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| Number | Title | Issue Date |
| 8048217 | Powdery composition based on a calco-magnesian compound The invention relates to a powder composition based on a calcium/magnésium compound having formula (I), xCaA.(1−x)[yMgA+(1−y)MgO], in which A is a group ═(OH)2 or ═CO3 and x and y are mole fractions where 0 | 11/01/2011 |
| 7993445 | Nanoparticles of alumina and oxides of elements of main groups I and II of the periodic table, and their preparation Nanoparticles are claimed which consist of 50-99.99% by weight of alumina and 0.01-50% by weight of metal oxide of elements of main group I and II of the Periodic Table. These nanoparticles are obtained by drying a suspension of aluminum chlorohydrate, oxide formers... | 08/09/2011 |
| 7303623 | Pelleting lime fines with asphalt enhancing binders and methods of use in asphalt manufacturing A lime pellet for use in asphalt applications can include lime fines and an asphalt-compatible binder. The pellet is characterized as having a rigid structure with a dimension greater than about 1.5 mm and being compatible with a hot mix asphalt so as to dissolve in... | 12/04/2007 |
| 7288239 | Method for producing alkaline earth sulphate nanoparticles The invention relates to synthesis of nanoparticles, in particular to methods for producing nanoparticles with networks consisting of Z sulphate (Z=magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba) or the binary mixtures thereof). The inventive method consis... | 10/30/2007 |
| 7279226 | Composition and method for inhibiting stain formation in a floor covering A composition and method for inhibiting stain formation in a floor covering. The composition includes a copper glycine complex in combination with magnesium hydroxide and a carrier. The composition can be advantageously applied to a wood-based substrate upon which a... | 10/09/2007 |
| 7279036 | Process for preparation of inorganic colorants from mixed rare earth compounds The present invention provides a novel process for preparation of inorganic colourants from mixed rare earth compounds, which are directly obtained from the ore industry, without undergoing any separation, thereby enabling a cost reduction to the extend of 10-100 ti... | 10/09/2007 |
| 7247291 | Nano sized sulfide compounds of cerium and a process for the preparation thereof The present invention relates to nano sized sulfide compounds of cerium and a process for the preparation thereof. More particularly, the present invention provides novel nano sized particles of cerium sulfide as well as a novel process for the preparation of nano s... | 07/24/2007 |
| 7241822 | Dye composition for dyeing powder coatings The invention relates to a powdery dye composition consisting essentially of C.I. Pigment Red 170 (C.I. No. 12475) and barium sulfate, wherein the barium sulfate is added before or during the production process of the C.I. Pigment Red 170. The inventive addition of ... | 07/10/2007 |
| 7220305 | Particulate metal oxide A particulate metal oxide having the mean length of the primary particles in the range from 50 to 90 nm, the mean width of the primary particles in the range from 5 to 20 nm, and the median volume particle diameter of the secondary particles is less than 45 nm. The ... | 05/22/2007 |
| 7101614 | Fire-proof material The fire-protection material for constructions made of concrete and prestressed concrete, especially for tunnels, in the form of prefabricated plates or sprayed-on and cured coatings is prepared from hydraulically curing compositions containing aluminous cement, opt... | 09/05/2006 |
| 7041265 | Alkaline earth metal-basic silicate particle Alkaline earth metal basic silicate particles having a silicate of an alkaline earth metal on the surfaces of the alkaline earth metal hydroxide particles, and having an SiO2/MO (M is an alkaline earth metal) molar ratio as a whole in a range of from 0.01... | 05/09/2006 |
| 7018464 | Body pigment and process for preparing the same A body pigment with a good skin feel for cosmetics is provided which has an appropriate crumbling property and combines slipping property and adhesiveness without compromising oil absorption. The body pigment is comprised of a metal-containing compound and has a str... | 03/28/2006 |
| 7015167 | Raw material with a high content of aluminum oxide, and method of manufacturing the raw material A raw material with a high content of aluminum oxide has the following composition, in weight-percent, based on dry weight: | 03/21/2006 |
| 7001582 | Micronized barium sulfate Micronized barium sulfate (BaSO4) and methods for the production and use thereof. The micronized barium sulfate of the invention is particularly suitable for use as an additive or filler for adhesives, colorants, rubber articles and/or cosmetics. ... | 02/21/2006 |
| 6994746 | Preparation of satin white The present invention relates to a process for preparing satin white, wherein aluminum sulfate and calcium hydroxide are brought together batchwise in a planetary kneader mixer and react to form satin white. The satin white obtained by the present process has a supe... | 02/07/2006 |
| 6979706 | Liquid raw material for producing formed polyurethane or aromatic polyamide, and use of hydrotalcite compound particles therefor A dispersion comprising hydrotalcite compound particles having (1) an average secondary particle diameter of 0.1 to 3 μm as measured by a laser beam diffraction scattering method, (2) a specific surface area of 0.... | 12/27/2005 |
| 6966998 | Security printing A method of providing covert security features for documents such as vouchers, packaged goods and banknotes in which the document is provided with a dopant. The dopant consisting of a material which can be identified by examination of its response to visible wavelen... | 11/22/2005 |
| 6958091 | Surface-treated pigments Inorganic pigments treated with at least one amide of a fatty acid and an aliphatic amine possess improved processibility and dispersibility in thermoplastic materials, and impart improved properties to thermoplastic compositions containing said surface-treated pigm... | 10/25/2005 |
| 6946028 | Surface-treated pigments Inorganic pigments treated with one or more of the α,α-dialkyl substituted linear or branched carboxylic acids and the salts thereof possess improved processibility and dispersibility in thermoplastic materials, and impart improved properties to thermoplastic comp... | 09/20/2005 |
| 6921432 | Stable mixtures containing extender pigments A number of stable mixtures are disclosed containing specific combinations and levels of extender pigments and thickeners. These stable mixtures may be employed, inter alia, as a mixture in a method of making paints using prepaints or as a conventional component in ... | 07/26/2005 |
| 6892814 | Cement compositions containing coarse barite, process for making same and methods of cementing in a subterranean formation Cement comprising barite, a process for preparing such cement, and methods of cementing in a subterranean formation or well bore using such cement are provided. The cement is prepared by introducing coarse barite to the cement, the course barite comprising particles... | 05/17/2005 |
| 6872444 | Enhancement of color on surfaces Coating compositions, methods and articles of manufacture comprising a nanoparticle system employing same to impart surface modifying benefits for all types of soft surfaces, and in some cases, hard surfaces, are disclosed. In some embodiments, dispersement of nanop... | 03/29/2005 |
| 6866711 | Composite pigment composition containing silica A composite pigment is provided with the composite pigment including a dense inorganic material and silica. The pigment composition is characterized by a CTAB surface area of greater than about 20 m2/g; a BET surface area of greater than about 15 m2 | 03/15/2005 |
| 6849112 | Inorganic particles as a dental material and a method of producing the same Amorphous inorganic particles as a dental material includes silica and inorganic oxide(s) other than silica and has high x-ray impermeability. The inorganic particles as a dental material includes silica with the content in the range from 70 to 98 weight % and oxide... | 02/01/2005 |
| 6793720 | Solid marking composition as writing means, a writing instrument, an optically variable marking layer and use of a plurality of optically variable pigments A solid marking composition comprises a solid matrix containing at least one type of optically variable interference pigment flakes. The solid marking composition provides a document or article with a copy and counterfeit protection feature, and is preferably used i... | 09/21/2004 |
| 6773550 | Method for coating webs The present invention relates to a method for coating of a fibrous web. According to the method a coating color with pigments is applied to the surface of the web and dried in order to form a coated web. The invention comprises using a coating color which contains p... | 08/10/2004 |
| 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 |
| 6755907 | Gypsum composition with styrene butadiene latex additive Gypsum wallboard made lighter and less dense, without sacrificing strength, by adding to the gypsum slurry used in making the board a styrene butadiene polymer latex substantially stable against divalent ions in which the styrene butadiene polymer latex substantiall... | 06/29/2004 |
| 6730156 | Clustered particle dental fillers A filler comprising a substantially amorphous cluster comprising non-heavy metal oxide particles and heavy metal oxide. The filler can be mixed into a hardenable resin to provide radiopaque dental materials having desirable strength and aesthetic character. ... | 05/04/2004 |
| 6719837 | Pearlescent pigments The present invention relates to pearlescent pigments based on substrates coated with one or more layers of nitrides or oxynitrides to a method for the production of such pigments and their use in plastics, paints, coatings, powder coatings, inks, printing inks, gla... | 04/13/2004 |
| 6692615 | Method of making a slurry An organic substrate is manufactured from recycled waste paper, cotton fiber and cotton gin waste, and gypsum. The recycled waste products are combined to form a slurry mixture for processing by conventional paper making machinery into a substrate that ma... | 02/17/2004 |
| 6682663 | Pigment with day-light fluorescence A pigment, especially a yellow to red emitting luminescent material, with a host lattice of the nitridosilicate type Mx Siy Nz :Eu, wherein M is at least one of an alkaline earth metal chosen from the group Ca, Sr, Ba and ... | 01/27/2004 |
| 6680121 | Bismuth-containing laser markable compositions and methods of making and using same The present invention relates to additive, pigment or colorant materials which may be used for laser marking. The materials comprise oxides of bismuth and at least one additional metal. Preferred laser-markable bismuth-containing oxide compounds are of th... | 01/20/2004 |
| 6676742 | Mixture that can be added to decorative aqueous-phase paint products A physical and chemical mixture of aggregative material, chemical products, mineral fillers and/or special pigments in dispersion, with metallic effect, designed to be added to aqueous-phase paint products having a monochromatic-flocculate or multichromat... | 01/13/2004 |
| 6641858 | Phosphor layer for radiation image conversion panel A method of preparing a phosphor layer coating solution of a radiation image conversion panel is provided, in which, at least a phosphor, a binder, a cross-linking agent which cross-links the binder by being heated, and a solvent are constituent component... | 11/04/2003 |
| 6630022 | Mechanical activation of granitic powders A mechanically activated pozzolan prepared from granitic quarry fines. Quarry fines are milled by a high-energy milling process to convert the essentially inert raw granitic fines into a chemically reactive state. When added to a portland cement mortar mi... | 10/07/2003 |
| 6610136 | Pigments for ink jet paper Aggregated mineral pigments (such as kaolin clay pigments) having a high surface area and useful in coating and filling compositions for ink jet printing media are manufactured by dry grinding an unground mineral composition starting material and then opt... | 08/26/2003 |
| 6596061 | Inorganic anti-corrosive pigments and method for the production thereof Inorganic anti-corrosive pigments consist of surface-coated solids having a grain size of 0.1 to 75 μm. In order to improve the resistance of the paints and coatings containing such pigments, firstly Mn3 (PO4)2 and second... | 07/22/2003 |
| 6596074 | Cementitious product with phosphorescense The present invention pertains to the use of phosphorescent pigments in cementious materials and allied applications, specifically in use for tile mortars and grouts, pool plasters, wall plasters, cementious roofing materials, cementious surface coatings,... | 07/22/2003 |
| 6579410 | Pigment materials and their preparation and use A new composite material which is useful as a pigment in paper making or paper coating is produced by precipitating a white insoluble pigment compound, eg calcium carbonate, in an aqueous suspension containing a mixture of fine particulate material eg tit... | 06/17/2003 |
