发明名称 |
Catalisador processo para produzi-lo,e processo para preparar um polímero de epóxido |
摘要 |
Polyurethane foam-supported double metal cyanide (DMC) catalysts are disclosed as useful catalysts for epoxide polymerization. The foam-supported catalysts are easy to prepare, and are more active and show reduced induction periods compared with conventional powdered DMC catalysts. The catalysts of the invention can be recovered from the epoxide polymer products and can be reused to catalyze additional epoxide polymerizations. |
申请公布号 |
BR9405222(A) |
申请公布日期 |
1995.08.08 |
申请号 |
BR19949405222 |
申请日期 |
1994.12.22 |
申请人 |
ARCO CHEMICAL TECHNOLOGY, L.P. |
发明人 |
BI LE-KHAC |
分类号 |
C08G18/08;B01J23/80;B01J27/26;B01J31/06;B01J31/40;B01J35/04;C08G18/00;C08G18/48;C08G59/18;C08G59/68;C08G65/10;C08G65/26;C08G101/00 |
主分类号 |
C08G18/08 |
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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