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| Number | Title | Issue Date |
| 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 |
| 6835320 | Zinc-modified composite polybasic salt, process for producing the same, and use A composite metal polybasic salt containing a trivalent metal, zinc metal and a divalent metal as metal components and having a novel crystal structure, and a method of preparing the same. The invention further deals with a composite metal polybasic salt which has a... | 12/28/2004 |
| 6780913 | Zinc borate, and production method and use thereof A zinc borate having a particular crystallite size and containing very little sodium components and a method of preparing the same. The zinc borate has a particular chemical composition, has a crystallite size of not smaller than 40 nm as found from diffraction peak... | 08/24/2004 |
| 6706249 | Composite polybasic salt, process for producing the same, and use A composite metal polybasic salt containing a trivalent metal and magnesium as metal components and having a novel crystal structure, and a method of preparing the same. The invention further deals with a composite metal polybasic salt which has anion-exchanging pro... | 03/16/2004 |
| 6683117 | Oiliness agent and water-in-oil emulsion containing same An oiliness agent comprising a carboxylate of a composite metal hydroxide having a chemical composition represented by the following general formula (1), wherein, M2 indicates a divalent metal, M3 indicates a trivalent metal, A indic... | 01/27/2004 |
| 6602816 | Activated clay particles having similar shapes, method for production thereof and use thereof Activated regular-shaped clay particles forming macropores therein, preserving fine structure of the dioctahedral smectite clay minerals, and having particle diameters controlled to lie within a range in which they exhibit excellent filtering property. Th... | 08/05/2003 |
| 6342193 | Amorphous silica particles having a double structure, process for producing the same and use The present invention provides the amorphous silica particles having a double structure of a core of the dense amorphous silica and a shell of the bulky amorphous silica, having a volume-based median diameter of from 1 to 5 μm and containing not more tha... | 01/29/2002 |
| 6159277 | Amorphous silica particles having a double structure, process for producing the same and use The present invention provides the amorphous silica particles having a double structure of a core of the dense amorphous silica and a shell of the bulky amorphous silica, having a volume-based median diameter of from 1 to 5 μm and containing not more tha... | 12/12/2000 |
| 6120595 | Method of producing activated clay for treating aromatic hydrocarbons The present invention provides an activated clay for refining aromatic hydrocarbons such as BTX (benzene, toluene, xylene), etc., satisfying the requirements of both excellent life and excellent side-reaction-preventing property. The activated clay for tr... | 09/19/2000 |
| 5997836 | Alkali aluminum complex hydroxide carbonate salt, and a process for producing said salt and its uses According to this invention, an amorphous or pseudo-boehmite-type hydrated alumina gel and an alkali metal carbonate or bicarbonate as starting materials are reacted in an aqueous medium to give a method of producing a process for producing an alkali alum... | 12/07/1999 |
| 5989510 | Method of producing granular amorphous silica A method of directly precipitating a spherical amorphous silica in a high yield by adding a carboxymethyl cellulose (CMC) as a coagulation growing agent in a step of neutralizing the alkali silicate with an acid. The CMC having a particular etherification... | 11/23/1999 |
| 5961943 | Regularly-shaped aluminosilicate and its use A regularly-shaped aluminosilicate useful as a blending agent for resins and coating materials, featuring low hygroscopic property, excellent pigment property, being capable of being easily dispersed in resins, and making it easy to carry out the blending... | 10/05/1999 |
| 5891235 | Additive for resins, process for its preparation and olefin resin composition using this additive An additive for resins, a process for preparing amorphous definite particles used as an inorganic additive, and an olefin resin composition blended with the additive, and an agricultural film blended with the additive and a lithium-aluminum composite hydr... | 04/06/1999 |
| 5648413 | Stabilizer for chlorine-containing polymers, process for the preparation thereof and chlorine-containing polymer composition A stabilizer for chlorine-containing polymers and a process for its preparation. The stabilizer comprises a fat or oil-saponified product composite silicate in the form of hydrophobic particles of a composition containing: siliceous compound particles com... | 07/15/1997 |
| 5622743 | Stabilizing agent for beer A stabilizing agent for beer comprising a particular amorphous silica exhibiting a large negative zeta-potential in the pH region of the beer. The amorphous silica is of the xerogel type and has a specific surface area of from 100 to 600 m2 /g,... | 04/22/1997 |
| 5478877 | Antistatic agent for polyacetal resins An antistatic agent imparting excellent antistatic property to the polyacetal resins and the polyacetal resins using this antistatic agent. The antistatic agent for polyacetal resins is obtained by including polyalkylene polyols or metal salt-dissolved po... | 12/26/1995 |
| 5453260 | Amorphous silica or silica-alumina spherical particles and process for preparation thereof Disclosed are amorphous silica or silica-alumina spherical particles composed of X-ray diffractometrically substantially amorphous silica or silica-alumina, wherein individual particles have a definite spherical shape and a notched surface, the circularit... | 09/26/1995 |
| 5424351 | Antistatic agent for polyacetal resins An antistatic agent imparting excellent antistatic property to the polyacetal resins and the polyacetal resins using this antistatic agent. The antistatic agent for polyacetal resins is obtained by including polyalkylene polyols or metal salt-dissolved po... | 06/13/1995 |
| 5419883 | Lithium aluminum complex hydroxide salt and process for preparation thereof An lithium aluminum complex hydroxide salt (LAHS) and a process for preparation thereof is provided. The LAHS is represented by the formula; (Al2 Li(OH)6)n X, mH2 O wherein X is an inorganic or organic anion, n is a value... | 05/30/1995 |
| 5418043 | Amorphous silica filler The amorphous silica has a large apparent specific gravity despite of its BET specific surface area of 200 to 500 m2 /g, has an oil absorption amount of as small as 50 to 120 ml/100 g, has an agglomeration degree (D1/D0=DA) defined by the ratio... | 05/23/1995 |
| 5387564 | Molding and calcining of zeolite powder A plastic or moldable composition of zeolite is obtained by adding 0.1-20 parts by weight of a ଲ-1.3-glucan, 1:1 layer-type clay mineral and 2:1 layer-type clay mineral together with an adequate amount of water to 100 parts by weight of zeolite powd... | 02/07/1995 |
| 5384191 | Amorphous silica filler The amorphous silica has a large apparent specific gravity despite of its BET specific surface area of 200 to 500 m2 /g, has an oil-absorption amount of as small as 50 to 120 ml/100 g, has an agglomeration degree (D1/D0=DA) defined by the ratio... | 01/24/1995 |
| 5366718 | Process for producing columbite-type niobate and process for producing perovskite-type compound therefrom A process for producing a columbite-type niobate and a process for producing a niobium-containing lead-type perovskite compound using the columbite-type niobate. A precursor slurry of a columbite compound composed of a fresh niobium hydroxide, a metal ace... | 11/22/1994 |
| 5360859 | Lithium aluminum complex hydroxide salt stabilizer for resins A stabilizer for resin, which is composed of a lithium aluminum complex hydroxide salt represented by the following formula [Al2 Li(OH)6 ]n X.mH2 O (1) wherein X is an inorganic or organic anion, n is a val... | 11/01/1994 |
| 5356567 | Lithium aluminum complex hydroxide salt stabilizer for resins A stabilizer for resin, which is composed of a lithium aluminum complex hydroxide salt represented by the following formula Al2 Li(OH)6)n X.mH2 O . . . (1) wherein X is an inorganic or organic anion, n is a valence number... | 10/18/1994 |
| 5298234 | Alumina-silica resin additive Disclosed is an alumina-silica resin additive consisting of amorphous alumina-silica particles in which a definite cubic or spherical shape is retained in primary particles and the particle sizes of both the primary particles and the secondary particles a... | 03/29/1994 |
| 5266397 | Amorphous silica-type filler The amorphous silica has a large apparent specific gravity despite of its BET specific surface area of 20 to 500 m2 /g, has an oil absorption amount of as small as 50 to 120 ml/100 g, has an agglomeration degree (D1/D0=DA) defined by the ratio ... | 11/30/1993 |
| 5236683 | Amorphous silica spherical particles Disclosed are amorphous silica or silica-alumina spherical particles composed of X-ray diffractometrically substantially amorphous silica or silica-alumina, wherein individual particles have a definite spherical shape and a notched surface, the circularit... | 08/17/1993 |
| 5143708 | Tetracosahedral siliceous particles and process for preparation thereof Active analcime having a chemical composition comprising 60 to 95% by weight of SiO2, 0.3 to 20% by weight of Al2 O3 and 0.02 to 11% by weight of Na2 O based on the three components, an X-ray diffraction pattern... | 09/01/1992 |
| 5139760 | Amorphous silica-alumina spherical particles and process for preparation thereof Disclosed are amorphous silica-alumina spherical particles having a notched surface. The particles have a small specific surface area and a highly controlled hygroscopic property. The spherical particles are obtained by exchanging at least a part of an al... | 08/18/1992 |
| 5133899 | Stabilizer composition for chlorine-containing polymers and process for preparation thereof Disclosed to a stabilizer composition for a chlorine-containing polymer, which comprises a zeolite type stabilizer; calcium hydroxide or magnesium hydroxide, a metal soap type stabilizer and perchloric acid as indispensable components. The stabilizer comp... | 07/28/1992 |
| 5077248 | Synthetic stevensite and process for preparation thereof Synthetic stevensite composed of stevensite-type sodium magnesium phylosilicate of which metallic components consist essentially of magnesium, sodium and silicon. The synthetic stevensite is characterized by having an X-ray diffraction peak at a spacing o... | 12/31/1991 |
| 5049365 | Process for treating air containing hydrocarbon vapor with a composite adsorbent material Disclosed is a composite adsorbent consisting of a molded body of a homogeneous mixture comprising powdery active carbon and hydrous alumina of the pseudoboehmite type. This composite adsorbent has high mechanical strength and abrasion resistance. This co... | 09/17/1991 |
| 5013603 | Ink jet recording paper with amorphous silica filler Disclosed is a filler for ink jet recording paper, said filler being composed of amorphous silica having a median diameter, measured by the coulter counter method, of 2 to 15 μm, an oil absorption of at least 180 ml/100 g, a refractive index, measured by... | 05/07/1991 |
| 5013709 | Pressure-sensitive recording paper and color developer therefor Disclosed is a color developer for a pressure-sensitive recording paper, which comprises an acid-treated smectite clay mineral having a specific chemical composition, an X-ray diffraction pattern peculiar to dioctahedral smectite, a specific solid NMR spe... | 05/07/1991 |
| 4968523 | Process for preparation of shellfish extract concentrate, and shellfish extract concentrate A shellfish extract concentrate is prepared by subjecting an extract of a shellfish (exclusive of oyster) having a solid concentration not higher than 30% by weight to an adsorption purification treatment with an adsorbent composed mainly of a water-insol... | 11/06/1990 |
| 4963519 | Composite adsorbent Disclosed is a composite adsorbent consisting of a molded body of homogeneous mixture comprising powdery active carbon and hydrous alumina of the pseudoboehmite type. This composite adsorbent has high mechanical strength and abrasion resistance. This comp... | 10/16/1990 |
| 4915923 | Filler for ink jet recording paper Disclosed is a filler for ink jet recording paper, said filler being composed of amorphous silica having a median diameter, measured by the coulter counter method, of 2 to 15 μm, an oil absorption of at least 180 ml/100 g, a refractive index, measured by... | 04/10/1990 |
| 4892591 | Filler for ink jet recording paper Disclosed is a filler for ink jet recording paper, said filler being composed of amorphous silica particles having a median diameter, measured by the coulter counter method, of 2 to 15 μm, an oil absorption of at least 180 ml/100 g, a refractive index, m... | 01/09/1990 |
| 4830843 | Synthetic lamellar magnesium phyllosilicate and process for preparation thereof A synthetic lamellar magnesium phyllosilicate has as the main component a composition represented by the following formula: wherein n is a number of up to 5, and has X-ray diffraction peaks at spacings of 4.5-4.6 Å, 2.5-2.6 Å and 1.5-1.6 Å, wherein the ... | 05/16/1989 |
