发明名称 |
Crosslinked polyamine coating on superabsorbent hydrogels |
摘要 |
The invention concerns superabsorbent particles with a shell, wherein said shell comprises a cationic polymer crosslinked by the addition of crosslinker and adhered to hydrogel-forming polymer obtainable by applying a coating solution, containing both a cationic polymer and crosslinker, to hydrogel-forming polymer having a residual water content of less than 10 w %, their production and use.
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申请公布号 |
US2005013992(A1) |
申请公布日期 |
2005.01.20 |
申请号 |
US20040495149 |
申请日期 |
2004.05.10 |
申请人 |
AZAD MICHAEL M;HERFERT NORBERT;MITCHELL MICHAEL;ROBINSON JIM |
发明人 |
AZAD MICHAEL M;HERFERT NORBERT;MITCHELL MICHAEL;ROBINSON JIM |
分类号 |
A61L15/60;C08J3/12;C08J3/24;(IPC1-7):B05D7/00;B32B5/16 |
主分类号 |
A61L15/60 |
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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