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公开(公告)号：US20060204755A1
公开(公告)日：2006-09-14
申请号：US10544337
申请日：2004-02-02
申请人： Kazushi Torii , Yoshiro Mitsukami , Motohiro Imura , Taku Iwamura
发明人： Kazushi Torii , Yoshiro Mitsukami , Motohiro Imura , Taku Iwamura
IPC分类号： B32B5/16
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 (σξY) 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： 公开了吸水剂，其结合了毛细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（sigmaxiY）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。
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公开(公告)号：US07638570B2
公开(公告)日：2009-12-29
申请号：US10544337
申请日：2004-02-02
申请人： Kazushi Torii , Yoshiro Mitsukami , Motohiro Imura , Taku Iwamura
发明人： Kazushi Torii , Yoshiro Mitsukami , Motohiro Imura , Taku Iwamura
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： 公开了吸水剂，其结合了毛细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。
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公开(公告)号：US20070207924A1
公开(公告)日：2007-09-06
申请号：US10593706
申请日：2005-03-11
IPC分类号： B01J20/26
CPC分类号： C08J3/245
摘要： An object of the present invention is to provide an aqueous-liquid-absorbing agent which comprises water-absorbent resin particles as essential components and is suitable for uses in sanitary materials. As a means of achieving this object, an aqueous-liquid-absorbing agent according to the present invention is an aqueous-liquid-absorbing agent comprising water-absorbent resin particles as essential components, wherein the water-absorbent resin particles are obtained by a process including the step of polymerizing a water-soluble ethylenically unsaturated monomer and have a crosslinked structure in their inside; with the aqueous-liquid-absorbing agent exhibiting an absorption rate (FSR) of not less than 0.2 g/g/s, a water absorption capacity (CRC) of 5 to 25 g/g, a saline flow conductivity (SFC) of not less than 400×10−7 cm3·s/g, and a wet porosity of not less than 20%. A process according to the present invention for obtaining such an aqueous-liquid-absorbing agent is characterized by comprising the steps of: obtaining a hydrogel from an aqueous monomer solution including a water-soluble ethylenically unsaturated monomer and an internal-crosslinking agent of not less than 0.2 mol % in ratio to the monomer; and then extruding this hydrogel from a perforated structure having perforation diameters in the range of 0.3 to 6.4 mm to thereby pulverize the hydrogel.
摘要翻译： 本发明的目的是提供一种含水吸收剂，其包含作为必需成分的吸水性树脂粒子，适用于卫生材料。 作为实现该目的的手段，本发明的水性液体吸收剂是以吸水性树脂粒子为必须成分的水性液体吸收剂，其中吸水性树脂粒子是通过 包括聚合水溶性烯键式不饱和单体并在其内部具有交联结构的步骤; 吸水率（FSR）为0.2g / g / s以上，吸水容量（CRC）为5〜25g / g，盐水流动电导率（SFC）不为 小于400×10 -3 cm 3 / g，湿气孔率不小于20％。 根据本发明的用于获得这种水性液体吸收剂的方法的特征在于包括以下步骤：从包含水溶性烯键式不饱和单体和不少于少量的内部交联剂的单体水溶液获得水凝胶 与单体的比例为0.2摩尔％以上; 然后从穿孔直径在0.3至6.4mm范围内的穿孔结构体挤出该水凝胶，从而粉碎水凝胶。
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公开(公告)号：US07981833B2
公开(公告)日：2011-07-19
申请号：US10593706
申请日：2005-03-11
IPC分类号： B01J20/26
CPC分类号： C08J3/245
摘要： An object of the present invention is to provide an aqueous-liquid-absorbing agent which comprises water-absorbent resin particles as essential components and is suitable for uses in sanitary materials. As a means of achieving this object, an aqueous-liquid-absorbing agent according to the present invention is an aqueous-liquid-absorbing agent comprising water-absorbent resin particles as essential components, wherein the water-absorbent resin particles are obtained by a process including the step of polymerizing a water-soluble ethylenically unsaturated monomer and have a crosslinked structure in their inside; with the aqueous-liquid-absorbing agent exhibiting an absorption rate (FSR) of not less than 0.2 g/g/s, a water absorption capacity (CRC) of 5 to 25 g/g, a saline flow conductivity (SFC) of not less than 400×10−7 cm3·s/g, and a wet porosity of not less than 20%.
摘要翻译： 本发明的目的是提供一种含水吸收剂，其包含作为必需成分的吸水性树脂粒子，适用于卫生材料。 作为实现该目的的手段，本发明的水性液体吸收剂是以吸水性树脂粒子为必须成分的水性液体吸收剂，其中吸水性树脂粒子是通过 包括聚合水溶性烯键式不饱和单体并在其内部具有交联结构的步骤; 吸水率（FSR）为0.2g / g / s以上，吸水容量（CRC）为5〜25g / g，盐水流动电导率（SFC）不为 小于400×10-7 cm3·s / g，湿气孔率不小于20％。
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公开(公告)号：US20050222547A1
公开(公告)日：2005-10-06
申请号：US11091255
申请日：2005-03-28
申请人： Holger Beruda , Yasue Nakagawa , Mattias Schmidt , Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
发明人： Holger Beruda , Yasue Nakagawa , Mattias Schmidt , Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
CPC分类号： A61F13/15634 , A61F13/5376 , A61F2013/15422 , A61F2013/53051 , A61F2013/5307
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 400×10−7 (cm3 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： 描述了一种吸收制品，其具有薄的适形吸收芯，其中芯具有至少两层，两者都基本上不含纤维素纤维。 第一层旨在为大多数获得的流体提供储存，并具有至少约20g / g的AAP和第二层，其为大部分所获得的流体提供临时容量，并为至少一部分提供永久性储存 其具有第二吸收性聚合物材料，该第二吸收性聚合物材料至少具有至少约400×10 -7（cm 3 /秒）/湿渗透性与SFC之间的渗透率 相对于第一吸收性聚合物材料为约1.5:1。
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公开(公告)号：US08735646B2
公开(公告)日：2014-05-27
申请号：US11091255
申请日：2005-03-28
申请人： Holger Beruda , Yasue Nakagawa , Mattias Schmidt , Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
发明人： Holger Beruda , Yasue Nakagawa , Mattias Schmidt , Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
CPC分类号： A61F13/15634 , A61F13/5376 , A61F2013/15422 , A61F2013/53051 , A61F2013/5307
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 400×10−7 (cm3 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： 描述了一种吸收制品，其具有薄的适形吸收芯，其中芯具有至少两层，两者都基本上不含纤维素纤维。 第一层旨在为大多数获得的流体提供储存，并具有至少约20g / g的AAP和第二层，其为大部分所获得的流体提供临时容量，并为至少一部分提供永久性储存 其具有相对于第一吸收性聚合物材料具有至少约400×10 -7（cm 3·秒）/湿度渗透性与SFC的至少约1.5:1的湿渗透率/湿比的第二吸收性聚合物材料。
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公开(公告)号：US20090298963A1
公开(公告)日：2009-12-03
申请号：US11721285
申请日：2005-12-09
申请人： Makoto Matsumoto , Yoshiro Mitsukami , Hiroyuki Ikeuchi , Kazushi Torii , Taku Iwamura , Andreas Flohr , Torsten Lindner
发明人： Makoto Matsumoto , Yoshiro Mitsukami , Hiroyuki Ikeuchi , Kazushi Torii , Taku Iwamura , Andreas Flohr , Torsten Lindner
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。
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18.发明申请Absorbent members comprising modified water absorbent resin for use in diapers 审中-公开吸收剂构件包括用于尿布的改性吸水性树脂公开(公告)号：US20060128827A1
公开(公告)日：2006-06-15
申请号：US11297965
申请日：2005-12-08
申请人： Makoto Matsumoto , Yoshiro Mitsukami , Hiroyuki Ikeuchi , Kazushi Torii , Taku Iwamura , Andreas Flohr , Torsten Lindner
发明人： Makoto Matsumoto , Yoshiro Mitsukami , Hiroyuki Ikeuchi , Kazushi Torii , Taku Iwamura , Andreas Flohr , Torsten Lindner
IPC分类号： C08J3/28
CPC分类号： C08J3/28 , A61L15/60 , C08J2333/02
摘要： An absorbent member for use in disposable diapers, wherein the absorbent member comprises a modified water absorbent resin. The modified water absorbent resin is made according to the method 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： 一种用于一次性尿布的吸收件，其中吸收件包括改性吸水树脂。 改性吸水性树脂根据以下方法制备：a）将混合吸水性树脂和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，不加入烯属不饱和单体，b）照射所得混合物 具有活跃的能量射线。 该方法特别能够提高抗压力和盐水流动导电性的吸收性。
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公开(公告)号：US07879923B2
公开(公告)日：2011-02-01
申请号：US11721293
申请日：2005-12-09
CPC分类号： C08F265/00 , C08F265/02 , C08J3/28 , C08J7/18 , C08J2300/14 , C08J2333/02 , C08L51/003 , C08L2666/02
摘要： This invention is to provide a method for surface-treatment of a water absorbent resin excelling in water absorption properties. This invention relates to a method for the surface-treatment of a water absorbent resin, which comprises: a) mixing 100 parts by weight of a water absorbent resin, 0.01-20 parts by weight of at least one radical polymerization initiator selected from the group consisting of persulfates, hydrogen peroxide, and azo compounds, and a radically polymerizing compound and b) irradiating the resultant mixture with active energy rays. The treatment particularly exalts the absorption ratio against pressure and the saline flow conductivity.
摘要翻译： 本发明提供一种吸水性树脂表面处理方法，其吸水性优异。 本发明涉及一种表面处理吸水性树脂的方法，其包括：a）将100重量份的吸水性树脂，0.01-20重量份的至少一种选自下组的自由基聚合引发剂 由过硫酸盐，过氧化氢和偶氮化合物组成，和自由基聚合化合物，和b）用活性能量射线照射所得混合物。 该处理特别提高了对压力和盐水流动传导率的吸收比。
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公开(公告)号：US20090239966A1
公开(公告)日：2009-09-24
申请号：US11721293
申请日：2005-12-09
IPC分类号： C08F2/50
CPC分类号： C08F265/00 , C08F265/02 , C08J3/28 , C08J7/18 , C08J2300/14 , C08J2333/02 , C08L51/003 , C08L2666/02
摘要： This invention is to provide a method for surface-treatment of a water absorbent resin excelling in water absorption properties. This invention relates to a method for the surface-treatment of a water absorbent resin, which comprises: a) mixing 100 parts by weight of a water absorbent resin, 0.01-20 parts by weight of at least one radical polymerization initiator selected from the group-consisting of persulfates, hydrogen peroxide, and azo compounds, and a radically polymerizing compound and b) irradiating the resultant mixture with active energy rays. The treatment particularly exalts the absorption ratio against pressure and the saline flow conductivity.
摘要翻译： 本发明提供一种吸水性树脂表面处理方法，其吸水性优异。 本发明涉及一种表面处理吸水性树脂的方法，其包括：a）将100重量份的吸水性树脂，0.01-20重量份的至少一种选自下组的自由基聚合引发剂 - 过硫酸盐，过氧化氢和偶氮化合物，以及自由基聚合化合物，和b）用活性能量射线照射所得混合物。 该处理特别提高了对压力和盐水流动传导率的吸收比。
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