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

US20100009846A1 PARTICLE-SHAPED WATER ABSORBING AGENT AND METHOD FOR PRODUCING THE SAME 有权
标题翻译：颗粒形吸水剂及其制造方法
公开(公告)号：US20100009846A1
公开(公告)日：2010-01-14
申请号：US12524989
申请日：2008-02-04
申请人： Hiroyuki Ikeuchi , Hirotama Fujimaru , Makoto Nagasawa , Kazuhiko Sakamoto , Shigeru Sakamoto , Kazushi Torii , Ryoko Tahara
发明人： Hiroyuki Ikeuchi , Hirotama Fujimaru , Makoto Nagasawa , Kazuhiko Sakamoto , Shigeru Sakamoto , Kazushi Torii , Ryoko Tahara
IPC分类号： B01J20/26 , C08F20/06 , B32B5/16
CPC分类号： C08F2/44 , A61F2013/530583 , C08F220/06 , C08F222/1006 , C08K5/0008 , C08L33/02 , C08L71/02 , Y10T428/2982 , C08L2666/22
摘要： An object of the present invention is to provide a particle-shaped water absorbing agent having a remarkably improved surface color and excellent water-absorbing properties (better water absorption capacity, and lower water soluble content and residual monomer content) at the same time. In order to attain the object, a particle-shaped water absorbing agent according to the present invention is a particle-shaped water absorbing agent whose main component is a polyacrylic acid and/or a salt thereof, the particle-shaped water absorbing agent having a surface color of Hunter b value in a range of −5 to 10, and having a cross-linking absorption property index (CPI) in a range of 1 to 100, the CPI defined by the following two equations: GEX=(GVs+17)/Ln (water soluble content) Equation 1; CPI=(GEX/residual monomer content)×100 Equation 3 where GVs is gel volume in saline, Ln (water soluble content) is a logarithm natural of water soluble content.
摘要翻译：本发明的目的是提供一种具有显着改善的表面颜色和优异的吸水性（更好的吸水能力，更低的水溶性含量和残留的单体含量）的颗粒状吸水剂。为了达到上述目的，本发明的颗粒状吸水剂是主要成分为聚丙烯酸和/或其盐的颗粒状吸水剂，该颗粒状吸水剂具有 Hunter b值的表面颜色在-5至10的范围内，并且交联吸收特性指数（CPI）在1至100的范围内，由以下两个等式定义的CPI：GEX =（GVs + 17 ）/ Ln（水溶性含量）等式1; CPI =（GEX /残留单体含量）×100等式3其中GV是盐水中的凝胶体积，Ln（水溶性含量）是水溶性含量的对数自然。

2. 发明授权

US09187579B2 Particle-shaped water absorbing agent and method for producing the same 有权
标题翻译：颗粒状吸水剂及其制造方法
公开(公告)号：US09187579B2
公开(公告)日：2015-11-17
申请号：US12524989
申请日：2008-02-04
申请人： Hiroyuki Ikeuchi , Hirotama Fujimaru , Makoto Nagasawa , Kazuhiko Sakamoto , Shigeru Sakamoto , Kazushi Torii , Ryoko Tahara
发明人： Hiroyuki Ikeuchi , Hirotama Fujimaru , Makoto Nagasawa , Kazuhiko Sakamoto , Shigeru Sakamoto , Kazushi Torii , Ryoko Tahara
IPC分类号： B01J20/22 , B01J20/26 , C08F20/06 , C08F2/44 , C08F220/06 , C08L33/02 , A61F13/53 , C08F222/10 , C08K5/00 , C08L71/02
CPC分类号： C08F2/44 , A61F2013/530583 , C08F220/06 , C08F222/1006 , C08K5/0008 , C08L33/02 , C08L71/02 , Y10T428/2982 , C08L2666/22
摘要： An object of the present invention is to provide a particle-shaped water absorbing agent having a remarkably improved surface color and excellent water-absorbing properties (better water absorption capacity, and lower water soluble content and residual monomer content) at the same time. In order to attain the object, a particle-shaped water absorbing agent according to the present invention is a particle-shaped water absorbing agent whose main component is a polyacrylic acid and/or a salt thereof, the particle-shaped water absorbing agent having a surface color of Hunter b value in a range of −5 to 10, and having a cross-linking absorption property index (CPI) in a range of 1 to 100, the CPI defined by the following two equations: GEX=(GVs+17)/Ln (water soluble content); Equation 1: CPI=(GEX/residual monomer content)×100 Equation 3: where GVs is gel volume in saline, Ln (water soluble content) is a logarithm natural of water soluble content.
摘要翻译：本发明的目的是提供一种具有显着改善的表面颜色和优异的吸水性（更好的吸水能力，更低的水溶性含量和残留的单体含量）的颗粒状吸水剂。为了达到上述目的，本发明的颗粒状吸水剂是主要成分为聚丙烯酸和/或其盐的颗粒状吸水剂，该颗粒状吸水剂具有 Hunter b值的表面颜色在-5至10的范围内，并且交联吸收特性指数（CPI）在1至100的范围内，由以下两个等式定义的CPI：GEX =（GVs + 17 ）/ Ln（水溶性成分）; 方程1：CPI =（GEX /残留单体含量）×100等式3：其中GV是盐水中的凝胶体积，Ln（水溶性含量）是水溶性含量的对数自然。

3. 发明授权

US08822373B2 Particulate water absorbing agent and production method thereof 有权
标题翻译：颗粒吸水剂及其制备方法
公开(公告)号：US08822373B2
公开(公告)日：2014-09-02
申请号：US12307922
申请日：2007-08-30
申请人： Hirotama Fujimaru , Eri Nagasawa , Masatoshi Nakamura , Hiroyuki Ikeuchi , Makoto Nagasawa , Ryoko Tahara
发明人： Hirotama Fujimaru , Eri Nagasawa , Masatoshi Nakamura , Hiroyuki Ikeuchi , Makoto Nagasawa , Ryoko Tahara
IPC分类号： B01J20/26 , B01J20/30 , A61L15/24 , A61L15/60 , C08F120/06 , C08F220/06 , A61F13/53
CPC分类号： A61L15/60 , A61F2013/530481 , A61L15/24 , C08F120/06 , C08F220/06 , Y10T428/2982 , C08L33/02
摘要： A particulate water absorbing agent includes a polyacrylic acid and/or a salt thereof water absorbent resin as a main component, wherein the water absorbent resin includes α-hydroxycarboxylic acid and/or a salt thereof, and the absorbing agent satisfies a specific particle size distribution and a specific water absorbing performance, thereby solving the conventional problems. Further, a production method of the water absorbing agent is characterized in that α-hydroxycarboxylic acid and/or a salt thereof is added to (a) a monomer aqueous solution whose main component is acrylic acid and/or a salt thereof and which is being cross-linked and polymerized or (b) a hydrogel polymer after the polymerization. As a result, in the particulate water absorbing agent containing the water absorbent resin as a main component, it is possible to realize both excellent water absorbing performance and excellent coloring prevention effect. Further, it is possible to provide an absorbing article particulate water absorbing agent which is suitable for practical use.
摘要翻译：颗粒状吸水剂包括聚丙烯酸和/或其盐类吸水性树脂作为主要成分，其中吸水性树脂包括α-羟基羧酸和/或其盐，并且吸收剂满足特定的粒度分布和特定的吸水性能，从而解决了常规问题。此外，吸水剂的制造方法的特征在于，在（a）主要成分为丙烯酸和/或其盐的单体水溶液中加入α-羟基羧酸和/或其盐，其为交联并聚合，或（b）聚合后的水凝胶聚合物。结果，在含有吸水性树脂作为主要成分的颗粒状吸水剂中，可以实现优异的吸水性能和优异的防着色效果。此外，可以提供适合于实际应用的吸收性物品颗粒状吸水剂。

4. 发明申请

US20090312183A1 PARTICULATE WATER ABSORBING AGENT AND PRODUCTION METHOD THEREOF 有权
标题翻译：颗粒吸水剂及其生产方法
公开(公告)号：US20090312183A1
公开(公告)日：2009-12-17
申请号：US12307922
申请日：2007-08-30
申请人： Hirotama Fujimaru , Eri Nagasawa , Masatoshi Nakamura , Hiroyuki Ikeuchi , Makoto Nagasawa , Ryoko Tahara
发明人： Hirotama Fujimaru , Eri Nagasawa , Masatoshi Nakamura , Hiroyuki Ikeuchi , Makoto Nagasawa , Ryoko Tahara
IPC分类号： B01J20/26 , C08G63/06 , B32B5/16
CPC分类号： A61L15/60 , A61F2013/530481 , A61L15/24 , C08F120/06 , C08F220/06 , Y10T428/2982 , C08L33/02
摘要： A particulate water absorbing agent includes a polyacrylic acid (salt) water absorbent resin as a main component, wherein the water absorbent resin includes α-hydroxycarboxylic acid (salt), and the absorbing agent satisfies a specific particle size distribution and a specific water absorbing performance, thereby solving the conventional problems. Further, a production method of the water absorbing agent is characterized in that α-hydroxycarboxylic acid (salt) is added to (a) a monomer aqueous solution whose main component is acrylic acid (salt) and which is being cross-linked and polymerized or (b) a hydrogel polymer after the polymerization. As a result, in the particulate water absorbing agent containing the water absorbent resin as a main component, it is possible to realize both excellent water absorbing performance and excellent coloring prevention effect. Further, it is possible to provide an absorbing article particulate water absorbing agent which is suitable for practical use.
摘要翻译：颗粒状吸水剂包括聚丙烯酸（盐）吸水性树脂作为主要成分，其中吸水性树脂包括α-羟基羧酸（盐），并且吸收剂满足特定的粒度分布和比吸水性能从而解决了常规问题。此外，吸水剂的制造方法的特征在于，在（a）主要成分为丙烯酸（盐）并且被交联聚合的单体水溶液中加入α-羟基羧酸（盐），或（b）聚合后的水凝胶聚合物。结果，在含有吸水性树脂作为主要成分的颗粒状吸水剂中，可以实现优异的吸水性能和优异的防着色效果。此外，可以提供适合于实际应用的吸收性物品颗粒状吸水剂。

5. 发明申请

US20070207924A1 Aqueous-Liquid-Absorbing Agent and its Production Process 有权
标题翻译：水性吸液剂及其制备方法
公开(公告)号：US20070207924A1
公开(公告)日：2007-09-06
申请号：US10593706
申请日：2005-03-11
申请人： Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
发明人： Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
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。

6. 发明申请

US20130026412A1 METHOD FOR PRODUCING WATER ABSORBENT POLYACRYLIC ACID (SALT) RESIN POWDER, AND WATER ABSORBENT POLYACRYLIC ACID (SALT) RESIN POWDER 有权
标题翻译：生产水吸收聚丙烯酸（盐）树脂粉的方法和水吸收聚丙烯酸（盐）树脂粉
公开(公告)号：US20130026412A1
公开(公告)日：2013-01-31
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 , C08F222/20
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。

7. 发明授权

US07981833B2 Aqueous-liquid-absorbing agent and its production process 有权
标题翻译：含水液体吸收剂及其制备方法
公开(公告)号：US07981833B2
公开(公告)日：2011-07-19
申请号：US10593706
申请日：2005-03-11
申请人： Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
发明人： Hiroyuki Ikeuchi , Kazushi Torii , Shigeru Sakamoto , Taku Iwamura , Sayaka Machida
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％。

8. 发明申请

US20050222547A1 Diaper with improved body fit 有权
标题翻译：尿布改善身体适合
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
IPC分类号： A61F13/53 , A61F13/15 , A61F13/49 , B01J20/26
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。

9. 发明授权

US09447203B2 Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder 有权
标题翻译：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。

10. 发明授权

US08735646B2 Diaper with improved body fit 有权
标题翻译：尿布改善身体适合
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
IPC分类号： A61F13/15 , A61F13/20
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。

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