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1. 发明申请

WO2007120561A2 AN ABSORBENT MEMBER COMPRISING A MODIFIED WATER ABSORBENT RESIN 审中-公开
标题翻译：包含改性吸水树脂的吸收构件
公开(公告)号：WO2007120561A2
公开(公告)日：2007-10-25
申请号：PCT/US2007/008475
申请日：2007-04-04
申请人： THE PROCTER & GAMBLE COMPANY , MATSUMOTO, Makoto , MITSUKAMI, Yoshiro , IWAMURA, Taku
发明人： MATSUMOTO, Makoto , MITSUKAMI, Yoshiro , IWAMURA, Taku
IPC分类号： C08J3/28
CPC分类号： C08J3/28 , A61L15/60 , C08J2300/14 , C08J2333/02 , Y10T428/31855 , C08L33/02
摘要： This invention is to provide an absorbent member and a method for making such an absorbent member. The absorbent member comprises modified water absorbent having good production efficiency, good absorbency against pressure, good absorption speed, gel strength, good liquid permeability, and the like. The modified water absorbent resin is made by a method, which comprises (i) a mixing step comprising mixing a water absorbent resin, water, and a water-soluble radical polymerization initiator without addition of an ethylenically unsaturated monomer, to obtain a water absorbent resin composition, and (ii) an irradiating step comprising irradiating said water absorbent resin composition obtained in the mixing step with active energy rays, wherein the surface water content of said water absorbent resin in said water absorbent resin composition at least at any point of time in the irradiating step (ii) is controlled to a level of not lower than 3.0% by weight based on 100% by weight of the water absorbent resin. Preferably, the amount of water mixed in said step (i) exceeds 20 parts by weight and is not more than 100 parts by weight based on 100 parts by weight of the water absorbent resin.
摘要翻译：本发明提供一种吸收体及其制造方法。吸收体包括具有良好生产效率，对压力良好的吸收性，良好的吸收速度，凝胶强度，良好的液体渗透性等的改性吸水剂。改性吸水性树脂通过以下方法制备：（i）混合步骤，包括混合吸水性树脂，水和水溶性自由基聚合引发剂，而不加入烯属不饱和单体，得到吸水性树脂组合物，和（ii）照射步骤，包括用活性能量射线照射在混合步骤中获得的吸水性树脂组合物，其中吸水性树脂组合物中的吸水性树脂的表面水含量至少在任何时间点基于100重量％的吸水性树脂，将照射步骤（ii）控制在不低于3.0重量％的水平。优选地，基于100重量份的吸水性树脂，所述步骤（i）中混合的水的量超过20重量份且不超过100重量份。

2. 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％。

3. 发明申请

WO2005027986A1 WATER ABSORBENT AND PRODUCING METHOD OF SAME 审中-公开
标题翻译：吸水及其生产方法
公开(公告)号：WO2005027986A1
公开(公告)日：2005-03-31
申请号：PCT/JP2004/014015
申请日：2004-09-17
申请人： NIPPON SHOKUBAI CO., LTD. , TORII, Kazushi , SHIBATA, Hirofumi , IWAMURA, Taku , IRIE, Yoshio , DAIROKU, Yorimichi , MITSUKAMI, Yoshiro , MACHIDA, Sayaka
发明人： TORII, Kazushi , SHIBATA, Hirofumi , IWAMURA, Taku , IRIE, Yoshio , DAIROKU, Yorimichi , MITSUKAMI, Yoshiro , MACHIDA, Sayaka
IPC分类号： A61L15/60
CPC分类号： C08J3/245 , A61L15/60 , B01J20/261 , B01J2220/68 , C08F20/06 , C08J2333/00
摘要： An object of the present invention is to provide a water absorbent having excellent gel properties and showing excellent properties when used in a water-absorbing material of a sanitary/hygienic material such as paper diaper. Moreover, another object of the present invention is to provide a water absorbent which is safe and excellent in liquid permeability, and in which an amount of liquid permeability improver for improving the liquid permeability is reduced. The water absorbent is made from a water-absorbing resin prepared by a specific polymerization method and having a high degree of cross-linking, a high liquid holding property and a high gel strength (its swelling pressure of gel layer of is 35 kdyne/cm2 or more). This water absorbent is further processed to have a particular particle size distribution (95wt% or more of its particles are less than 850ƒÊm but not less than 106ƒÊm, and logarithmic standard deviation (ƒĐƒÄ) is in a range of 0.25 to 0.45) and then surface cross-linked. After that, a liquid permeability improver is added therein.
摘要翻译：本发明的目的是提供一种具有优异凝胶性能的吸水剂，并且当用于诸如纸尿布的卫生/卫生材料的吸水材料时显示出优异的性能。此外，本发明的另一个目的是提供一种安全且透液性优异的吸水剂，其中用于提高液体渗透性的液体渗透性改进剂的量减少。吸水剂由具有高交联度，高液体保持性和高凝胶强度（凝胶层的溶胀压力为35kDyne / cm2）的特定聚合方法制成的吸水性树脂或者更多）。该吸水剂被进一步处理以具有特定的粒度分布（其颗粒的95重量％或更多小于850微米但不小于106微米，对数标准偏差（fDfÄ）在0.25至0.45的范围内），然后表面交联。之后，加入液体渗透性改进剂。

4. 发明申请

WO2004069915A2 WALTER-ABSORBING AGENT 审中-公开
标题翻译： WALTER吸收剂
公开(公告)号：WO2004069915A2
公开(公告)日：2004-08-19
申请号：PCT/JP2004/001007
申请日：2004-02-02
申请人： NIPPON SHOKUBAI CO., LTD. , TORII, Kazushi , MITSUKAMI, Yoshiro , IMURA, Motohiro , IWAMURA, Taku
发明人： TORII, Kazushi , MITSUKAMI, Yoshiro , IMURA, Motohiro , IWAMURA, Taku
IPC分类号： C08L
CPC分类号： C08J3/245 , A61L15/60 , Y10T428/2982
摘要： There is disclosed a water-absorbing agent which combines both performances of the capillary suction force and the liquid permeability. This water-absorbing agent is a particulate water-absorbing agent comprising water-absorbent resin particles (α) and a liquid-permeability-enhancing agent (β), wherein the water-absorbent resin particles (α) are surface-crosslink-treated particles of a crosslinked polymer of a monomer including acrylic acid and/or its salt; with the water-absorbing agent being characterized in that the particulate water-absorbing agent has: a mass-average particle diameter (D50) in the range of 234 to 394 gm, a logarithmic standard deviation (σζ) of a particle diameter distribution in the range of 0.25 to 0.45, an absorption capacity without load (CRC) of not less than 15 g/g, and a water-extractable component content of not higher than 15 mass %; and further a liquid-permeability-enhancing agent (β) content in the range of 0.01 to 5 mass parts per 100 mass parts of the water-absorbent resin particles (α).
摘要翻译：公开了一种吸水剂，其结合了毛细管抽吸力和液体渗透性的两种性能。该吸水剂是含有吸水性树脂颗粒（α）和透液性增强剂（β）的颗粒状吸水剂，其中吸水性树脂颗粒（α）是表面交联处理颗粒的包含丙烯酸和/或其盐的单体的交联聚合物; 吸水剂的特征在于，颗粒状吸水剂的质量平均粒径（D50）在234〜394gm的范围内，粒径分布的对数标准偏差（sigmazeta）在范围为0.25〜0.45，无负载吸收容量（CRC）为15g / g以上，水可提取成分含量为15质量％以下; 并且每100质量份吸水性树脂颗粒（α）还含有0.01至5质量份范围内的透液性增强剂（β）含量。

5. 发明申请

WO2007120561A3 AN ABSORBENT MEMBER COMPRISING A MODIFIED WATER ABSORBENT RESIN 审中-公开
标题翻译：包含改性吸水树脂的吸收构件
公开(公告)号：WO2007120561A3
公开(公告)日：2008-01-03
申请号：PCT/US2007008475
申请日：2007-04-04
申请人： PROCTER & GAMBLE , MATSUMOTO MAKOTO , MITSUKAMI YOSHIRO , IWAMURA TAKU
发明人： MATSUMOTO MAKOTO , MITSUKAMI YOSHIRO , IWAMURA TAKU
IPC分类号： C08J3/28
CPC分类号： C08J3/28 , A61L15/60 , C08J2300/14 , C08J2333/02 , Y10T428/31855 , C08L33/02
摘要： This invention is to provide an absorbent member and a method for making such an absorbent member. The absorbent member comprises modified water absorbent having good production efficiency, good absorbency against pressure, good absorption speed, gel strength, good liquid permeability, and the like. The modified water absorbent resin is made by a method, which comprises (i) a mixing step comprising mixing a water absorbent resin, water, and a water-soluble radical polymerization initiator without addition of an ethylenically unsaturated monomer, to obtain a water absorbent resin composition, and (ii) an irradiating step comprising irradiating said water absorbent resin composition obtained in the mixing step with active energy rays, wherein the surface water content of said water absorbent resin in said water absorbent resin composition at least at any point of time in the irradiating step (ii) is controlled to a level of not lower than 3.0% by weight based on 100% by weight of the water absorbent resin. Preferably, the amount of water mixed in said step (i) exceeds 20 parts by weight and is not more than 100 parts by weight based on 100 parts by weight of the water absorbent resin.
摘要翻译：本发明提供一种吸收体及其制造方法。吸收体包括具有良好生产效率，对压力良好的吸收性，良好的吸收速度，凝胶强度，良好的液体渗透性等的改性吸水剂。改性吸水性树脂通过以下方法制备：（i）混合步骤，包括混合吸水性树脂，水和水溶性自由基聚合引发剂，而不加入烯属不饱和单体，得到吸水性树脂组合物，和（ii）照射步骤，包括用活性能量射线照射在混合步骤中获得的吸水性树脂组合物，其中吸水性树脂组合物中的吸水性树脂的表面水含量至少在任何时间点基于100重量％的吸水性树脂，将照射步骤（ii）控制在不低于3.0重量％的水平。优选地，基于100重量份的吸水性树脂，所述步骤（i）中混合的水的量超过20重量份且不超过100重量份。

6. 发明申请

WO2009048157A1 SURFACE TREATMENT METHOD FOR WATER-ABSORBENT RESIN 审中-公开
标题翻译：吸水树脂的表面处理方法
公开(公告)号：WO2009048157A1
公开(公告)日：2009-04-16
申请号：PCT/JP2008/068688
申请日：2008-10-08
申请人： NIPPON SHOKUBAI CO., LTD. , MITSUKAMI, Yoshiro , IWAMURA, Taku
发明人： MITSUKAMI, Yoshiro , IWAMURA, Taku
IPC分类号： C08J3/24 , C08J3/12
CPC分类号： C08J3/245 , C08J2300/14
摘要： Provided is a method that is capable of producing a surface treated water-absorbent resin excellent in water-absorbing characteristics (in particular, absorption capacity against pressure or fluid permeability), at low temperature and in a short period of time, at low cost and by a safe method. In a surface treatment method for a water-absorbent resin having a surface cross-linking step for subjecting a water-absorbent resin to surface cross-linking in the presence of a radical polymerization initiator and water, is provided. In the surface cross-linking step, activated energy beam having a wavelength of equal to or shorter than ultraviolet ray is not irradiated to a reaction system of surface cross-linking, and the surface cross-linking step is carried out so that water content of the water-absorbent resin after the surface cross-linking step is larger than that before the surface cross-linking step.
摘要翻译：提供一种能够以低成本制造在低温和短时间内具有优异的吸水特性（特别是压力或流体渗透性的吸收能力）的表面处理吸水性树脂的方法，以及通过安全的方法。在具有用于在自由基聚合引发剂和水的存在下对吸水性树脂进行表面交联的表面交联步骤的吸水性树脂的表面处理方法。在表面交联工序中，波长等于或小于紫外线的活化能量束不照射到表面交联反应体系，进行表面交联步骤，使得表面交联工序后的吸水性树脂大于表面交联工序前的吸水性树脂。

7. 发明申请

WO2006062258A2 METHOD FOR PRODUCTION OF MODIFIED WATER ABSORBENT RESIN 审中-公开
标题翻译：生产改性吸水树脂的方法
公开(公告)号：WO2006062258A2
公开(公告)日：2006-06-15
申请号：PCT/JP2005023103
申请日：2005-12-09
申请人： NIPPON CATALYTIC CHEM IND , MATSUMOTO MAKOTO , MITSUKAMI YOSHIRO , IKEUCHI HIROYUKI , TORII KAZUSHI , IWAMURA TAKU , FLOHR ANDREAS , LINDNER TORSTEN
发明人： MATSUMOTO MAKOTO , MITSUKAMI YOSHIRO , IKEUCHI HIROYUKI , TORII KAZUSHI , IWAMURA TAKU , FLOHR ANDREAS , LINDNER TORSTEN
IPC分类号： C08F8/00 , A61L15/60 , C08F6/00 , C08F8/44 , C08F226/06 , C08J3/24 , C08J3/28 , C08J7/12 , C08K3/30 , C08K5/14 , C08K5/23 , C08L33/02 , C08L101/14
CPC分类号： C08L33/02 , C08F8/44 , C08J3/28 , C08J2300/14 , C08J2333/02 , C08F20/06 , C08L2666/04
摘要： This invention is to provide a method for producing a modified water absorbent resin excelling in water absorbing properties. This invention relates to a method for producing a modified water absorbent resin, which comprises a) mixing a water absorbent resin and a water-soluble radical polymerization initiator or a heat-degradable radical polymerization initiator without addition of an ethylenically unsaturated monomer and b) irradiating the resultant mixture with active energy rays. The method is particularly capable of exalting the absorbency against pressure and the saline flow conductivity.
摘要翻译：本发明提供一种制造吸水性优异的改性吸水性树脂的方法。本发明涉及一种改性吸水性树脂的制造方法，该方法包括：a）在不加入烯属不饱和单体的情况下，将吸水性树脂与水溶性自由基聚合引发剂或热降解自由基聚合引发剂混合，b）照射所得的具有活性能量射线的混合物。该方法特别能够提高抗压力和盐水流动导电性的吸收性。

8. 发明申请

WO2005097025A1 DIAPER WITH IMPROVED BODY FIT 审中-公开
标题翻译：尿布具有改进的身体适合度
公开(公告)号：WO2005097025A1
公开(公告)日：2005-10-20
申请号：PCT/US2005/011079
申请日：2005-03-31
申请人： THE PROCTER & GAMBLE COMPANY , BERUDA, Holger , NAKAGAWA, Yasue , SCHMIDT, Mattias , IKEUCHI, Hiroyuki , TORII, Kazushi , SAKAMOTO, Shigeru , IWAMURA, Taku
发明人： BERUDA, Holger , NAKAGAWA, Yasue , SCHMIDT, Mattias , IKEUCHI, Hiroyuki , TORII, Kazushi , SAKAMOTO, Shigeru , IWAMURA, Taku
IPC分类号： A61F13/15
CPC分类号： A61F13/5376 , A61F13/15658 , A61F13/534 , A61F2013/15373 , A61F2013/15422 , A61F2013/530708 , A61L15/60
摘要： An absorbent article that has a thin, conformable absorbent core where the core has at least two layers, both of which are substantially free of cellulosic fibers is described. The first layer is intended to provide storage for the majority of acquired fluids and has an AAP of at least about 20 g/g and the second layer, which provides temporary capacity for the bulk of the acquired fluid and permanent storage for at least a portion thereof, comprises a second absorbent polymer material which has a Wet Permeability of at least about 400 X 10 -7 (cm 3 seconds) / g a ratio of Wet Permeability to SFC of at least about 1.5 : 1 with respect to the first absorbent polymer material.
摘要翻译：描述了一种具有薄的，适形的吸收芯的吸收制品，其中芯具有至少两层，两者都基本上不含纤维素纤维。第一层旨在为大部分获得的流体提供存储并且具有至少约20g / g的AAP，第二层为大部分获取的流体提供暂时容量并且为至少一部分提供永久存储其包含第二吸收性聚合物材料，其具有至少约400×10 -7（cm 3秒）/ ga比率的湿渗透率与SFC的湿渗透率之比相对于第一吸收性聚合物材料至少约1.5:1。

9. 发明申请

WO2004113452A1 WATER ABSORBENT RESIN COMPOSTION AND PRODUCTION METHOD THEREOF 审中-公开
标题翻译：吸水树脂组合物及其制备方法
公开(公告)号：WO2004113452A1
公开(公告)日：2004-12-29
申请号：PCT/JP2004/009242
申请日：2004-06-23
申请人： NIPPON SHOKUBAI Co.,Ltd. , ADACHI, Yoshifumi , KITANO, Takahiro , FUJINO, Shinichi , WADA, Katsuyuki , TORII, Kazushi , IWAMURA, Taku , MACHIDA, Sayaka
发明人： ADACHI, Yoshifumi , KITANO, Takahiro , FUJINO, Shinichi , WADA, Katsuyuki , TORII, Kazushi , IWAMURA, Taku , MACHIDA, Sayaka
IPC分类号： C08L101/14
CPC分类号： A61L15/60 , A61F2013/530686 , A61F2013/530744
摘要： The production method of a water absorbent resin composition including a particulate water absorbent resin, wherein: 95 wt % or more of particles whose particle diameter is less than 850 µm and not less, than 106 µm are contained, and a weight average particle diameter of the particles is less than 500 µm and not less than 300 µ m and a logarith mic standard deviation (σξ) of a particle size distribution is 0.45 or less, and a water-soluble component of the water absorbent composition is 35 wt % or less, and a multivalent metal component is contained, and an extraction rate of the multivalent metal component is 5.0 wt % or more and less than 100 wt %, thereby providing the water absorbent resin composition, free from any coagulation of particles in high humidity, which has superiror absorbent property in terms of an absorbency and a diffusing absorbency under pressure.
摘要翻译：包含颗粒状吸水性树脂的吸水性树脂组合物的制造方法，其中，含有95重量％以上的粒径小于850μm且不小于106μm的颗粒，重均粒径为颗粒小于500μm且不小于300μm，并且粒度分布的对数麦克风标准偏差（sigmaxi）为0.45以下，吸水性组合物的水溶性成分为35重量％以下，并且含有多价金属成分，多价金属成分的提取率为5.0重量％以上且小于100重量％，从而提供在高湿度下不会发生任何凝结的吸水性树脂组合物，其中，在吸收性和压力下的扩散吸收性方面具有超吸收性。

10. 发明申请

WO2007032565A1 METHOD FOR PRODUCTION OF WATER ABSORBING AGENT 审中-公开
标题翻译：生产吸水剂的方法
公开(公告)号：WO2007032565A1
公开(公告)日：2007-03-22
申请号：PCT/JP2006/318805
申请日：2006-09-15
申请人： NIPPON SHOKUBAI CO., LTD. , IWAMURA, Taku , MITSUKAMI, Yoshiro
发明人： IWAMURA, Taku , MITSUKAMI, Yoshiro
IPC分类号： B01J20/30 , A61F13/49 , A61F13/53 , B01J20/26 , C08J3/12 , C08J3/28
CPC分类号： C08J3/28 , B01J20/26 , B01J20/264 , B01J20/30 , B01J20/3217 , B01J20/3272 , B01J20/3278 , B01J2220/68 , C08J2300/14 , C08J2333/02
摘要： The present invention provides a method for producing a water absorbing agent which excels in water absorption properties. In detail, the present invention provides a method for the production of a water absorbing agent, comprising a) a step of mixing a water absorbing resin, water, and a mixing aid without adding a water-soluble radical polymerization initiator and an ethylenically unsaturated monomer and b) a step of irradiating the resultant mixture with ultraviolet rays while keeping the mixture with flowed state.
摘要翻译：本发明提供一种吸水性优异的吸水剂的制造方法。详细地说，本发明提供一种吸水剂的制造方法，其特征在于，包括：a）在不添加水溶性自由基聚合引发剂和烯键式不饱和单体的情况下，混合吸水性树脂，水和混合助剂的工序以及b）在保持混合物具有流动状态的同时用紫外线照射所得混合物的步骤。

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