发明名称 |
Process for producing polyacetal copolymers |
摘要 |
A process for producing a polyacetal copolymer, which comprises copolymerizing formaldehyde and a compound selected from the group consisting of alkylene oxides, poly(alkylene oxides), cyclic formals and poly (cyclic formals) in the presence of a Lewis acid and an anionic polymerization catalyst with the exception of metal chelate compounds.
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申请公布号 |
US4399272(A) |
申请公布日期 |
1983.08.16 |
申请号 |
US19800204085 |
申请日期 |
1980.11.04 |
申请人 |
ASAHI KASEI KOGYO KABUSHIKI KAISHA |
发明人 |
SAKURAI, HISAYA;HAMADA, MINORU;MATSUZAKI, KAZUHIKO;AMINAKA, MUNEAKI |
分类号 |
C08G2/22;C08G2/24;C08G2/38;C08G4/00;(IPC1-7):C08G2/18 |
主分类号 |
C08G2/22 |
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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