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| Number | Title | Issue Date |
| 7833342 | Aluminum phosphate based microspheres Aluminum phosphate-based microspheres and related compositions and methods of use. ... | 11/16/2010 |
| 7318861 | Effect pigment An effect pigment is constituted by coated laminar platelets in which the platelets are a mixture of different platelet materials, one of which is platy glass or platy aluminum oxide, and in which the pigment exhibits visual homogeneity. ... | 01/15/2008 |
| 7300507 | Emulsion ink A water-in-oil emulsion ink comprises a water phase and an oil phase, wherein the water phase comprises a carbon black pigment having a pH of less than 6. The emulsion ink maintains stable rheology on ageing. ... | 11/27/2007 |
| 7189454 | Carbon coated high luster materials A platy pigment substrate having a carbon-containing coating thereon is provided wherein the coating comprises a pyrolyzed carbon-containing ionic species. The products of the present invention may be used in any application where pearlescent pigments have been used... | 03/13/2007 |
| 7077898 | Black pigment compositions The present invention relates to black pigment compositions comprising (a) carbon black, and (b) a compound of the formula (MO3S)m-Q(CH2)kâX]n,ââ(I) ... | 07/18/2006 |
| 7022176 | Carbon black for coloring cement and method for coloring cement-formed product The present invention provides a carbon black for coloring cement excelling in dispersibility in cement slurry, exhibiting superior adhesion to a cement matrix, and excelling in coloring characteristics and strength, and a method for coloring a cement-formed product... | 04/04/2006 |
| 6852158 | Method for attachment of one or more organic groups onto a particle A method of attaching one or more organic groups onto a particle is described which involves reacting at least one radical with at least one particle wherein the radical is generated from the interaction of at least one transition metal compound with at least one or... | 02/08/2005 |
| 6828015 | Composite containing thin-film particles having carbon skeleton, method of reducing the thin-film particles, and process for the production of the composite There are provided a composite which is formed of a component (a) or a component (b) and a component (c), or the component (a) or the component (b) and a component (d), and is suitable for various uses such as an electrically-conductive material, (a) oxidized form t... | 12/07/2004 |
| 6758894 | Strontium iron manganese black pigment A black pigment substantially free of objectionable transition metal materials is disclosed. This pigment is particularly useful for coloring glass since the absence of the transition metal gives it excellent recycling properties. The pigment is an alkaline earth (p... | 07/06/2004 |
| 6740154 | Paint colorant product and method A neutral paint colorant has a composition comprising approximately 7.0% Color Index Pigment Yellow 42, 2.4% Color Index Pigment Red 101, and 4.0% Color Index Pigment Black 7. A pre-blended mixture of the neutral colorant and a paint base can be blended with a first... | 05/25/2004 |
| 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 such as ammonium hydroxide. The instant invention also provides pigment... | 05/18/2004 |
| 6712899 | Paint colorant product and method A neutral paint colorant has a composition comprising approximately 7.0% Color Index Pigment Yellow 42, 2.4% Color Index Pigment Red 101, and 4.0% Color Index Pigment Black 7. A pre-blended mixture of the neutral colorant and a paint base can be blended with a first... | 03/30/2004 |
| 6686042 | Optically variable pigments and foils with enhanced color shifting properties Pigment flakes are provided which can be used to produce colorant compositions having color shifting properties. The pigment flakes can have a symmetrical coating structure on opposing sides of a reflector layer, can have an asymmetrical coating structure... | 02/03/2004 |
| 6673738 | Photocatalytic active carbon, colored photocatalytic active carbon, coloring active carbon, and deodorant and adsorption product using them A photocatalytic active carbon capable of demonstrating a stable deodorizing and adsorbing ability for a prolonged period of time is produced by depositing a coating of a photocatalyst on the surface of the active carbon by means of vapor deposition. Colo... | 01/06/2004 |
| 6660075 | Carbon black The present invention is directed to carbon blacks having organic groups. The organic groups are connected by one or two carbon atoms of a C--C single bond or double bond that are not a component of an aromatic system, contain at least one activating subs... | 12/09/2003 |
| 6596396 | Thin-film-like particles having skeleton constructed by carbons and isolated films Thin-film-like particles and isolated films of an extremely small thickness having a skeleton constructed by carbons are provided. The thin-film-like particles take independent shapes, have a thickness of 0.4 to 10 nm and a breadth in a planar direction o... | 07/22/2003 |
| 6572695 | BiOCI pigment A bismuth oxychloride effect pigment has a carbon black particulate at about the surface of the crystals of the bismuth oxychloride. The pigment is prepared by, for instance, growing the bismuth oxychloride crystals, and adding the particulate before the ... | 06/03/2003 |
| 6554891 | Ink composition and method for inkjet recording using the same An ink composition containing a surface-modified pigment is provided which can realize anti-clogging properties and images having high print density. The ink composition comprises at least a colorant, glycerin, a glycol compound, and water, the colorant b... | 04/29/2003 |
| 6551397 | Pigment preparation The present invention relates to a pigment preparation comprising BiOCl pigments, one or more luster pigments and spherical particles, and to the use thereof in printing inks, security printing inks, surface coatings, paints, plastics and in cosmetic form... | 04/22/2003 |
| 6524383 | Method for manufacturing pigment dispersion, pigment dispersion obtained by this method, and ink jet recording ink using same Disclosed is a pigment dispersion that can be used for an ink jet printing-use pigment ink that affords stable printing characteristics and has excellent storage stability in an ink jet printer having a head driven at a high frequency and having finer noz... | 02/25/2003 |
| 6508877 | Process for the production of an aluminium-containing iron oxide crystallization nucleus The present invention relates to a process for the production of an aluminum-containing iron oxide crystallization nucleus with a -FeOOH crystal structure from FeCl2. This nucleus is suitable as starting material for the production of ir... | 01/21/2003 |
| 6508290 | Method of preparing an aluminum-containing iron oxide nucleus The invention relates to a method of preparing an aluminium-containing iron oxide nucleus with an -FeOOH crystal structure from FeCl2. This nucleus is a suitable starting material for the preparation of iron oxide yellow and for use as a... | 01/21/2003 |
| 6491750 | Paint colorant product and method A neutral paint colorant has a composition comprising approximately 7.0% Color Index Pigment Yellow 42, 2.4% Color Index Pigment Red 101, and 4.0% Color Index Pigment Black 7. A pre-blended mixture of the neutral colorant and a paint base can be blended w... | 12/10/2002 |
| 6485557 | Manganese vanadium oxide pigments Manganese vanadium oxides are used as pigments. The mnanganese vanadium oxide pigments are of the formula Mn2 V2 O7. The, pigments are useful as colorants, and also possess improved reflectance characteristics in the infra... | 11/26/2002 |
| 6432196 | Process for producing briquetted and pressed granular material and use thereof The present invention relates to a process for producing briquetted and pressed granular material and the use thereof for coloring building materials, such as concrete and asphalt, and organic media, such as paint systems, plastics and colored pastes.... | 08/13/2002 |
| 6395245 | Method for preparing carbon-containing composition A method for preparing a carbon-containing composition is disclosed which comprises the steps of introducing, into a hot gas, a dispersion obtained by dispersing, in a decomposable carbon compound, a metal oxide and/or a metal compound which can be conver... | 05/28/2002 |
| 6387500 | Multi-layered coatings and coated paper and paperboards A multi-layered coating for use preferably on paperboard or paper is disclosed wherein the coating contains at least two layers. The first layer contains at least one dark colorant, at least one white or near white pigment, and at least one binder, and th... | 05/14/2002 |
| 6387498 | Bright metal flake based pigments A flake-based pigment is provided having improved specular reflectance characteristics in the visible wavelength range. The flake-based pigment has a plurality of core flake sections each formed of a central reflector layer and dielectric support layers o... | 05/14/2002 |
| 6383638 | Bright metal flake based pigments A flake-based pigment is provided having improved specular reflectance characteristics in the visible wavelength range. The flake-based pigment has a plurality of core flake sections each formed of a central reflector layer and dielectric support layers o... | 05/07/2002 |
| 6372036 | Pigment preparation and its use especially in printing inks The present invention relates to a pigment preparation containing a mixture of coated or uncoated Al2 O3 flakes, and one or more special-effect pigments, and a phosphate derivative, and to the use thereof, especially in printing inks... | 04/16/2002 |
| 6350519 | Particle having an attached halide group and methods of making the same A modified particle or aggregate is disclosed wherein a particle has an attached group having the formula: ##STR1## wherein the substituents are defined in the disclosure. Modified particles with attached polymers are also disclosed as well as methods of ... | 02/26/2002 |
| 6334893 | Pigment mixture The present invention relates to pigment mixtures containing at least two components component A being Al2 O3 flakes coated with one or more metals, metal oxides and/or metal sulfides and component B being acicular or spherical color... | 01/01/2002 |
| 6290767 | Carbon black Carbon blacks doped with elements that are not carbon, wherein pairs of carbon atoms have been replaced by iso-electronic pairs of elements or combinations of elements. They can be used as a pigment or filler in rubber, plastics, paints, inks or the like.... | 09/18/2001 |
| 6103380 | Particle having an attached halide group and methods of making the same A modified particle is disclosed wherein a particle has an attached group having the formula: ##STR1## wherein Ar represents an aromatic group; R1 represents a bond, an arylene group, an alkylene group ##STR2## wherein R4 | 08/15/2000 |
| 6068688 | Particle having an attached stable free radical and methods of making the same A modified particle is disclosed wherein a particle has an attached group having the formula: ##STR1## wherein Ar represents an aromatic group; R1 represents a bond, an arylene group, an alkylene ##STR2## wherein R4 is... | 05/30/2000 |
| 5827361 | Carbon-containing figments The invention relates to carbon-containing pigments having improved abrasion resistance and dispersibility and to their production.... | 10/27/1998 |
| 5797988 | Process for producing briquetted and pressed granular material and use thereof The present invention relates to a process for producing briquetted and pressed granular material and the use thereof for coloring building materials, such as concrete, and organic media, such as paint systems, plastics and colored pastes.... | 08/25/1998 |
| 5702518 | Gold pigments Gold pigments of high opacity and processes for their preparation and use.... | 12/30/1997 |
| 5700318 | Durable pigments for plastic Improved alumina-coated inorganic pigments having a first coating of boehmite alumina, a second coating of amorphous alumina, and a third coating of boehmite alumina which exhibit good durability, dispersibility, and optical properties in plastic composit... | 12/23/1997 |
| 5693259 | Coating compositions for glass surfaces or cathode ray tubes A cathode ray tube is coated on the inner surface with a conductive coating composition using acidic plumous alumina sol, acidic chaining silica sol, and graphite powder as raw materials; and, novel cathode ray tubes of which the inner surface is coated i... | 12/02/1997 |
