发明名称 |
Polyamidoamine containing pendant ammonium moiety having crosslinking functionality |
摘要 |
Wet strength of paper is effectively increased by contacting paper pulp with an ammonium polyamidoamine having cross-linking functionality such as epoxy or azetidinium and subjecting a wet sheet of such pulp to conditions sufficient to cure the polyamidoamine.
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申请公布号 |
US4536552(A) |
申请公布日期 |
1985.08.20 |
申请号 |
US19830537192 |
申请日期 |
1983.09.29 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
KILLAT, GEORGE R.;WILSON, LARRY R. |
分类号 |
C08G69/00;C08G73/02;D21H17/55;(IPC1-7):C08G69/46 |
主分类号 |
C08G69/00 |
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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