发明名称 |
Process for the polymerization of epoxides |
摘要 |
A process for the polymerization of epoxides using as catalyst a double metal cyanide-type compound is described wherein said process is carried out in the presence of at least (a) one or more salts composed of at least bivalent metal ions and metal-free anions, having a solubility in water of at least 1 g/100 ml at 25 DEG C., and/or (b) one or more non-metal containing acids of which a 0.1 N solution in water at 25 DEG C. has a pH not exceeding 3.
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申请公布号 |
US4472560(A) |
申请公布日期 |
1984.09.18 |
申请号 |
US19830480187 |
申请日期 |
1983.03.29 |
申请人 |
SHELL OIL COMPANY |
发明人 |
KUYPER, JAN;VAN SCHAIK-STRUYKENKAMP, PAULINA |
分类号 |
C08G18/00;B01J27/26;B01J31/18;B01J31/26;C01C3/08;C01C3/11;C08G18/48;C08G65/00;C08G65/02;C08G65/10;C08G65/26;(IPC1-7):C08G65/10;C08G65/14 |
主分类号 |
C08G18/00 |
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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