
Process for the production of β type copper phthalocyanine pigment
A process for the production of a β type copper phthalocyanine pigment having an average primary crystal diameter of 80±40 nm and a primary crystal aspect ratio of 2.0±1.0 and having a...
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6849116 |
Quinophthalone-derivative based crystallization modifiers
Quinophthalone derivatives have the general formula I
where
R 1 , R 2 , R 3 and R 5 are independently hydrogen, halogen or C 1 -C 4 -alkyl; R 4 is —SO 3 H, —SO 3 + N + R 6 R 7 R 8 R 9...
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6833026 |
Modified pigments and process for preparing modified pigments
Processes for preparing modified pigments are described. In one embodiment, the process comprises the step of combining, in any order, a pigment having attached an electrophilic group and a thiol...
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6821335 |
Phthalic acid imides as synergists for improving the properties of aqueous pigment preparations
The invention relates to pigment preparations containing (a) at least one organic or inorganic pigment; (b) at least one cyclic imide of general formula (1) wherein R 1 represents a linear-chain,...
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6736892 |
Pigment dispersions containing styrenated and sulfated phenol alkoxylates
The present invention provides sulfated and carboxymethylated surfactants and dispersants produced by reacting a styrenated phenol alkoxylate with sulfamic acid and then neutralizing with a base...
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RE38469 |
Pigments
A process for the manufacture of a pigment concentrate which comprises dispersing dry organic pigment granules in an organic vehicle.
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6641656 |
Dispersions comprising modified pigments
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...
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6641655 |
Fluidizing agents
A fluidizing agent which is a diamine and/or diquaternary ammonium salt of a coloured acid of the phthalocyanine or disazo series of dyestuffs wherein the diamine or diquaternary ammonium cation is...
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6623556 |
Near-infrared transmitting black azo pigments
Near-infrared transmitting black azo pigments are represented by the following formula (1) and have a crystalline form selected from the group consisting of a thin, long crystalline form and a...
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6607591 |
Low-viscosity nonaqueous liquid pigment dispersions and methods of utilizing such compositions
A new and useful nonaqueous liquid pigment dispersion is provided which is easy to handle and produces thorough and effective colorations within target media, particularly as compared to standard...
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6599356 |
Method for manufacturing pigment dispersed liquid, and pigment dispersed liquid, and ink for ink-jet printer recording using said pigment dispersed liquid
A method for manufacturing a pigment dispersed liquid, comprising at least: Step A of introducing a hydrophilic dispersibility-imparting group directly and/or via another atomic group to the...
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6596071 |
Organic and inorganic composite pigments, and paint and resin composition using the same
Organic and inorganic composite pigments having an average particle diameter of 0.01 to 10.0 μm composed of a white inorganic particle, an organosilane compound obtained from alkoxysilanes, or...
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