专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US4622166A Process for preparation of zeolite slurry excellent in static stability and dynamic stability 失效
标题翻译：沸石浆料制备方法，静态稳定性和动态稳定性优异
公开(公告)号：US4622166A
公开(公告)日：1986-11-11
申请号：US626490
申请日：1984-07-05
申请人： Tadahisa Nakazawa , Koichi Usui , Masahide Ogawa , Kiyoshi Abe , Takashi Tokita
发明人： Tadahisa Nakazawa , Koichi Usui , Masahide Ogawa , Kiyoshi Abe , Takashi Tokita
IPC分类号： C11D3/12 , B01J13/00 , C01D7/16
CPC分类号： C11D3/1286
摘要： Disclosed is a process for the preparation of a zeolite slurry being excellent in either the static stability or the dynamic stability and having a good flowability, which comprises neutralizing an aqueous cake or slurry containing water and zeolite in such a state that both are substantially inseparable from each other by filtration, with an inorganic or organic acid or an acid anydride or acidic salt thereof so that the pH value of the zeolite slurry at the time of completion of addition of said acid, acid anhydride or acidic salt is in the range of from 9.5 to 12 and the pH value of the zeolite slurry in the stationary state after addition of said acid, acid anhydride or acidic salt is in the range of from 11.3 to 12.7, adding a water-soluble or water-dispersible organic polymeric dispersant in an amount of at least 0.1% by weight based on the anhydrous zeolite to the neutralized zeolite slurry, and subjecting the resulting slurry to highly shearing stirring.
摘要翻译：公开了一种制备具有优异的静态稳定性或动态稳定性并具有良好流动性的沸石浆料的方法，该方法包括在两者基本上不可分离的状态下中和含水和沸石的含水饼或浆料通过过滤，与无机或有机酸或其酸酐或酸性盐进行过滤，使得在完成所述酸，酸酐或酸性盐的加入时沸石浆料的pH值在 9.5至12，并且在加入所述酸，酸酐或酸性盐之后处于固定状态的沸石浆料的pH值在11.3至12.7的范围内，在水溶性或水分散性有机聚合物分散剂中加入至少0.1重量％，基于无水沸石至中和的沸石浆料，并将所得浆料进行高剪切搅拌。

2. 发明授权

US5236683A Amorphous silica spherical particles 失效
标题翻译：无定形二氧化硅球形颗粒
公开(公告)号：US5236683A
公开(公告)日：1993-08-17
申请号：US956421
申请日：1992-10-02
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
IPC分类号： A61K8/25 , A61K8/26 , A61Q1/02 , C01B33/187 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/40 , C10M171/00
CPC分类号： C01B33/187 , A61K8/25 , A61K8/26 , A61Q1/02 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/405 , C10M171/001 , A61K2800/43 , C01P2002/02 , C01P2002/72 , C01P2002/82 , C01P2004/03 , C01P2004/32 , C01P2004/50 , C01P2004/51 , C01P2004/52 , C01P2004/61 , C01P2004/62 , C01P2004/82 , C01P2006/10 , C01P2006/11 , C01P2006/12 , C01P2006/19 , C01P2006/60 , C01P2006/80 , C01P2006/82 , C01P2006/90
摘要： 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 circularity (A) represented by the following formula: ##EQU1## wherein r1 stands for the radius of the circumcircle of the profile of the particle in an electron microscope photo thereof and r2 stands for the radius of the inscribed circle of the profile of the particle in the electron microscope photo, is in the range of from 0.90 to 1, the notching degree (B) represented by the following formula: ##EQU2## wherein .DELTA.t stands for the depth between the peak and trough in the radial direction of notches on the profile of the particle in the electron microscope photo and r1 is as defined above, is in the range of from 1 to 10%, and the primary particle size (2r1) determined by the electron microscope method is in the range of from 0.1 to 20 .mu.m.
摘要翻译：公开了由X射线衍射法基本上无定形二氧化硅或二氧化硅 - 氧化铝构成的无定形二氧化硅或二氧化硅 - 氧化铝球形颗粒，其中单个颗粒具有确定的球形和缺口表面，由下式表示的圆形度（A）：（1）其中r1表示电子显微镜照片中颗粒轮廓的外接半径，r2表示电子显微镜照片中颗粒的轮廓的内切圆的半径，在范围为0.90〜1，由下式表示的切口度（B）：＆lt; IMAGE＆gt;（2）其中，DELTA t表示颗粒轮廓上的凹口的径向方向上的峰和谷之间的深度电子显微镜照片和r1如上所定义，在1〜10％的范围内，通过电子显微镜法测定的一次粒径（2r1）为0.1〜 20亩。

3. 发明授权

US5453260A Amorphous silica or silica-alumina spherical particles and process for preparation thereof 失效
标题翻译：无定形二氧化硅或二氧化硅 - 氧化铝球形颗粒及其制备方法
公开(公告)号：US5453260A
公开(公告)日：1995-09-26
申请号：US014777
申请日：1993-02-08
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
IPC分类号： A61K8/25 , A61K8/26 , A61Q1/02 , C01B33/187 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/40 , C10M171/00 , C01B33/12 , B01J21/12
CPC分类号： C01B33/187 , A61K8/25 , A61K8/26 , A61Q1/02 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/405 , C10M171/001 , A61K2800/43 , C01P2002/02 , C01P2002/72 , C01P2002/82 , C01P2004/03 , C01P2004/32 , C01P2004/50 , C01P2004/51 , C01P2004/52 , C01P2004/61 , C01P2004/62 , C01P2004/82 , C01P2006/10 , C01P2006/11 , C01P2006/12 , C01P2006/19 , C01P2006/60 , C01P2006/80 , C01P2006/82 , C01P2006/90
摘要： 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 circularity (A) represented by the following formula: ##EQU1## wherein r1 stands for the radius of the circumcircle of the profile of the particle in an electron microscope photo thereof and r2 stands for the radius of the inscribed circle of the profile of the particle in the electron microscope photo, is in the range of from 0.90 to 1, the notching degree (B) represented by the formula: ##EQU2## wherein .DELTA.t stands for the depth between the peak and trough in the radial direction of notches on the profile of the particle in the electron microscope photo and r1 is as defined above, is in the range of from 1 to 10%, and the primary particle size (2r1) determined by the electron microscope method is in the range of from 0.1 to 20 .mu.m.
摘要翻译：公开了由X射线衍射法基本上无定形二氧化硅或二氧化硅 - 氧化铝组成的无定形二氧化硅或二氧化硅 - 氧化铝球形颗粒，其中单个颗粒具有确定的球形和缺口表面，由下式表示的圆形度（A）：f 电子显微镜照片中的颗粒轮廓的外接圆，r2表示电子显微镜照片中的颗粒轮廓的内切圆的半径在0.90〜1的范围内，切口度（B ）由下式表示：其中DELTA t代表电子显微镜照片中颗粒轮廓上凹口径向方向上的峰和谷之间的深度，r1如上所定义，在 1〜10％的范围和通过电子显微镜法测定的一次粒径（2r1）在0.1〜20μm的范围内。

4. 发明授权

US5236680A Preparation of amorphous silica-alumina particles by acid-treating spherical P-type zeolite particles crystallized from a sodium aluminosilicate gel 失效
标题翻译：通过酸处理由硅铝酸钠凝胶结晶的球形P型沸石颗粒制备无定形二氧化硅 - 氧化铝颗粒
公开(公告)号：US5236680A
公开(公告)日：1993-08-17
申请号：US716905
申请日：1991-06-18
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki , Takashi Tokita , Toshio Ito
IPC分类号： A61K8/25 , A61K8/26 , A61Q1/02 , C01B33/187 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/40 , C10M171/00
CPC分类号： A61K8/26 , A61K8/25 , A61Q1/02 , C01B33/187 , C01B39/28 , C08K7/18 , C09C1/30 , C09C1/405 , C10M171/001 , A61K2800/43 , C01P2002/02 , C01P2002/72 , C01P2002/82 , C01P2004/03 , C01P2004/32 , C01P2004/50 , C01P2004/51 , C01P2004/52 , C01P2004/61 , C01P2004/62 , C01P2004/82 , C01P2006/10 , C01P2006/11 , C01P2006/12 , C01P2006/19 , C01P2006/60 , C01P2006/80 , C01P2006/82 , C01P2006/90
摘要： The invention is a process for preparing amorphous silica alumina spherical particles by mixing sodium silicate or silicic acid gel with sodium aluminate and sodium hydroxide in an aqueous solution to form a gel, homogenizing the formed gel, crystallizing this intermediate product at 85.degree. C. to 200.degree. under atmospheric pressure or under hydrothermal conditions to form spherical zeolite particles with an x-ray diffraction pattern inherent to P-type zeolites and with a notched surface, treating the zeolite particles with acid to remove the sodium, thereby rendering the particles amorphous.
摘要翻译：本发明是一种通过在水溶液中将硅酸钠或硅酸凝胶与铝酸钠和氢氧化钠混合以形成凝胶来制备无定形二氧化硅氧化铝球形颗粒的方法，使形成的凝胶均质化，将该中间产物在85℃下结晶至在大气压下或在水热条件下200°以形成具有P型沸石固有的x射线衍射图案和缺口表面的球形沸石颗粒，用酸处理沸石颗粒以除去钠，从而使颗粒无定形。

5. 发明授权

US4626290A Inorganic filler and process for production thereof 失效
标题翻译：无机填料及其生产方法
公开(公告)号：US4626290A
公开(公告)日：1986-12-02
申请号：US716095
申请日：1985-03-26
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki
IPC分类号： C01B33/26 , C01B33/44 , C09C1/42 , D21H17/67 , D21H17/68 , C04B14/00
CPC分类号： D21H17/68 , C09C1/42 , C01P2002/70 , C01P2004/50 , C01P2004/51 , C01P2004/61 , C01P2006/10 , C01P2006/19 , C01P2006/60 , C01P2006/80 , C01P2006/82
摘要： An inorganic filler composed of a modified montmorillonite group clay mineral and having an X-ray diffraction pattern inherent to montmorillonite, an oil absorption of at least 100 ml/100 g and a Hunter whiteness of at least 80%. The modified clay mineral is produced by reacting a clay mineral of the montmorillonite group which 10 to 200% by weight based on the dry weight of the mineral, of an alkaline earth metal hydroxide in the presence of water, and reacting the reaction product with a salt of a metal of Group IIb, III or IV of the periodic table containing an acid radical which gives a soluble alkaline earth metal salt upon reaction. The inorganic filler is especially suitable for use in lightweight paper.
摘要翻译：由改性蒙脱石粘土矿物构成的具有蒙脱石固有的X射线衍射图的无机填料，至少100毫升/ 100g的吸油量和至少80％的亨特白度。改性粘土矿物是通过在水存在下使基于矿物的干重为10〜200重量％的蒙脱土的粘土矿物与碱土金属氢氧化物反应而制备的，并使反应产物与含有在反应时产生可溶性碱土金属盐的酸基的元素周期表IIb，III或IV族金属的盐。无机填料特别适用于轻质纸。

6. 发明授权

US5298234A Alumina-silica resin additive 失效
标题翻译：氧化铝 - 二氧化硅树脂添加剂
公开(公告)号：US5298234A
公开(公告)日：1994-03-29
申请号：US246018
申请日：1988-09-14
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiko Suzuki
IPC分类号： C08K3/34 , C08K9/02 , C01B33/34
CPC分类号： C08K9/02 , C08K3/34
摘要： 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 are controlled to very small values. This additive is excellent in dispersibility in a resin, non-blowing property, slip characteristic and anti-blocking property. A product obtained by surface-treating the amorphous alumina-silica particles with a certain amount of an organic lubricant is very valuable as a filler.
摘要翻译：公开了一种由无定形氧化铝 - 二氧化硅颗粒组成的氧化铝 - 二氧化硅树脂添加剂，其中一次颗粒中保留了一定的立方体或球形，并且将一次颗粒和二次颗粒的粒径控制在非常小的值。该添加剂在树脂中的分散性优异，不发泡性，滑动特性和防粘连性。通过用一定量的有机润滑剂对无定形氧化铝 - 二氧化硅颗粒进行表面处理而获得的产品作为填料是非常有价值的。

7. 发明授权

US5143708A Tetracosahedral siliceous particles and process for preparation thereof 失效
标题翻译：四面体硅质颗粒及其制备方法
公开(公告)号：US5143708A
公开(公告)日：1992-09-01
申请号：US175177
申请日：1988-03-30
申请人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiki Suzuki , Jun Suzuki
发明人： Tadahisa Nakazawa , Masahide Ogawa , Kiyoshi Abe , Kazuhiki Suzuki , Jun Suzuki
IPC分类号： A61K8/25 , A61Q1/02 , C01B33/187 , C01B33/26 , C01B39/02 , C08K3/34 , C09C1/30 , C10M169/04 , C10M171/00
CPC分类号： A61Q1/02 , A61K8/25 , C01B33/187 , C01B33/2869 , C01B39/026 , C08K3/34 , C10M171/001 , A61K2800/43 , C01P2002/02 , C01P2002/72 , C01P2002/82 , C01P2004/03 , C01P2004/61 , C01P2004/62 , C01P2004/82 , C01P2006/11 , C01P2006/12 , C01P2006/19 , C01P2006/60 , C01P2006/80 , C01P2006/82 , C10M2201/103 , C10M2229/02 , C10M2229/025 , C10M2229/0405 , C10M2229/0415 , C10M2229/0425 , C10M2229/0435 , C10M2229/0445 , C10M2229/0455 , C10M2229/0465 , C10M2229/0475 , C10M2229/0485 , C10M2229/05 , C10M2229/0505 , C10M2229/0515 , C10M2229/0525 , C10M2229/0535 , C10M2229/0545 , C10N2240/00 , C10N2240/22 , C10N2240/30 , C10N2240/50 , C10N2240/52 , C10N2240/54 , C10N2240/56 , C10N2240/58 , C10N2240/60 , C10N2240/66
摘要： Active analcime having a chemical composition comprising 60 to 95% by weight of SiO.sub.2, 0.3 to 20% by weight of Al.sub.2 O.sub.3 and 0.02 to 11% by weight of Na.sub.2 O based on the three components, an X-ray diffraction pattern inherent to analcime and a moisture adsorption of 5 to 30% by weight as determined under conditions of a relative humidity of 90%, an ambient temperature of 25.degree. C. and a standing time of 24 hours, wherein individual particles have a tetracosahedral or angle-rounded tetracosahedral particulate shape and the primary particle size of 0.1 to 50 .mu.m as determined according to the electron microscope method. This active analcime is obtained by acid-treating a zeolite by using an acid in an amount of 0.1 to 1.2 molar equivalents per mole of the sum of Al.sub.2 O.sub.3 and Na.sub.2 O components in the zeolite so that the crystal structure of analcime is left.Amorphous silica which is obtained by an acid treatment of a zeolite and is X-ray diffractometrically substantially amorphous, wherein individual particles have a tetracosahedral or angle-rounded tetracosahedral particulate shape and the primary particle size is 0.1 to 50 .mu.m as determined according to the electron microscope method. This amorphous silica is obtained by acid-treating a zeolite so that Al.sub.2 O.sub.3 and Na.sub.2 O components are removed in amounts sufficient to render the zeolite amorphous.
摘要翻译：具有根据三种组分包含60至95重量％的SiO 2，0.3至20重量％的Al 2 O 3和0.02至11重量％的Na 2 O的化学组成的活性分析，分析固有的X射线衍射图案和在相对湿度为90％，环境温度为25℃，停留时间为24小时的条件下测定的水分吸附为5〜30重量％，其中单个颗粒具有四面体或角圆形四面体颗粒形状一次粒径为0.1〜50μm，根据电子显微镜法测定。通过使用沸石中每摩尔Al 2 O 3和Na 2 O成分的总和为0.1〜1.2摩尔当量的酸，对沸石进行酸处理，得到沸石的结晶结构，得到该活性分析物。通过沸石的酸处理得到的无定形二氧化硅，X射线衍射法基本上是无定形的，其中单个颗粒具有四面体或角圆四面体颗粒形状，一次粒径为0.1-50μm，如根据电子显微镜法。该无定形二氧化硅通过酸处理沸石获得，使得除去足够使沸石无定形的Al 2 O 3和Na 2 O组分。

8. 发明授权

US5133899A Stabilizer composition for chlorine-containing polymers and process for preparation thereof 失效
标题翻译：含氯聚合物的稳定剂组合物及其制备方法
公开(公告)号：US5133899A
公开(公告)日：1992-07-28
申请号：US590819
申请日：1990-10-01
申请人： Tadahisa Nakazawa , Masahide Ogawa , Shoji Shoji , Seizi Wakaki , Choichi Abe
发明人： Tadahisa Nakazawa , Masahide Ogawa , Shoji Shoji , Seizi Wakaki , Choichi Abe
IPC分类号： C08K3/16 , C08K3/18 , C08K3/22 , C08K3/34 , C08K5/09 , C08K5/098 , C08K13/02 , C08L27/04
CPC分类号： C08K3/34 , C08K3/16 , C08K3/22 , C08K5/098
摘要： 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 composition is obtained by adding a metal soap type stabilizer to a mixture of a zeolite type stabilizer and calcium hydroxide or magnesium hydroxide under attrition to cover the mixture with the metal soap type stabIlizer at a high efficiency, and adding perchloric acid to the covered mixture.In the stabilizer composition of the present invention, the initial discoloration, which is a fatal defect of the conventional zeolite type stabilizer for a chlorine-containing polymer, can be prevented, and a sufficient hydrogen chloride-capturing capacity is exerted and a high heat stability is attained without occurrence of bleeding.
摘要翻译：公开了一种含氯聚合物的稳定剂组合物，其包含沸石型稳定剂; 氢氧化钙或氢氧化镁，金属皂型稳定剂和高氯酸作为不可或缺的组分。稳定剂组合物是通过在磨损下向沸石型稳定剂和氢氧化钙或氢氧化镁的混合物中加入金属皂型稳定剂，以高效率与金属皂型稳定剂覆盖混合物，并将高氯酸加入到被覆盖的混合物。在本发明的稳定剂组合物中，可以防止作为用于含氯聚合物的常规沸石型稳定剂的致命缺陷的初始变色，并且施加足够的氯化氢捕获能力和高热稳定性在没有出血的情况下达到。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式