发明名称 |
PARTICULATE WATER ABSORBING AGENT WITH IRREGULARLY PULVERIZED SHAPE |
摘要 |
<p>The present invention provides a water absorbing agent which maintains excellent water absorbing properties for a long time, even when urine composition of human urine varies depending. A particulate water absorbing agent comprising a water-absorbing resin obtained by crosslinking polymerization of an unsaturated monomer, which exhibits Centrifuge retention capacity in a physiological saline solution of not lower than 32 g/g, mass median particle size (D50) of 200 to 400 mum, ratio of particles with diameter of smaller than 150 mum of 0 to 2% by weight, and increased extractables by deterioration of 0 to 15% by weight and extractables for one hour in deterioration test liquid of 0.1 to 30% by weight.</p> |
申请公布号 |
EP1730218(B1) |
申请公布日期 |
2010.12.22 |
申请号 |
EP20050721691 |
申请日期 |
2005.03.29 |
申请人 |
NIPPON SHOKUBAI CO.,LTD. |
发明人 |
ISHIZAKI, KUNIHIKO;KITANO, TAKAHIRO;ADACHI, YOSHIFUMI;UEDA, HIROKO;WADA, KATSUYUKI |
分类号 |
C08J3/12;A61L15/60;C08J3/24;C08L101/14 |
主分类号 |
C08J3/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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