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Class 106/470 - Calcium silicate, e.g., dicalcium silicate or silicate hydrate, tobermorite, wollastonite, etc.


Subclass of Class 106 - Compositions: coating or plastic
Definition: Subject matter wherein the composition contains calcium
No. of patents: 43
Last issue date: 06/15/2010


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NumberTitleIssue Date
7736429Composition comprising a phosphate binder and its preparation
A binder, a composition, a product and a kit, as well as a process for preparing the binder and composition, are directed to a composition useful as an inorganic phosphate binder, which binder is characterized as having calcium silicate sites which are connected the...
06/15/2010
7294604Hydrogenation and dehydrogenation processes and catalysts therefor
A process for hydrogenating unsaturations in petrochemical feedstocks, the process comprising contacting the petrochemical feedstock, including at least one component having unsaturations, and hydrogen with a catalyst comprising at least one Group Ia, Ib, IIb, VIb, ...
11/13/2007
7101614Fire-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
6962623Hardened calcium silicate having high strength
Disclosed is a cured form of calcium silicate, mainly comprising tobermorite and exhibiting a powder X-ray diffraction pattern in which the diffraction peak intensity Ib ascribed to the (220) plane of the tobermorite and the minimum diffraction intensity Ia observed...
11/08/2005
6840994Calcium silicate insulating material containing alumina silica microspheres
An asbestos free, calcium silicate insulating material suitable for use in the casting of molten non-ferrous metals, and suitable for use in applications where a fire resistant, heat insulating, electrical insulating, and corrosion resistant material is desirable. T...
01/11/2005
6692678Calcium silicate insulating material containing alumina silica microspheres
An asbestos free, calcium silicate insulating material suitable for use in the casting of molten non-ferrous metals, and suitable for use in applications where a fire resistant, heat insulating, electrical insulating, and corrosion resistant material is d...
02/17/2004
6639348CRT having an improved internal conductive coating and making the same
A color cathode ray tube includes an evacuated envelope having a generally rectangular panel portion, a narrow neck portion having a circular cross-section and a funnel portion tapering down from a panel-portion side thereof toward a neck-portion side the...
10/28/2003
6613138Manufactured granular substrate and method for producing the same
A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes one or more mineral components having a bulk density greater than about 70 pounds per cubic foot. The composition also contain...
09/02/2003
6506248Building products
A formulation for preparing a cementitious product comprising a cementitious material, a siliceous material, and a low bulk density material being substantially calcium silicate hydrate and including unreacted siliceous reactant. A method of forming a cem...
01/14/2003
6464771Cured calcium silicate object with high strength
The invention relates to a hardened calcium silicate material characterized by having Ib/Ia which is greater than 3 (wherein Ib represents the diffraction peak intensity of the tobermorite (220) plane in powdery X-ray diffractometry; and Ia represents the...
10/15/2002
6346146Building products
A formulation for preparing a cementitious product comprising a cementitious material, a siliceous material, and a low bulk density material being substantially calcium silicate hydrate and including unreacted siliceous reactant. A method of forming a cem...
02/12/2002
6231660Manufactured granular substrate and method for producing the same
A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes about 65 wt % or more of one or more mineral components having a bulk density greater than about 70 pounds per cubic foot. The...
05/15/2001
6007616Process for preparing colored mineral powders by irradiation
Disclosed is a system of natural colours consisting of thousands of coloured powders of mineral origin and of materials in or on which pigments have been applied and, afterwards, submitted to at least one thermal treatment and/or irradiation. These natura...
12/28/1999
5997625Coating pigment for ink-jet printing
A coating pigment composition comprising a hydrous clay, a caustic leached calcined clay, and a porous mineral provides a coating having excellent balance of color intensity and color definition characteristics when printed on by multicolored inks. The pi...
12/07/1999
5997626Low abrasion calcined kaolin pigments and enhanced filtration method
A method for reducing the abrasion of a silica-containing calcined kaolin pigment by the controlled leaching of silica from the pigment, preferably by the use of a caustic solution to dissolve the silica out of the calcined kaolin. In another aspect of th...
12/07/1999
5931998Process for preparing colored mineral powders by chemical treatment
Disclosed is a system of natural colors consisting of thousands of colored powders of mineral origin and of materials in or on which pigments have been applied and, afterwards, submitted to at least one thermal treatment and/or irradiation. These natural ...
08/03/1999
5908499Colored powders prepared by a combination of two thermal, chemical or irradiation processes
Disclosed is a system of natural colors consisting of thousands of colored powders of mineral origin and of materials in or on which pigments have been applied and, afterwards, submitted to at least one thermal treatment and/or irradiation. These natural ...
06/01/1999
5773503Compacted mineral filler pellet and method for making the same
The present invention relates to a compacted mineral filler pellet and a method of making the same. The present invention also relates to a method of making a polymeric compound which includes a compacted mineral filler pellet....
06/30/1998
5735939Pigment preparation for anti-corrosion coating material
A pigment preparation for anti-corrosion coating materials, comprising (i) 3-40% by weight of a monomeric or polymeric, metal-free or metal-containing chelate-forming compound, preferably a phthalocyanine, (ii) 3-40% by weight of a material in flake form, preferabl...
04/07/1998
5667580Pigment compositions
The disclosure describes pigment compositions containing an organic pigment and a transparent filler having a mean particle size less than 10 μm and a narrow particle size distribution; as well as methods of preparing the pigment compositions. The pigmen...
09/16/1997
5547502Dispersible silica particulates and reinforcement of elastomer/rubber matrices therewith
Uniquely dispersible precipitated silica particulates, e.g., beads, powders and granulates/extrudates, very well suited for the reinforcement of elastomer/rubber matrices, e.g., tires for the automotive industry, have characteristic particle sizes, BET an...
08/20/1996
5380359Cosmetics based on naturally derived melanin-coated pigments
A melanin-coated pigment obtained by coating a carrier with a readily alkali-soluble natural melanin, and a cosmetic containing the pigment are provided. The melanin-coated pigment is highly safe and has high coloring and high saturation tone, and a cosme...
01/10/1995
5348579Water resistant metal pigment-containing paste and method for making
Metal pigment particles which are treated with a phosphosilicate compound show increased stability against attack by water. The particles are especially useful in aqueous coating compositions....
09/20/1994
5160375Internal coating materials for a cathode ray tube
A coating composition for a cathode ray tube, comprising the ingredients of: silica powder which has been fused during the process of flame spraying, said silica powder having an average particle size of about 0.02 to about 15 microns, electrically conduc...
11/03/1992
4863521Spray drying monocarboxylate mixtures
An aqueous solution of the monocarboxylates of Y, Ba, and Cu is spray dried, providing a contaminant-free non-hygroscopic product which is homogeneous at the atomic level. In a preferred embodiment Y, Ba, and Cu acetates are used in a molecular ratio of 1...
09/05/1989
4842647Mould additive for continuous casting of steel
The present invention offers a mould additive for continuous casting of steel characterized by having a fully spherical shape in which average particle size is in the range of 100 to 800 μm....
06/27/1989
4479828Light colored and low density mineral filler from magnesium silicate
A light colored and asbestos free granular material of the invention is suitable for use as lightweight fillers in plastics and is derived from asbestos tailings wherein the MgO:SiO2 ratio is at least 1.0, said granular material comprising part...
10/30/1984
4422880Precipitated siliceous products
A method for producing a precipitated silicon dioxide having a new combination of physical and chemical properties is disclosed. The pigments are produced by acidulating a solution of an alkali metal silicate with an acid under controlled precipitation co...
12/27/1983
4294810Alkali calcium silicates and process for preparation thereof
Disclosed is an alkali calcium silicate having two different X-ray diffraction patterns: (1) with diffraction peaks at spacings (d) of 11.8-12.2 A, 6 A and 3 A or (2) with diffraction peaks at spacings (d) of 13.0-13.4 A, 6.7 A and 3.1 A. This silicate is...
10/13/1981
4287115Filler mixtures and thermoset resins containing same
Filler mixtures containing an amorphous-pyrogenic or fumed silica and a micro or short fiber filler material such as calcium silicate are useful in preparing trowelable thermosettable resin compositions. They are particularly suitable for use in epoxy res...
09/01/1981
4277457Alkali calcium silicates and process for preparation thereof
Disclosed is an alkali calcium silicate having two different X-ray diffraction patterns (1) with diffraction peaks at spacings (d) of 11.8-12.2 A, 6 A and 3 A or (2) with diffraction peaks at spacings (d) of 13.0-13.4 A, 6.7 A and 3.1 A. This silicate is ...
07/07/1981
4226636Production of calcium silicate having high specific bulk volume and calcium silicate-gypsum composite
A process for producing calcium silicate of the rational formula 2CaO.3SiO2.nSiO.sub.2.mH.sub.2 O wherein m is a number of more than 0, and n is a number of 0.1 to 10 from a silicate compound and a calcium compound, which comprises contacting a...
10/07/1980
4157920Novel precipitated siliceous products and methods for their use and production
A method for producing a precipitated silicon dioxide having a new combination of physical and chemical properties is disclosed. The pigments are produced by acidulating a solution of an alkali metal silicate with an acid under controlled precipitation co...
06/12/1979
4118227Process for producing dicalcium silicate power
An improved process for producing γ-dicalcium silicate powder which is fine and has a uniform particle size. The γ-dicalcium silicate power has a great ability to capture hydrogen halides and low hygroscopcity, and is useful as a stabilizer for halogen-...
10/03/1978
4095990Dry flexible glue compositions and method of making same
Disclosed are flexible glue compositions in dry form wherein the liquid plasticizers are incorporated and absorbed in a siliceous material and then mixed with conventional animal glue components. To use, the resulting mixture is heated with water. These g...
06/20/1978
4081287Manufacturing process of mineral charges, products obtained and their application
A process includes hydrating between about 10° and 100° C, one of the synthesized anhydrous calcium aluminates prepared specially or stemming from the manufacture of hydraulic binders or of anhydrous calcium silicates, groundup to an average degree of f...
03/28/1978
4060508Stabilizer composition for chlorine-containing polymers
A stabilizer composition for chlorine-containing polymers having a much reduced tendency to blow at the molding step, which comprises (A) an inorganic stabilizer having a power volume of at least 0.5 cc/g, said stabilizer (A) consisting essentially of at ...
11/29/1977
4040858Preparation of precipitated silicas having controlled refractive index
A method for producing precipitated silicas and silicates having a unique combination of physical and chemical properties is disclosed wherein the silicas are produced by acidulating alkali metal silicate solutions. The refractive index of the silicas is ...
08/09/1977
4036663Inorganic pigments and methods for producing the pigments and aqueous slurries thereof
Finely divided inorganic pigments having improved wetting characteristics and which may be rapidly dispersed in an aqueous medium, and methods for preparing same, are disclosed. The improved pigments comprise blends or mixtures of inorganic pigment partic...
07/19/1977
4000109Thermoplastic polyester compositions
Poly(tetramethylene terephthalate) compositions containing at least 2.5% by weight of the composition of a finely divided metal borate stable under the normal processing conditions for the polyester....
12/28/1976
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