发明授权
US4745176A Catalytic process for preparing polycumylene from .alpha.-cumyl halide
失效
从α-枯基卤化物制备聚亚甲基的催化方法
- 专利标题: Catalytic process for preparing polycumylene from .alpha.-cumyl halide
- 专利标题(中): 从α-枯基卤化物制备聚亚甲基的催化方法
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申请号: US678167申请日: 1984-12-04
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公开(公告)号: US4745176A公开(公告)日: 1988-05-17
- 发明人: Robert Becker , Ludwig Bottenbruch , Johann Grolig , Helmut Waldmann
- 申请人: Robert Becker , Ludwig Bottenbruch , Johann Grolig , Helmut Waldmann
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3345446 19831215
- 主分类号: C08G61/00
- IPC分类号: C08G61/00 ; C08G61/02
摘要:
Polycumylene of a relatively high degree of polymerization is obtained in a reasonable space-time yield by Friedel-Crafts alkylation of .alpha.-cumyl halide when catalyst composition, catalyst concentration and dilution ratio are selected within certain limits.
公开/授权文献
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