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. 发明申请

WO1997012926A1 PROCESS FOR PREPARING POLYHYDROXY CARBOXYLIC ACID 审中-公开
标题翻译：制备聚羟基羧酸的方法
公开(公告)号：WO1997012926A1
公开(公告)日：1997-04-10
申请号：PCT/JP1996002874
申请日：1996-10-03
申请人： KYOWA HAKKO KOGYO CO., LTD. , YANAGISAWA, Norio , MURAYAMA, Toshikazu , TSUZAKI, Nobuko , YOKOMORI, Yorozu
发明人： KYOWA HAKKO KOGYO CO., LTD.
IPC分类号： C08G63/08
CPC分类号： C08G63/823
摘要： A process for preparing a polyhydroxy carboxylic acid having a weight-average molecular weight of 50,000 or above and excellent properties as a biodegradable plastic, wherein a lactide compound is subjected to ring-opening polymerization in the presence of an inorganic solid acid catalyst containing silica and/or a light metal.
摘要翻译：一种制备重均分子量为50,000以上且具有优异的生物降解性塑料性能的多羟基羧酸的方法，其中丙交酯化合物在含有二氧化硅的无机固体酸催化剂存在下进行开环聚合， /或轻金属。

2. 发明申请

WO1994007599A1 COMPOSITION FOR SHEETS OF HIGH WATER ABSORPTION 审中-公开
标题翻译：高吸水性纸的组合物
公开(公告)号：WO1994007599A1
公开(公告)日：1994-04-14
申请号：PCT/JP1993001263
申请日：1993-09-07
申请人： KYOWA HAKKO KOGYO CO., LTD. , INABA, Yukio , YOKOMORI, Yorozu , KONDO, Ryuzaburo
发明人： KYOWA HAKKO KOGYO CO., LTD.
IPC分类号： B01J20/26
CPC分类号： A61F13/53 , A61F2013/8408 , A61F2013/842 , A61L9/01 , D04H1/42
摘要： The present invention relates to a composition for sheets of a high water absorption, which consists of a polymer of a high water absorption, fiber and alkylene oxide polymer. The composition consisting of a polymer of a high water absorption, fiber and alkylene oxide polymer according to the present invention is characterized in that the polymer of a high water absorption and the fiber are bonded together by the alkylene oxide polymer, and this composition is in a porous sponge-like form. The present invention also relates to a composition for sheets of a high water absorption which is obtained by adding a filter aid to the above composition. The present invention further relates to a human waste treating agent consisting of such a composition. According to the present invention, a composition for sheets of a high water absorption, having a high water absorption rate per unit area and superior initial high-speed water absorption and capable of being cut to various shapes easily, and human waste treating agent consisting of such a composition can be provided.
摘要翻译：本发明涉及高吸水性片材的组合物，其由高吸水性聚合物，纤维和环氧烷聚合物组成。由本发明的高吸水性纤维和烯化氧聚合物的聚合物组成的组合物的特征在于，高吸水性聚合物和纤维通过环氧烷聚合物结合在一起，该组合物为多孔海绵状的形式。本发明还涉及通过向上述组合物中添加助滤剂而获得的吸水性高的组合物。本发明还涉及由这种组合物组成的人类废物处理剂。根据本发明，一种吸水性高的组合物，每单位面积吸水率高，初始高速吸水性优异，能够容易地切割成各种形状的人造废物处理剂，由可以提供这样的组合物。

3. 发明申请

WO1997008220A1 PROCESS FOR PRODUCING POLYHYDROXY CARBOXYLIC ACID 审中-公开
标题翻译：生产聚羟基羧酸的方法
公开(公告)号：WO1997008220A1
公开(公告)日：1997-03-06
申请号：PCT/JP1996002326
申请日：1996-08-20
申请人： KYOWA HAKKO KOGYO CO., LTD. , YANAGISAWA, Norio , MURAYAMA, Toshikazu , TSUZAKI, Nobuko , YOKOMORI, Yorozu
发明人： KYOWA HAKKO KOGYO CO., LTD.
IPC分类号： C08G63/83
CPC分类号： C08G63/82 , C08G63/06 , C08G63/83
摘要： A process for producing a polyhydroxy carboxylic acid which has excellent properties as a biodegradable plastic and a weight-average molecular weight of at least 50,000, comprising polycondensing a hydroxy carboxylic acid or its oligomer in the presence of an inorganic solid acid catalyst and an alkali metal or an alkaline earth metal.
摘要翻译：一种生产可生物降解塑料具有优异性能，至少50,000重均分子量的多羟基羧酸的方法，包括在无机固体酸催化剂和碱金属存在下使羟基羧酸或其低聚物缩聚或碱土金属。

4. 发明申请

WO1997031049A1 PROCESS FOR THE PREPARATION OF POLYHYDROXYCARBOXYLIC ACID 审中-公开
标题翻译：制备聚羟基羧酸的方法
公开(公告)号：WO1997031049A1
公开(公告)日：1997-08-28
申请号：PCT/JP1997000441
申请日：1997-02-19
申请人： KYOWA HAKKO KOGYO CO., LTD. , YANAGISAWA, Norio , NEZU, Tetsuya , HOTTA, Koji , MURAYAMA, Toshikazu , TSUZAKI, Nobuko , KODAMA, Sai , MARUYAMA, Hiroshige , YOKOMORI, Yorozu
发明人： KYOWA HAKKO KOGYO CO., LTD.
IPC分类号： C08G63/06
CPC分类号： C08G63/08 , C08G63/06 , C08G63/823
摘要： A process for the preparation of a polyhydroxycarboxylic acid having a weight-average molecular weight of 50,000 or above and excellent properties as biodegradable plastic, which comprises conducting the polycondensation of a hydroxycarboxylic acid or an oligomer thereof in the presence of an inorganic solid acid catalyst and a lactide.
摘要翻译：一种制备重均分子量为50,000以上的聚羟基羧酸的方法和作为生物可降解塑料的优异性能，其包括在无机固体酸催化剂存在下进行羟基羧酸或其低聚物的缩聚，以及丙交酯

5. 发明申请

WO1995028432A1 PROCESS FOR PRODUCING POLY(HYDROXY CARBOXYLIC ACID) 审中-公开
标题翻译：生产聚（羟基羧酸）的方法
公开(公告)号：WO1995028432A1
公开(公告)日：1995-10-26
申请号：PCT/JP1995000721
申请日：1995-04-13
申请人： KYOWA HAKKO KOGYO CO., LTD. , YANAGISAWA, Norio , MURAYAMA, Toshikazu , YOKOMORI, Yorozu , KIMURA, Yoshiharu
发明人： KYOWA HAKKO KOGYO CO., LTD.
IPC分类号： C08G63/06
CPC分类号： C08G63/84 , C08G63/06
摘要： A process for producing a poly(hydroxy carboxylic acid), particularly one having a weight-average molecular weight of 50,000 or above, which is used as a biodegradable plastic for food-wrapping film, beverage bottle, drug delivery system, etc.
摘要翻译：用于食品包装膜，饮料瓶，药物递送系统等的生物降解性塑料的聚（羟基羧酸）的制造方法，特别优选重均分子量为50,000以上的聚羟基羧酸。

6. 发明专利

CA2105793A1 PROCESS FOR PRODUCING COMPOSITIONS FOR RUMINANTS 未知
公开(公告)号：CA2105793A1
公开(公告)日：1994-03-12
申请号：CA2105793
申请日：1993-09-09
申请人： YOKOMORI YOROZU , MURAYAMA TOSHIKAZU , MASADA TOMOAKI , OHTA MOTOHIRO , AZUMA MASAKI , YUMIBA YOSHIO
发明人： YOKOMORI YOROZU , MURAYAMA TOSHIKAZU , MASADA TOMOAKI , OHTA MOTOHIRO , AZUMA MASAKI , YUMIBA YOSHIO
IPC分类号： A61K9/28 , A61K9/50 , A23K1/18
摘要： Disclosed is a process for producing a composition for ruminants, which is characterized in that a nucleus containing a physiologically active substance is coated with a coating material prepared by suspending in water (i) an emulsion comprising water and at least one hydrophobic substance hardly soluble in water and (ii) a slurry containing at least one polymer soluble in water of pH 5.0 or below and insoluble in water of pH over 5.0 In the process, an aqueous suspension is used for coating instead of a meterial dissolved in an organic solvent.

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