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公开(公告)号：US08076530B2
公开(公告)日：2011-12-13
申请号：US12324164
申请日：2008-11-26
摘要： An absorbent article comprising an absorbent core, which comprises a primary water-absorbing agent that can serve as a acquisition and preferably temporarily storage material for fluids, such as urine, and that has a CRC of up to 20 g/g and that comprises a compound that includes a constitutional unit derived from polyalkyleneglycol and that is other than an unsaturated monomer and that comprises a polyvalent metal salt. The absorbent article is preferably an infant (toddler, baby) diaper, including training pant, or adult incontinent article (e.g. a pad, diaper).
摘要翻译： 一种吸收制品，其包括吸收芯，其包含主要吸水剂，其可以用作收集物，并且优选地临时储存用于诸如尿液的流体，并且具有高达20g / g的CRC，并且其包含 化合物，其包含衍生自聚亚烷基二醇的结构单元，并且不是不饱和单体并且包含多价金属盐。 吸收性物品优选为婴儿（幼儿，婴儿）尿布，包括训练裤，或成人失禁用品（例如衬垫，尿布）。
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公开(公告)号：US20090157027A1
公开(公告)日：2009-06-18
申请号：US12324164
申请日：2008-11-26
IPC分类号： A61F13/15
摘要： An absorbent article comprising an absorbent core, which comprises a primary water-absorbing agent that can serve as a acquisition and preferably temporarily storage material for fluids, such as urine, and that has a CRC of up to 20 g/g and that comprises a compound that includes a constitutional unit derived from polyalkyleneglycol and that is other than an unsaturated monomer and that comprises a polyvalent metal salt. The absorbent article is preferably an infant (toddler, baby) diaper, including training pant, or adult incontinent article (e.g. a pad, diaper).
摘要翻译： 一种吸收制品，其包括吸收芯，其包含主要吸水剂，其可以用作收集物，并且优选地临时储存用于诸如尿液的流体，并且具有高达20g / g的CRC，并且其包含 化合物，其包含衍生自聚亚烷基二醇的结构单元，并且不是不饱和单体并且包含多价金属盐。 吸收性物品优选为婴儿（幼儿，婴儿）尿布，包括训练裤，或成人失禁用品（例如衬垫，尿布）。
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公开(公告)号：US09517289B2
公开(公告)日：2016-12-13
申请号：US12680740
申请日：2008-11-26
IPC分类号： C08L57/10 , A61L15/60 , C08G65/332 , C08J3/12 , C08L71/02 , C08L101/14 , C08L33/02
CPC分类号： A61L15/60 , C08G65/3322 , C08J3/12 , C08J2300/14 , C08L33/02 , C08L71/02 , C08L101/14 , C08L2205/05 , C08L2666/04
摘要： The present invention provides a water-absorbing agent that includes water-absorbent resin particles as essential components and is suitable for a sanitary material. A water-absorbing agent of the present invention includes water-absorbent resin particles obtained by polymerizing an unsaturated monomer having an acid group. The water-absorbing agent has centrifuge retention capacity (CRC) of 5 to 20 g/g and includes: a compound with a structure unit derived from polyalkyleneglycol other than the unsaturated monomer; and a multivalent metal salt, and accordingly the water-absorbing agent has high saline flow conductivity (SFC) in a range of the above centrifuge retention capacity (CRC).
摘要翻译： 本发明提供一种吸水剂，其包含作为必要成分的吸水性树脂粒子，适用于卫生材料。 本发明的吸水剂包括通过聚合具有酸基的不饱和单体获得的吸水性树脂颗粒。 吸水剂具有5至20g / g的离心保留容量（CRC），并且包括：具有衍生自不饱和单体以外的聚亚烷基二醇的结构单元的化合物; 和多价金属盐，因此吸水剂在上述离心保留容量（CRC）的范围内具有高的盐水流动电导率（SFC）。
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公开(公告)号：US09309375B2
公开(公告)日：2016-04-12
申请号：US12088345
申请日：2006-09-25
CPC分类号： C08K5/053 , B01J20/26 , B01J20/261 , B01J20/267 , B01J2220/68 , C08J3/245 , C08J2300/14
摘要： To provide (i) a water-absorbing agent, having a water-absorbent resin as a main component, whose absorbency is high and liquid permeability is enhanced and (ii) a production method thereof. The water-absorbing agent of the present invention includes a water-absorbent resin obtained by polymerizing an unsaturated monomer having a carboxyl group and included in an aqueous monomer solution in the presence of at least a non high molecular compound having four or more functional groups each capable of forming a covalent bond with a carboxyl group.
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5.发明申请公开(公告)号：US20090281232A1
公开(公告)日：2009-11-12
申请号：US12088345
申请日：2006-09-25
IPC分类号： C08K11/00 , C08K3/10 , C08L33/02 , C08F261/06
CPC分类号： C08K5/053 , B01J20/26 , B01J20/261 , B01J20/267 , B01J2220/68 , C08J3/245 , C08J2300/14
摘要： To provide (i) a water-absorbing agent, having a water-absorbent resin as a main component, whose absorbency is high and liquid permeability is enhanced and (ii) a production method thereof. The water-absorbing agent of the present invention includes a water-absorbent resin obtained by polymerizing an unsaturated monomer having a carboxyl group and included in an aqueous monomer solution in the presence of at least a non high molecular compound having four or more functional groups each capable of forming a covalent bond with a carboxyl group.
摘要翻译： 提供（i）具有吸水性树脂作为主要成分的吸水剂，其吸收性高，液体渗透性提高，（ii）其制造方法。 本发明的吸水剂包括通过在至少具有四个或更多个官能团的非高分子化合物的存在下聚合具有羧基并且包含在单体水溶液中的不饱和单体而获得的吸水性树脂 能够与羧基形成共价键。
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公开(公告)号：US20090131255A1
公开(公告)日：2009-05-21
申请号：US12088354
申请日：2006-09-25
IPC分类号： B01J20/26
CPC分类号： C08F220/06 , C08F222/1006
摘要： The present invention provides an aqueous-liquid-absorbing agent which comprises water-absorbent resin particles as essential components and is suitable for uses in sanitary materials. The 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 having a carboxyl group, and have a crosslinked structure in their inside, the aqueous-liquid-absorbing agent exhibiting a water absorption capacity (CRC) of 5 to 25 g/g and a saline flow conductivity (SFC) of not less than 1216 cm3·s·10−7/g.
摘要翻译： 本发明提供一种吸水性树脂颗粒作为必需成分的水性液体吸收剂，适用于卫生材料。 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含水液体吸收剂，其中，吸水性树脂粒子是通过以下工序得到的： 具有羧基的可溶性烯键式不饱和单体，其内部具有交联结构，表现出吸水容量（CRC）为5〜25g / g，盐水流动电导率（SFC）为5〜25g / g的水性液体吸收剂 小于1216厘米3.s.10-7 /克。
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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：US20090305884A1
公开(公告)日：2009-12-10
申请号：US12296808
申请日：2007-09-28
申请人： Shigeru Sakamoto , Yoshio Irie , Hiroyuki Ikeuchi , Makoto Nagasawa , Kunihiko Ishizaki , Sayaka Machida
发明人： Shigeru Sakamoto , Yoshio Irie , Hiroyuki Ikeuchi , Makoto Nagasawa , Kunihiko Ishizaki , Sayaka Machida
IPC分类号： B01J20/26
CPC分类号： C08J3/12 , B29B9/06 , B29B17/00 , C08J2300/14 , Y02W30/62
摘要： The present invention provides a method for producing a water absorbent resin particle, in high productivity, not only in a controlled manner of particle size but also enhancing fundamental property (absorption capacity or absorption capacity against pressure) of a water absorbent resin. A method for producing a water absorbent resin particle having the cross-linking polymerization step for an aqueous solution of an unsaturated monomer; the grain refining step for water-swellable, water-containing gel-like cross-linked polymer (a) obtained in the cross-linking polymerization step; the drying step for grain refined gel; and the crushing step for a dried substance, wherein, in the grain refining step for the water-swellable, water-containing gel-like cross-linked polymer (a), water-swellable, water-containing gel-like cross-linked polymer (b), having solid content or centrifuge retention capacity different from solid content or centrifuge retention capacity of the cross-linked polymer (a) by equal to or larger than 1%, is subjected to coexistence.
摘要翻译： 本发明提供了一种生产吸水性树脂颗粒的方法，不仅以受控的粒度控制，而且提高了吸水性树脂的基本性能（吸收能力或抗吸收能力）。 一种制备具有用于不饱和单体的水溶液的交联聚合步骤的吸水性树脂颗粒的方法; 在交联聚合步骤中获得的水溶胀性含水凝胶状交联聚合物（a）的晶粒细化步骤; 颗粒精制凝胶的干燥步骤; 和干物质的破碎步骤，其中在水溶胀性含水凝胶状交联聚合物（a）的晶粒细化工序中，水溶胀性含水凝胶状交联聚合物 （b）具有不同于交联聚合物（a）的固体含量或离心保留能力等于或大于1％的固体含量或离心保留能力共存。
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公开(公告)号：US20070225422A1
公开(公告)日：2007-09-27
申请号：US11723822
申请日：2007-03-22
IPC分类号： C08F2/16
CPC分类号： C08F2/44 , C08F220/06 , C08F222/1006
摘要： The present invention provides a highly productive method for manufacturing a water-absorbing resin, the amounts of fine powder and dust of which are small, the amount of residual monomer of which is small, and whose absorption rate is high. That is, the method for manufacturing the water-absorbing resin of the present invention is a method for crosslinking and polymerizing an aqueous solution of an acid-group containing unsaturated monomer, and is characterized in that stationary polymerization is carried out in such a manner that a solid matter is added to the monomer aqueous solution, and an initiation temperature of the polymerization is adjusted to 40° C. or more or a maximum temperature of the polymerization is adjusted to 100° C. or more.
摘要翻译： 本发明提供了一种制造吸水性树脂的高效生产方法，其粉末和粉尘的量少，残留单体的量少，吸收率高。 也就是说，本发明的吸水性树脂的制造方法是使含酸基的不饱和单体的水溶液进行交联和聚合的方法，其特征在于，以下述方式进行固定聚合： 将固体物质加入到单体水溶液中，并将聚合的起始温度调节至40℃以上或将聚合的最高温度调节至100℃以上。
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10.发明授权Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder 有权吸水性聚丙烯酸（盐）树脂粉末和吸水性聚丙烯酸（盐）树脂粉末的制造方法公开(公告)号：US09447203B2
公开(公告)日：2016-09-20
申请号：US13639082
申请日：2011-04-07
申请人： Sayaka Machida , Kazushi Torii , Yoko Shirai , Hiroyuki Ikeuchi , Shigeru Sakamoto , Koji Tachi , Reiko Nakatsuru
发明人： Sayaka Machida , Kazushi Torii , Yoko Shirai , Hiroyuki Ikeuchi , Shigeru Sakamoto , Koji Tachi , Reiko Nakatsuru
IPC分类号： B01J20/26 , C08F6/00 , C08F220/06 , C08J3/24 , B29B9/06 , B29C47/00 , B29C47/38 , C08F222/10 , B29C47/30 , B29C47/66 , B29C47/92 , B29B9/16
CPC分类号： B01J20/267 , B01J20/28004 , B01J20/28016 , B01J20/3007 , B01J20/3021 , B01J20/3078 , B01J20/3085 , B29B9/06 , B29B2009/161 , B29C47/0011 , B29C47/30 , B29C47/385 , B29C47/667 , B29C47/92 , B29C2947/9259 , B29C2947/92704 , C08F6/008 , C08F220/06 , C08F220/20 , C08F222/1006 , C08J3/245 , C08J2333/02 , Y10T428/2982 , C08L33/02
摘要： An object of the present invention is to provide a method for producing water absorbent resin powder in which permeability potential (SFC) is improved while a water absorbing rate (FSR) is being kept. The method is a method for producing water absorbent polyacrylic acid (salt) resin powder including the steps of: (i) polymerizing an acrylic acid (salt) monomer aqueous solution; (ii) during or after the step of (i), performing gel grinding of a hydrogel crosslinked polymer obtained by the polymerization, wherein the hydrogel crosslinked polymer has resin solid content of 10 wt % to 80 wt %, and the gel grinding is carried out with gel grinding energy (GGE) of 18 [J/g] to 60 [J/g]; (iii) drying a particulate hydrogel crosslinked polymer obtained by the gel grinding, wherein the drying is performed at 150° C. to 250° C.; and (iv) carrying out a surface treatment to the particulate hydrogel crosslinked polymer thus dried.
摘要翻译： 本发明的目的是提供一种吸水性树脂粉末的制造方法，其中在保持吸水率（FSR）的同时提高渗透率（SFC）。 该方法是生产吸水性聚丙烯酸（盐）树脂粉末的方法，包括以下步骤：（i）使丙烯酸（盐）单体水溶液聚合; （ii）在（i）的步骤期间或之后，进行通过聚合获得的水凝胶交联聚合物的凝胶研磨，其中所述水凝胶交联聚合物的树脂固含量为10重量％至80重量％，并且进行凝胶研磨 （GGE）为18 [J / g]至60 [J / g]; （iii）干燥通过凝胶研磨获得的颗粒状水凝胶交联聚合物，其中干燥在150℃至250℃下进行; 和（iv）对由此干燥的颗粒状水凝胶交联聚合物进行表面处理。
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