发明授权
- 专利标题: Absorption rate of absorbent polymers by treating with glyoxal
- 专利标题(中): 用乙二醛处理吸收性聚合物的吸收率
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申请号: US670484申请日: 1976-03-25
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公开(公告)号: US4051086A公开(公告)日: 1977-09-27
- 发明人: Albert Richard Reid
- 申请人: Albert Richard Reid
- 申请人地址: DE Wilmington
- 专利权人: Hercules Incorporated
- 当前专利权人: Hercules Incorporated
- 当前专利权人地址: DE Wilmington
- 主分类号: C08F8/00
- IPC分类号: C08F8/00 ; A61F13/49 ; A61F13/53 ; A61L15/24 ; A61L15/60 ; B01J20/26 ; C08F8/28 ; C08F251/00 ; C08L1/02
摘要:
Water-absorbent crosslinked polymers are improved in their wicking capacity by treatment of their surface with glyoxal. The polymer can be a polysaccharide--acrylamide graft copolymer or a polymer or copolymer of acrylamide and/or sodium acrylate or sodium methacrylate.
公开/授权文献
- US5798525A X-ray enhanced SEM critical dimension measurement 公开/授权日:1998-08-25
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