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7611572 |
Pixel-forming colorant compositions and their use
A pixel-forming colorant composition contains at least one green colorant selected from the group consisting of the following pigments (A) and (B) and pigment derivative (C):
(A) a copper...
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7585363 |
Method for preparing nanodispersions of fluorinated phthalocyanine pigments
A method for preparing a nanodispersion comprising the steps of: (i) introducing into a milling apparatus a solid fluorinated phthalocycanine pigment according to Formula (I):
Wherein M is a...
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7578880 |
Method of producing fine particles of metal complex pigment and dispersion containing fine particles of metal complex pigment obtained by the method
A method of producing fine particles of metal complex pigment, containing the step of reacting a solution of an alkali metal salt of a ligand that constitutes the metal complex with a solution of...
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7569106 |
Method for producing β copper phthalocyanine blue pigments and use thereof
The invention relates to a method for producing an aqueous suspension of pure-phase β-copper phtalocyanine blue pigment using an agitator ball mill. According to said method: a) in a preparatory...
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7550041 |
Highly concentrated flowable pigment composition and process for its manufacture
The invention pertains to a highly concentrated pigment comprising
from 75 to 95% by weight, preferably from 78 to 95% by weight, most preferred from 80 to 95% by weight, based on the weight...
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7503972 |
Organic pigment fine particles and method of producing same
Two or more solutions comprising an organic pigment solution in which an organic pigment is dissolved in a good solvent, and a poor solvent compatible with the good solvent, or a solution of the...
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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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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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7309391 |
Aluminum flake pigment comprising aluminum flakes as basic particles, method of manufacturing the same, and paint and ink employing the same
An aluminum flake pigment containing aluminum flakes as basic particles, said aluminum flakes having an average particle diameter in the range of 3 to 20 μm and an average value of minimum...
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7282263 |
Method for coloring cellulosic materials using cationic pigment dispersion
A method of coloring a cellulosic material which includes a) dispersing pulped cellulosic material into water; and b) coloring the pulped cellulosic material by adding a cationic dispersion to the...
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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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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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7192477 |
Process for producing pigment nanoparticle
The process for producing highly concentrated nanometer-size fine particles of an organic pigment, which comprises dissolving the organic pigment in an amide solvent, especially an organic solvent...
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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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7147703 |
Pigment finishing by microwave heating
The invention relates to a process for aftertreating organic pigments which comprises heating the unground or ground organic crude pigment in water and/or organic solvents by means of microwave...
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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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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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7056378 |
Method for producing vattable organic pigments
The invention relates to a method for producing vattable organic pigments. The invention is characterized in that an agueous or an aqueous-organic suspension of a coarse crystalline raw mineral is...
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7041166 |
Manufacturing and conditioning of solid solution organic pigments
Organic solid solution pigments are prepared and conditioned by treating a mixture of their components, after synthesis but preferably without or with only partial drying, in a mixture of from 0 to...
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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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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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6972129 |
Method for producing cosmetics
An objective of the present invention is to provide a method for producing cosmetic products capable of improving a touch of cosmetic products containing powder and exerting the function of the...
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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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6942724 |
Modified organic colorants and dispersions, and methods for their preparation
The present invention relates to methods of preparing modified organic colorant dispersions comprising the step of combining, in any order, i) an organic colorant; ii) an hydroxide reagent; and...
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6936097 |
Modified organic colorants and dispersions, and methods for their preparation
The present invention relates to methods of preparing modified organic colorant dispersions comprising the step of combining, in any order, i) an organic colorant; ii) an hydroxide reagent; and...
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6926768 |
Treatment of high performance pigments
A pigment's etheramine sulfonic acid salt is described. Also described is a method for enhancing the performance of a pigment composition containing an organic pigment, comprising enhancing the...
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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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6913642 |
Pigments having improved coloristic properties and process for their preparation
Substantially crystalline organic pigments characterized by small particle size and narrow particle size distribution.
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6911073 |
Process for preparing modified pigments
The present invention relates to a process for preparing a polymer-modified pigment comprising the step of: combining, in any order, at least one pigment having attached at least one nucleophilic...
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6890380 |
Conditioning of organic pigments
Organic pigments are conditioned by treating them, after synthesis but preferably without or with only partial drying, in a mixture of from 1 to 30% by weight of a neutral, polar liquid having a...
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6835242 |
Conditioning of organic pigments
Organic pigments are conditioned by introducing a liquid prepigment suspension into a miniaturized continuous reactor and thermally treating therein.
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6830615 |
High surface area incineration product
The present invention relates to a high surface area product and its production from solid-containing material, such as waste effluent from a paper-treating plant. The high surface area product...
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6818050 |
Lacquers and paints and coating material systems
Paint and coating material system comprising a) at least one solids component comprising at least one organic or inorganic white, black or chromatic pigment, organic or inorganic fillers, or...
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6811601 |
Pigment preparations comprising alkoxylated polyethylenimine
Pigment preparations comprising A) at least one organic or inorganic pigment and B) at least one ethoxylated and propoxylated and/or butoxylated polyethyleneimine.
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6786965 |
Organic pigment dispersion for coloring building materials
An aqueous organic pigment dispersion used to integrally color concrete and other building materials which includes: alkali metal silica particles as a binder; organic pigment; water; and...
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6723161 |
Method for oxidizing organic pigment
A method for oxidizing an organic pigment including dispersing the pigment in an aqueous medium and exposing the dispersed pigment to ultrasonic radiation, whereby the exposed pigment exhibits from...
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6709507 |
Method of producing stabilized organic pigment particles and device therefor
A method of producing self dispersible organic pigment particles stabilized by the method. The method includes modifying organic pigment particles and then contacting the surface modified particles...
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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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