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1. 发明申请

WO2004069293A1 WATER-ABSORBENT RESIN COMPOSITION AND ITS PRODUCTION PROCESS 审中-公开
标题翻译：吸水树脂组合物及其生产工艺
公开(公告)号：WO2004069293A1
公开(公告)日：2004-08-19
申请号：PCT/JP2004/001294
申请日：2004-02-06
申请人： NIPPON SHOKUBAI CO., LTD. , TORII, Kazushi , MITSUKAMI, Yoshiro , IMURA, Motohiro , IWAMURA, Taku , KITAYAMA, Toshimasa , KADONAGA, Kenji , INOUE, Hiroki , MIYAKE, Koji , NOGI, Kozo , NAKAMURA, Masatoshi , SAKAMOTO, Shigeru , MACHIDA, Sayaka
发明人： TORII, Kazushi , MITSUKAMI, Yoshiro , IMURA, Motohiro , IWAMURA, Taku , KITAYAMA, Toshimasa , KADONAGA, Kenji , INOUE, Hiroki , MIYAKE, Koji , NOGI, Kozo , NAKAMURA, Masatoshi , SAKAMOTO, Shigeru , MACHIDA, Sayaka
IPC分类号： A61L15/60
CPC分类号： A61L15/60
摘要： There are disclosed a water-absorbent resin composition and its production process, wherein the water-absorbent resin composition causes little gel-blocking and is excellent in the liquid permeability and liquid diffusibility and is high also in the absorption performances and futher is strong also against the physical damage ; and there are futher disclosed a water-absorbent resin composition and its production process, wherein the water-absorbent resin composition has the following futher advantages, in addtion to the above, of involving little segregation of the metal compound and futher having a dust prevention effect. One of water-absorbent resin compositions according to the present invention is a water-absorbent resin composition comprising water-absorbent resin particles obtained by polymerizing a monomer including acrylic acid and/or its salt, with the composition having a mass-average particle diameter of 100 to 600 µm and comprising water-soluble polyvalent metal salt particles and the water-absorbent resin particles that have been surface-crosslinked.
摘要翻译：公开了一种吸水性树脂组合物及其制造方法，其中吸水性树脂组合物几乎没有凝胶阻塞，并且在液体渗透性和液体扩散性方面优异，而且在吸收性能方面也较高，而且对于物理伤害; 并且进一步公开了吸水性树脂组合物及其制造方法，其中吸水性树脂组合物具有以下优点，除了上述之外，涉及金属化合物的少量分离，并且还具有防尘效果。根据本发明的吸水性树脂组合物之一是吸水性树脂组合物，其包含通过使包含丙烯酸和/或其盐的单体聚合而获得的吸水性树脂颗粒，该组合物的质量平均粒径为 100〜600μm，并且包含水溶性多价金属盐颗粒和表面交联的吸水性树脂颗粒。

2. 发明申请

WO2006014031A1 PARTICULATE WATER-ABSORBING AGENT WITH WATER-ABSORBING RESIN AS MAIN COMPONENT, METHOD FOR PRODUCTION OF THE SAME, AND ABSORBING ARTICLE 审中-公开
标题翻译：具有吸水树脂的颗粒吸水剂作为主要组分，其制备方法和吸收性物品
公开(公告)号：WO2006014031A1
公开(公告)日：2006-02-09
申请号：PCT/JP2005/014809
申请日：2005-08-05
申请人： NIPPON SHOKUBAI CO., LTD. , WADA, Katsuyuki , UEDA, Hiroko , KANTO, Teruyuki , ISHIZAKI, Kunihiko , IMURA, Motohiro
发明人： WADA, Katsuyuki , UEDA, Hiroko , KANTO, Teruyuki , ISHIZAKI, Kunihiko , IMURA, Motohiro
IPC分类号： B01J20/26 , B01J20/30 , A61F13/15 , A61F13/53
CPC分类号： B01J20/261 , A61F13/531 , A61F2013/530569 , A61F2013/5307 , A61F2013/530751 , A61L15/60 , B01J20/26 , B01J20/2803 , B01J2220/68 , C08F6/18 , C08F220/06
摘要： A particulate water-absorbing agent including a water-absorbing resin having superior property, and being suited for practical applications at high concentrations in absorbing cores such as diapers and the like without generation of any odor of the organic solvent can be obtained because no organic solvent is included.
摘要翻译：可以获得包含具有优异性能的吸水性树脂的颗粒状吸水剂，因为不产生有机溶剂的气味，因此可以获得高吸收性物质如尿布等的实际应用，因为没有有机溶剂已经包括了。

3. 发明申请

WO2003026707A3 ABSORBENT STRUCTURE, ABSORBENT ARTICLE, WATER-ABSORBENT RESIN, AND ITS PRODUCTION PROCESS AND EVALUATION METHOD 审中-公开
公开(公告)号：WO2003026707A3
公开(公告)日：2003-04-03
申请号：PCT/JP2002/009567
申请日：2002-09-18
申请人： NIPPON SHOKUBAI CO., LTD. , NAGASUNA, Kinya , KADONAGA, Kenji , MITSUHASHI, Akiko , IMURA, Motohiro
发明人： NAGASUNA, Kinya , KADONAGA, Kenji , MITSUHASHI, Akiko , IMURA, Motohiro
IPC分类号： A61F13/15
摘要： The present invention provides: an absorbent structure and an absorbent article, which are excellent in both liquid diffusion ability and liquid storage ability, and which are excellent in the dry feeling and the amount of wet back of the aqueous liquid, and which can realize the thinning and lightening more; and a water-absorbent resin fitly usable for the above absorbent structure and absorbent article. The absorbent structure, according to the present invention, comprises a liquid-diffusing member and a water-absorbent resin, with the absorbent structure being characterized in that when the capillary absorption index of the liquid-diffusing member at a height of 40 cm is referred to as A (A ≥ 0.10), the capillary absorption index B of the water-absorbent resin at a height of 40 cm satisfies the following equation: B/A ≥ 0.7 (equation 1).

4. 发明申请

WO2003026707A2 ABSORBENT STRUCTURE, ABSORBENT ARTICLE, WATER-ABSORBENT RESIN, AND ITS PRODUCTION PROCESS AND EVALUATION METHOD 审中-公开
标题翻译：吸收结构，吸收性物品，吸水树脂及其生产工艺和评价方法
公开(公告)号：WO2003026707A2
公开(公告)日：2003-04-03
申请号：PCT/JP2002/009567
申请日：2002-09-18
申请人： NIPPON SHOKUBAI CO., LTD. , NAGASUNA, Kinya , KADONAGA, Kenji , MITSUHASHI, Akiko , IMURA, Motohiro
发明人： NAGASUNA, Kinya , KADONAGA, Kenji , MITSUHASHI, Akiko , IMURA, Motohiro
IPC分类号： A61L15/00
CPC分类号： C08L101/14 , A61F13/15203 , A61F13/53 , A61F13/5376 , A61F2013/15463 , A61F2013/15487 , A61F2013/1552 , A61L15/60 , C08J3/12 , C08J2300/14 , C08J2333/06 , G01N5/025
摘要： The present invention provides: an absorbent structure and an absorbent article, which are excellent in both liquid diffusion ability and liquid storage ability, and which are excellent in the dry feeling and the amount of wet back of the aqueous liquid, and which can realize the thinning and lightening more; and a water-absorbent resin fitly usable for the above absorbent structure and absorbent article. The absorbent structure, according to the present invention, comprises a liquid-diffusing member and a water-absorbent resin, with the absorbent structure being characterized in that when the capillary absorption index of the liquid-diffusing member at a height of 40 cm is referred to as A (A ≥ 0.10), the capillary absorption index B of the water-absorbent resin at a height of 40 cm satisfies the following equation: B/A ≥ 0.7 (equation 1).
摘要翻译：本发明提供一种吸收结构体和吸收性物品，它们的液体扩散能力和储液能力均优异，并且水溶液的干燥感和湿润量优异，可实现变薄和变亮更多; 以及适用于上述吸收性结构体和吸收性物品的吸水性树脂。根据本发明的吸收结构包括液体扩散构件和吸水性树脂，其吸收结构的特征在于当参考在40cm的高度处的液体扩散构件的毛细管吸收指数作为A（A≥0.05），吸收性树脂的毛细吸收指数B在40cm的高度满足下式：B / A≥0.7 （等式1）。

5. 发明申请

WO2007116777A1 WATER ABSORBING AGENT, WATER ABSORBENT CORE USING THE AGENT, AND MANUFACTURING METHOD FOR WATER ABSORBING AGENT 审中-公开
标题翻译：吸水剂，使用该水剂的吸水芯，以及吸水剂的制造方法
公开(公告)号：WO2007116777A1
公开(公告)日：2007-10-18
申请号：PCT/JP2007/056527
申请日：2007-03-20
申请人： NIPPON SHOKUBAI Co., Ltd. , TORII, Kazushi , SHIBATA, Hirofumi , KIMURA, Kazuki , NAKASHIMA, Yasuhisa , IMURA, Motohiro , UEDA, Hiroko , WADA, Katsuyuki
发明人： TORII, Kazushi , SHIBATA, Hirofumi , KIMURA, Kazuki , NAKASHIMA, Yasuhisa , IMURA, Motohiro , UEDA, Hiroko , WADA, Katsuyuki
IPC分类号： B01J20/26 , A61F13/15 , A61F13/49 , A61F13/53 , B01J20/30 , C08K3/00 , C08K5/00 , C08L101/14
CPC分类号： A61L15/60 , A61L15/18 , B01J20/103 , B01J20/26 , B01J20/261 , B01J20/267 , B01J2220/46 , B01J2220/68 , C08K3/36 , C08L101/14 , Y10T428/253
摘要： A water absorbing agent of the present invention has an internal crosslinking structure obtained by polymerization of a water-soluble unsaturated monomer. The agent satisfies conditions (a) to (d): (a) the agent contains water-insoluble inorganic particles at an amount of from 10 ppm to 1,900 ppm inclusive; (b) the agent contains 5 mass % or less particles which have such a size that they can pass through a sieve having a mesh opening size of 150 μm; (c) the agent has an absorbency against a pressure of 4.83 kPa (AAP) of 18 g/g or more; and (d) the water-insoluble inorganic particles reside on a surface of the water absorbing resin or near the surface.
摘要翻译：本发明的吸水剂具有通过聚合水溶性不饱和单体获得的内部交联结构。该试剂满足条件（a）至（d）：（a）该试剂含有量为10ppm至1,900ppm的水不溶性无机颗粒; （b）该试剂含有5质量％以下的粒径，使其能够通过网孔大小为150μm的筛子; （c）该试剂具有抗张力为4.83kPa（AAP）的吸光度为18g / g以上; 和（d）水不溶性无机颗粒驻留在吸水树脂的表面上或表面附近。

6. 发明申请

WO2006025586A1 WATER ABSORBENT MATERIAL, METHOD FOR PRODUCTION OF SURFACE CROSS-LINKED WATER ABSORBENT RESIN, AND METHOD FOR EVALUATION OF WATER ABSORBENT MATERIAL 审中-公开
标题翻译：吸水材料，表面交联水吸收树脂的制造方法以及吸水材料的评价方法
公开(公告)号：WO2006025586A1
公开(公告)日：2006-03-09
申请号：PCT/JP2005/016360
申请日：2005-08-31
申请人： NIPPON SHOKUBAI CO., LTD. , SASABE, Masazumi , KADONAGA, Kenji , SAKAMOTO, Shigeru , IMURA, Motohiro , UENO, Tsunemasa , UEDA, Hiroko , ADACHI, Yoshifumi
发明人： SASABE, Masazumi , KADONAGA, Kenji , SAKAMOTO, Shigeru , IMURA, Motohiro , UENO, Tsunemasa , UEDA, Hiroko , ADACHI, Yoshifumi
IPC分类号： C08J3/24 , C08L101/14 , G01N27/68
CPC分类号： C08J3/248 , C08J3/243 , C08J2300/14 , Y10T428/254 , Y10T428/2982
摘要： A homogeneously surface cross-linked water absorbent resin and a method for the production thereof are provided. The water absorbent material is formed of a surface cross-linked water absorbent resin resulting from granular irregularly pulverized shaped surface cross-linking the product of partial neutralization or whole neutralization of a water absorbent resin having acrylic acid or a metal salt thereof as a main component, which water absorbent material shows a metal atom concentration on the surface of the water absorbent material in the range of 0 - 10% within 0 second of polishing and 2-35% at 10 seconds value of polishing as determined by subjecting the water absorbent material to Ar ion discharge polishing under a voltage of 500 ?. The surface cross-linked water absorbent resin to be used herein can be produced by surface cross-linking a water absorbent resin having a specific particle diameter with a surface cross-linking agent having a water concentration in a specific range.
摘要翻译：提供均匀的表面交联型吸水性树脂及其制造方法。吸水材料由表面交联的吸水性树脂形成，该表面交联的吸水性树脂是由具有丙烯酸或其金属盐作为主要成分的吸水性树脂的部分中和或全部中和的颗粒形状不规则粉碎的表面交联而成的该吸水材料在抛光的0秒内在吸水材料的表面上显示出0-10％的范围内的金属原子浓度，在10秒的抛光时间为2-35％，通过使吸水材料在500？的电压下进行Ar离子放电研磨。这里使用的表面交联型吸水性树脂可以通过将具有特定粒径的吸水性树脂与具有特定范围的水分浓度的表面交联剂进行表面交联来制造。

7. 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。

8. 发明公开

EP3932541A1 WATER ABSORBING AGENT, AND WATER ABSORBENT CORE USING THE AGENT 审中-公开
公开(公告)号：EP3932541A1
公开(公告)日：2022-01-05
申请号：EP21192655.5
申请日：2007-03-20
申请人： Nippon Shokubai Co., Ltd.
发明人： TORII, Kazushi , SHIBATA, Hirofumi , KIMURA, Kazuki , NAKASHIMA, Yasuhisa , IMURA, Motohiro , UEDA, Hiroko , WADA, Katsuyuki
IPC分类号： B01J20/26 , A61F13/15 , A61F13/49 , A61F13/53 , B01J20/30 , C08K3/00 , C08K5/00 , C08L101/14 , C08K3/36
摘要： A water absorbing agent of the present invention has an internal crosslinking structure obtained by polymerization of a water-soluble unsaturated monomer. The agent satisfies conditions (a) to (d): (a) the agent contains water-insoluble inorganic particles at an amount of from 10 ppm to 1,900 ppm inclusive; (b) the agent contains 5 mass % or less particles which have such a size that they can pass through a sieve having a mesh opening size of 150 µm; (c) the agent has an absorbency against a pressure of 4.83 kPa (AAP) of 18 g/g or more; and (d) the water-insoluble inorganic particles reside on a surface of the water absorbing resin or near the surface.

9. 发明公开

EP3228636A1 METHOD FOR MANUFACTURING SUPER ABSORBENT POLYMER 有权
标题翻译：制备超吸收性聚合物的方法
公开(公告)号：EP3228636A1
公开(公告)日：2017-10-11
申请号：EP15864875.8
申请日：2015-12-03
申请人： Nippon Shokubai Co., Ltd.
发明人： IMURA, Motohiro , FUJINO Shin-ichi , WAKABAYASHI Ryota , NOGI Kozo , HONDA Koji , KATADA Yoshiki , KADONAGA Kenji
IPC分类号： C08F2/14
CPC分类号： C08F120/06 , B01J19/1812 , B01J2219/24 , C08F2/14 , C08F20/06 , C08F2810/20 , C08J3/245 , C08J2333/02 , C08L33/02 , C08F220/06 , C08F2222/1013
摘要： [Object] To provide a method for stably producing a water-absorbent resin in powder form or particle form, which has excellent physical properties such as water absorption performance and the like, without any production trouble.
[Solution] A method for producing a water-absorbent resin includes mixing a monomer composition, which contains at least a monomer and a pyrolytic polymerization initiator, with an organic solvent, a temperature of the organic solvent is not lower than 70°C at time of mixing, and when a mass per unit time of the monomer in the monomer composition to be mixed with the organic solvent is expressed as an amount per unit volume of the organic solvent, a lower limit is 0.01 g/ml/min, and an upper limit is 0.2 g/ml/min.
摘要翻译：本发明的目的在于提供一种稳定地制造吸水性能等物性优异的粉末状或颗粒状的吸水性树脂而不产生制造上的问题的方法。用于制备吸水性树脂的方法包括将至少包含单体和热解聚合引发剂的单体组合物与有机溶剂混合，有机溶剂的温度在不低于70℃的时间混合的单体组合物中单体组合物中的单体的质量以有机溶剂的每单位体积的量表示时，下限为0.01g / ml /分钟，上限为0.2g / ml / min。

10. 发明公开

EP2927266A1 POLYACRYLATE SUPER-ABSORBENT POLYMER AND MANUFACTURING METHOD THEREFOR 有权
标题翻译：超声波聚合物聚合物
公开(公告)号：EP2927266A1
公开(公告)日：2015-10-07
申请号：EP13860396.4
申请日：2013-12-03
申请人： Nippon Shokubai Co., Ltd.
发明人： WADA, Hidenori , IMURA, Motohiro , WADA, Katsuyuki , KATO, Seiji
IPC分类号： C08J3/24
摘要： As a method for producing a polyacrylic acid (salt)-based water absorbent resin particle which less generates fine powder and has an excellent impact resistance and a high moisture content even in a case where the polyacrylic acid (salt)-based water absorbent resin particle is produced on a large scale, employed is a production method including the steps of: (a) adding a surface crosslinking agent solution to water absorbent resin powder to obtain a mixture; (b) reacting the mixture; and, thereafter (c) adding an aqueous liquid to at least one selected from the group consisting of (i) the water absorbent resin powder during the step (b) and (ii) the water absorbent resin powder after the step (b), an atmospheric dew point being not lower than 20°C in the step (c), and a temperature of the water absorbent resin powder being higher than the atmospheric dew point in the step (c).
摘要翻译：作为制造聚丙烯酸（盐）系吸水性树脂粒子的方法，其即使在聚丙烯酸（盐）系吸水性树脂粒子的情况下也较少产生细粉而具有优异的耐冲击性和高水分含量是一种生产方法，包括以下步骤：（a）将表面交联剂溶液加入到吸水性树脂粉末中以获得混合物; （b）使混合物反应; （c）在步骤（b）和（ⅱ）步骤（b）之后的吸水性树脂粉末中，选自（i）吸水性树脂粉末中的至少一种水性液体，步骤（c）中的常压露点不低于20℃，并且步骤（c）中的吸水性树脂粉末的温度高于大气露点。

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