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1. 发明申请

WO2009041727A1 WATER ABSORBING AGENT AND PRODUCTION METHOD THEREOF 审中-公开
标题翻译：吸水剂及其生产方法
公开(公告)号：WO2009041727A1
公开(公告)日：2009-04-02
申请号：PCT/JP2008/067990
申请日：2008-09-26
申请人： NIPPON SHOKUBAI Co., Ltd. , ADACHI, Yoshifumi , TORII, Kazushi , WATANABE, Yusuke , KOBAYASHI, Taishi , KITAYAMA, Toshimasa , SUZUKI, Seiichi , YONEDA, Atsuro
发明人： ADACHI, Yoshifumi , TORII, Kazushi , WATANABE, Yusuke , KOBAYASHI, Taishi , KITAYAMA, Toshimasa , SUZUKI, Seiichi , YONEDA, Atsuro
IPC分类号： B01J20/26 , C08F8/00 , C08G73/04 , C08L101/12
CPC分类号： C08F8/32 , B01J20/262 , B01J20/267 , C08F220/06 , C08F222/1006 , C08G73/02 , C08K5/09 , C08L33/02 , C08L79/02
摘要： The present invention provides a water absorbing agent, including: water absorbent resin particles; and a modified cationic polymer compound containing a primary amino group and/or a secondary amino group, the modified cationic polymer compound being obtained by reacting, with a modifying agent, a cationic polymer compound containing the primary amino group and/or the secondary amino group, and the modifying agent containing two or more carbon atoms continuously linked, and one reactive group which reacts with the primary amino group and/or the secondary amino group. The present invention further provides a method for producing a water absorbing agent including water absorbent resin particles, the method including the step (i) of mixing the water absorbent resin particles with a modified cationic polymer compound.
摘要翻译：本发明提供一种吸水剂，包括：吸水性树脂颗粒; 和含有伯氨基和/或仲氨基的改性阳离子聚合物化合物，所述改性阳离子聚合物化合物通过使改性剂与含有伯氨基和/或仲氨基的阳离子聚合物化合物和包含连续连接的两个或更多个碳原子的改性剂，以及与伯氨基和/或仲氨基反应的一个反应性基团。本发明还提供一种吸水性树脂粒子的吸水剂的制造方法，其特征在于，包括将吸水性树脂粒子与改性阳离子性高分子化合物混合的工序（i）。

2. 发明申请

WO2009041731A1 WATER ABSORBING AGENT AND PRODUCTION METHOD THEREOF 审中-公开
标题翻译：吸水剂及其生产方法
公开(公告)号：WO2009041731A1
公开(公告)日：2009-04-02
申请号：PCT/JP2008/067999
申请日：2008-09-26
申请人： NIPPON SHOKUBAI Co., Ltd. , TORII, Kazushi , KOBAYASHI, Taishi , ADACHI, Yoshifumi , WATANABE, Yusuke , KITAYAMA, Toshimasa
发明人： TORII, Kazushi , KOBAYASHI, Taishi , ADACHI, Yoshifumi , WATANABE, Yusuke , KITAYAMA, Toshimasa
IPC分类号： B01J20/26 , C08K3/24 , C08K5/09 , C08K13/02 , C08L101/14 , A61F13/49 , A61F13/53 , A61L15/60
CPC分类号： A61L15/60 , B01J20/26 , B01J20/267 , C08K5/09
摘要： The present invention provides a water absorbing agent, and a method for producing the water absorbing agent. The water absorbing agent includes water absorbent resin particles, an organic acid and/or salt thereof having carbon number of 10 or more and not more than 30 in its molecule, and a water-soluble polyvalent cation. The method includes the step (i) of mixing the water absorbent resin particles, the organic acid and/or salt thereof having carbon number of 10 or more and not more than 30 in its molecule, and the water-soluble polyvalent cation with one another.
摘要翻译：本发明提供一种吸水剂及其制造方法。吸水剂包括分子中碳数为10以上且30以下的吸水性树脂粒子，有机酸和/或其盐和水溶性多价阳离子。该方法包括在其分子中混合吸水性树脂颗粒，碳数为10以上至30以下的有机酸和/或其盐和水溶性多价阳离子的步骤（i）。

3. 发明申请

WO2007072969A1 WATER-ABSORBENT RESIN COMPOSITION, METHOD OF MANUFACTURING THE SAME, AND ABSORBENT ARTICLE 审中-公开
标题翻译：吸水树脂组合物，其制造方法和吸收性物品
公开(公告)号：WO2007072969A1
公开(公告)日：2007-06-28
申请号：PCT/JP2006/325691
申请日：2006-12-19
申请人： NIPPON SHOKUBAI Co., Ltd. , NAKAMURA, Masatoshi , MIYAKE, Koji , IWAMURA, Taku , WATANABE, Yusuke
发明人： NAKAMURA, Masatoshi , MIYAKE, Koji , IWAMURA, Taku , WATANABE, Yusuke
IPC分类号： C08L101/08 , A61F13/15 , A61F13/49 , A61F13/53 , C08L33/02
CPC分类号： C08L101/14 , C08L33/02 , C08L2312/00
摘要： A water-absorbent resin composition is provided which shows only small reduction in liquid permeability and limited coloring over time or in relation to another factor. The water-absorbent resin composition (particulate absorbent agent) of the present invention contains: a polycarboxylate-based water-absorbent resin as a primary component, the resin having a crosslinked structure formed by polymerization of an acid group-containing unsaturated monomer; and multivalent metal cations (preferably, on surfaces of particles (i.e., the water-absorbent resin composition)) wherein: the multivalent metal cations other than Fe cations account for 0.001 to 1 mass% of the water-absorbent resin; and the ratio of the Fe cations to the multivalent metal cations other than the Fe cations is less than or equal to 5.00 mass%.
摘要翻译：提供了一种吸水性树脂组合物，其显示出随着时间或与另一个因素相关的液体渗透性和有限着色的微小降低。本发明的吸水性树脂组合物（颗粒状吸收剂）含有：作为主要成分的聚羧酸酯系吸水性树脂，具有通过含酸基的不饱和单体的聚合形成的交联结构的树脂; 和多价金属阳离子（优选在颗粒表面（即吸水性树脂组合物）），其中：Fe阳离子以外的多价金属阳离子占吸水性树脂的0.001〜1质量％ Fe阳离子与Fe阳离子以外的多价金属阳离子的比例小于或等于5.00质量％。

4. 发明公开

EP3085439A1 POLYACRYLIC ACID (SALT) WATER ABSORBENT, AND METHOD FOR PRODUCING SAME 有权
标题翻译：聚丙烯酸（盐）水吸收剂及其制造方法
公开(公告)号：EP3085439A1
公开(公告)日：2016-10-26
申请号：EP14872466.9
申请日：2014-12-19
申请人： Nippon Shokubai Co., Ltd.
发明人： OMORI, Kohei , TORII, Kazushi , TANAKA, Nobuya , WATANABE, Yusuke
IPC分类号： B01J20/26 , B01J20/30 , C08F8/00 , C08J3/24 , A61F13/49 , A61F13/53
CPC分类号： A61L15/26 , A61L15/60 , B01J20/18 , B01J20/261 , B01J20/267 , B01J20/3085 , B01J2220/46 , B01J2220/68 , C08J3/24 , C08J2333/02
摘要： Provided is a water-absorbing agent which is less likely to cause gel blocking and is suitable for a sanitary product and an absorbent article each being thin and containing a large amount of a water-absorbing agent, and which, while maintaining or hardly losing the other physical properties (a fluid retention capacity and a bulk specific gravity) of the water-absorbing agent, simultaneously achieves a high water absorbing speed (e.g., FSR), a high fluid retention capacity under load, high liquid permeability, and salt tolerance. The water-absorbing agent is a polyacrylic acid (salt)-based water-absorbing agent whose surface and its vicinity are crosslinked by an organic surface crosslinking agent, characterized by satisfying the following (A) - (D): (A) Free Swell Rate (FSR) of at least 0.28 g/g/s, or Absorption Time (Vortex) of 42 seconds or less; (B) Absorption Against Pressure (AAP) of at least 20 g/g; (C) Salt Tolerance Index represented by "Salt Tolerance Index = (CRCdw) / (CRCs)" where CRCdw is a centrifuge retention capacity (unit; g/g) for deionized water (dw), and CRCs is a centrifuge retention capacity (unit; g/g) for a 0.9 weight% saline, satisfying "Salt Tolerance Index ≤ 0.49 × CRCs - 7.47"; and (D) Bulk Specific Gravity of 0.55 to 0.70 g/cm 3 .
摘要翻译：本发明提供一种吸水剂，其不易引起凝胶堵塞，并且适用于各种薄且含有大量吸水剂的卫生产品和吸收性物品，并且其在维持或几乎不损失吸水剂的其他物理性质（液体保持能力和体积比重）同时实现高的吸水速度（例如FSR），在负载下的高流体保持能力，高液体渗透性和耐盐性。（A） - （D）：（A）自由膨胀的吸水剂是表面及其附近通过有机表面交联剂交联的聚丙烯酸（盐）类吸水剂，其特征在于：速率（FSR）至少为0.28g / g / s，或吸收时间（涡旋）为42秒或更少; （B）对压力的吸收（AAP）至少为20g / g; （C）由“耐盐指数=（CRCdw）/（CRCs）”表示的耐盐指数，其中CRCdw是去离子水的离心保留容量（单位; g / g）（dw），而CRC是离心保留容量单位; g / g）为0.9重量％盐水，满足“耐盐指数≤0.49×CRC = 7.47”; 和（D）0.55至0.70g / cm 3的体积比重。

5. 发明公开

EP2190572A1 WATER ABSORBING AGENT AND PRODUCTION METHOD THEREOF 有权
标题翻译：吸水剂及其生产方法
公开(公告)号：EP2190572A1
公开(公告)日：2010-06-02
申请号：EP08833368.7
申请日：2008-09-26
申请人： Nippon Shokubai Co., Ltd.
发明人： TORII, Kazushi , KOBAYASHI, Taishi , ADACHI, Yoshifumi , WATANABE, Yusuke , KITAYAMA, Toshimasa
IPC分类号： B01J20/26 , C08K3/24 , C08K5/09 , C08K13/02 , C08L101/14 , A61F13/49 , A61F13/53 , A61L15/60
CPC分类号： A61L15/60 , B01J20/26 , B01J20/267 , C08K5/09
摘要： The present invention provides a water absorbing agent, and a method for producing the water absorbing agent. The water absorbing agent includes water absorbent resin particles, an organic acid and/or salt thereof having carbon number of 10 or more and not more than 30 in its molecule, and a water-soluble polyvalent cation. The method includes the step (i) of mixing the water absorbent resin particles, the organic acid and/or salt thereof having carbon number of 10 or more and not more than 30 in its molecule, and the water-soluble polyvalent cation with one another.
摘要翻译：本发明提供一种吸水剂，以及该吸水剂的制造方法。吸水剂包括吸水树脂颗粒，其分子中碳数为10以上且不超过30的有机酸和/或其盐和水溶性多价阳离子。该方法包括将吸水性树脂颗粒，其分子中碳数为10以上且不超过30的有机酸和/或其盐与水溶性多价阳离子彼此混合的步骤（i）。

6. 发明授权

EP2896645B1 METHOD FOR MANUFACTURING POLYACRYLIC ACID (POLYACRYLATE)-BASED WATER-ABSORBENT AGENT, AND WATER-ABSORBENT AGENT 有权
公开(公告)号：EP2896645B1
公开(公告)日：2019-12-11
申请号：EP13837534.0
申请日：2013-08-20
申请人： Nippon Shokubai Co., Ltd.
发明人： KIMURA, Kazuki , WATANABE, Yusuke , MACHIDA, Sayaka , FUJIMOTO, Taku , KADONAGA, Kenji
IPC分类号： C08J3/24 , B01J20/26 , B01J20/30 , C08F220/06 , A61L15/60 , A61L15/24

7. 发明授权

EP2192978B1 WATER ABSORBING AGENT AND PRODUCTION METHOD THEREOF 有权
标题翻译：高吸水性及其制造方法
公开(公告)号：EP2192978B1
公开(公告)日：2015-02-25
申请号：EP08833801.7
申请日：2008-09-26
申请人： Nippon Shokubai Co., Ltd.
发明人： ADACHI, Yoshifumi , TORII, Kazushi , WATANABE, Yusuke , KOBAYASHI, Taishi , KITAYAMA, Toshimasa , SUZUKI, Seiichi , YONEDA, Atsuro
IPC分类号： B01J20/26 , C08F8/00 , C08G73/04 , C08L101/12
CPC分类号： C08F8/32 , B01J20/262 , B01J20/267 , C08F220/06 , C08F222/1006 , C08G73/02 , C08K5/09 , C08L33/02 , C08L79/02

8. 发明公开

EP2669318A1 MANUFACTURING METHOD FOR POLYACRYLIC ACID (SALT) -BASED WATER-ABSORBENT RESIN POWDER 有权
标题翻译：聚丙烯酸（盐）基吸水树脂粉的制造方法
公开(公告)号：EP2669318A1
公开(公告)日：2013-12-04
申请号：EP12738970.8
申请日：2012-01-30
申请人： Nippon Shokubai Co., Ltd.
发明人： NOGI, Kozo , NAKAMURA, Masatoshi , SHIBATA, Koji , HONDA, Koji , WATANABE, Yusuke , MATSUMOTO, Satoshi , NAKATSURU, Reiko , ISHIZAKI, Kunihiko , KIMURA, Kazuki , MACHIDA, Sayaka
IPC分类号： C08J3/24 , C08F20/06 , C08J3/12 , C08L33/02
CPC分类号： C08F20/06 , C08F220/06 , C08J3/12 , C08J3/24 , C08J3/245 , C08J2333/02 , C09D133/04 , C08F2222/1013
摘要： From a view point of reduction in an out of spec product after surface crosslinking, particularly, when an alkylene carbonate compound is used as a surface crosslinking agent, influence by an air temperature is great, and it is necessary to reduce ethylene glycol which is produced as a byproduct, and there is provided a process for producing a polyacrylic acid (salt)-based water absorbent resin powder, comprising
a step of polymerizing an aqueous acrylic acid (salt)-based monomer solution,
a step of drying the resulting polymer,
an optional grinding·classifying step, and
a surface crosslinking step,
wherein in the surface crosslinking step,
(1) a surface crosslinking agent containing an alkylene carbonate compound and a polyhydric alcohol compound is mixed into a water absorbent resin powder, the mixture is heat-reacted and, further, simultaneously with, or separately from the mixing, an ion reactive surface crosslinking agent is mixed, and/or
(2) mixing treatment of mixing a surface crosslinking agent solution into a water absorbent resin powder containing at least one or more kinds of ion reactive surface crosslinking agents is performed two or more times.
摘要翻译：从表面交联后的规格以外的产品减少的观点考虑，特别是使用碳酸亚烷基酯化合物作为表面交联剂时，空气温度的影响大，需要减少生成的乙二醇作为副产物，提供了一种生产聚丙烯酸（盐）基吸水树脂粉末的方法，该方法包括聚合丙烯酸（盐）水基单体水溶液的步骤，干燥所得聚合物的步骤，任选的研磨分级步骤和表面交联步骤，其中在表面交联步骤中，（1）将包含亚烷基碳酸酯化合物和多元醇化合物的表面交联剂混入吸水树脂粉末中，混合物加热与混合物同时或分开混合离子反应性表面交联剂，和/或（2）混合表面的混合处理交联剂溶液加入含有至少一种或多种离子反应性表面交联剂的吸水树脂粉末中两次或多次。

9. 发明公开

EP2127741A1 WATER ABSORBENT AND PROCESS FOR PRODUCING THE SAME 有权
标题翻译：吸水剂及其制造方法
公开(公告)号：EP2127741A1
公开(公告)日：2009-12-02
申请号：EP08721210.6
申请日：2008-03-03
申请人： Nippon Shokubai Co., Ltd.
发明人： TORII, Kazushi , ADACHI, Yoshifumi , KOBAYASHI, Taishi , WATANABE, Yusuke , IKEUCHI, Hiroyuki , KITAYAMA, Toshimasa
IPC分类号： B01J20/26 , A61F13/49 , A61F13/53 , A61L15/60 , C08L101/10
CPC分类号： A61L15/60 , A61F13/53 , A61F2013/530481 , B01J20/267 , C08J3/245 , C08J2300/14 , C08L101/14
摘要： To provide a water absorbing agent which is excellent in balance between absorbency and liquid permeability against pressure and is excellent in flowability at the time of moisture absorption. The water absorbing agent comprises water absorbent resin particles and an organic surface additive, wherein: the organic surface additive having (i) a reactive group for a functional group of a surface of each water absorbent resin particle and (ii) a hydrophobic group exists on the surface of the water absorbent resin particle, and the hydrophobic group has a hydrocarbon group whose carbon number is 8 or more, and a ratio of an oxyalkylene group in a molecular mass of the organic surface additive is 0 or more and 25 mass% or less.
摘要翻译：提供一种吸水性和液体对压力的渗透性之间的平衡优异并且吸湿时的流动性优异的吸水剂。所述吸水剂包含吸水树脂颗粒和有机表面添加剂，其中：所述有机表面添加剂具有（i）每个吸水树脂颗粒的表面的官能团的反应性基团和（ii）疏水基团，吸水性树脂颗粒的表面和疏水性基团具有碳数为8以上的烃基，且有机表面添加剂的分子量中氧化烯基的比例为0以上且25质量％以下或减。

10. 发明授权

EP2669319B1 MANUFACTURING METHOD FOR POLYACRYLIC ACID (SALT)-BASED WATER-ABSORBENT RESIN POWDER 有权
公开(公告)号：EP2669319B1
公开(公告)日：2020-01-15
申请号：EP12739428.6
申请日：2012-01-30
申请人： Nippon Shokubai Co., Ltd.
发明人： NOGI, Kozo , NAKAMURA, Masatoshi , SHIBATA, Koji , HONDA, Koji , WATANABE, Yusuke , MATSUMOTO, Satoshi , NAKATSURU, Reiko , ISHIZAKI, Kunihiko
IPC分类号： C08J3/24

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