专利名称：PVA gel
发明人：Takahashi, Akira,Kato, Tadaya申请号：EP87308746.4申请日：19871002公开号：EP02637A3公开日：19900328
摘要：A hydrated PVA gel is impregnated with a polymer of an ethylenically-unsaturated, water-soluble ionic monomer. The hydrated gel is reversibly-dehydratable.The product is produced by polymerisation of the monomer within the gel.
申请人：Shin-Etsu Chemical Co., Ltd.
地址：6-1, Otemachi 2-chome Chiyoda-ku Tokyo 100 JP
国籍：JP
代理机构：Perry, Robert Edward
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