发明名称 |
Improved method of preparing high molecular weight polyamines |
摘要 |
An improved process for synthesizing high molecular weight polyamines utilizing a self-limiting neutralizing agent to maintain a generally constant alkaline pH over the course of the synthesis reaction, and the improved high molecular weight polyamines produced thereby.
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申请公布号 |
US4287331(A) |
申请公布日期 |
1981.09.01 |
申请号 |
US19790098454 |
申请日期 |
1979.11.29 |
申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
PHILLIPS, KENNETH G.;HARRIS, PAUL J. |
分类号 |
C08G73/02;(IPC1-7):C08G73/02 |
主分类号 |
C08G73/02 |
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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