发明名称 |
Production of acrylonitrile copolymers |
摘要 |
A process which comprises producing a uniform copolymer of acrylonitrile and at least one faster-reacting aromatic olefine containing 50-95% molar of acrylonitrile units wherein the polymerization is conducted in the presence of at least one thiol as chain-transfer agent and the reaction medium is maintained at pH </= 4.5, e.g. by using dilute sulphuric acid.
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申请公布号 |
US4060680(A) |
申请公布日期 |
1977.11.29 |
申请号 |
US19760668816 |
申请日期 |
1976.03.22 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES LIMITED |
发明人 |
HENDY, BRIAN NORMAN |
分类号 |
C08F2/00;C08F2/18;C08F2/38;C08F4/32;C08F220/00;C08F220/42;C08F220/44;(IPC1-7):C08F212/10 |
主分类号 |
C08F2/00 |
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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