发明名称 |
METHOD FOR HYDROGENATION OF POLYMER |
摘要 |
A method of polymer hydrogenation which comprises contacting a solution of a polymer containing olefinically unsaturated groups with hydrogen in the presence of a hydrogenation catalyst to hydrogenate the olefinically unsaturated groups of the polymer, wherein at least part of the polymer solution which has undergone the hydrogenation is recycled to the hydrogenation. By the method, a polymer having a desired degree of hydrogenation can be stably obtained over long.
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申请公布号 |
WO0202650(A1) |
申请公布日期 |
2002.01.10 |
申请号 |
WO2001JP05434 |
申请日期 |
2001.06.26 |
申请人 |
ASAHI KASEI KABUSHIKI KAISHA;MIYAMOTO, KOICHI;YAMAKOSHI, YASUMASA;SHIRAKI, TOSHINORI |
发明人 |
MIYAMOTO, KOICHI;YAMAKOSHI, YASUMASA;SHIRAKI, TOSHINORI |
分类号 |
C08C19/02;C08F8/04;(IPC1-7):C08F8/04 |
主分类号 |
C08C19/02 |
代理机构 |
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