发明名称 |
Use of quaternized polyamidoamines as demulsifiers |
摘要 |
Emulsions of oil and water are resolved by contacting the emulsions with a quaternized polyamidoamine having pendent quaternary ammonium moieties, e.g., an adduct of (1) polyamidoamine prepared from methyl methacrylate and ethylenediamine and (2) 2-hydroxy-3-chloropropyl trimethyl ammonium chloride.
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申请公布号 |
US4448708(A) |
申请公布日期 |
1984.05.15 |
申请号 |
US19820343782 |
申请日期 |
1982.01.29 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
KILLAT, GEORGE R.;CONKLIN, JERRY R. |
分类号 |
B01D17/04;B01D17/05;C08G69/48;C08G73/02;C10G33/04;(IPC1-7):B01D17/04;C08G69/00 |
主分类号 |
B01D17/04 |
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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