发明授权
US4849572A Process for preparing polybutenes having enhanced reactivity using boron
trifluoride catalysts (PT-647)
失效
使用三氟化硼催化剂(PT-647)制备具有增强反应性的聚丁烯的方法
- 专利标题: Process for preparing polybutenes having enhanced reactivity using boron trifluoride catalysts (PT-647)
- 专利标题(中): 使用三氟化硼催化剂(PT-647)制备具有增强反应性的聚丁烯的方法
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申请号: US136867申请日: 1987-12-22
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公开(公告)号: US4849572A公开(公告)日: 1989-07-18
- 发明人: Frank J. Chen , Jacob Emert , Robert D. Lundberg , Gregory C. Giffin
- 申请人: Frank J. Chen , Jacob Emert , Robert D. Lundberg , Gregory C. Giffin
- 申请人地址: NJ Linden
- 专利权人: Exxon Chemical Patents Inc.
- 当前专利权人: Exxon Chemical Patents Inc.
- 当前专利权人地址: NJ Linden
- 主分类号: B01J19/00
- IPC分类号: B01J19/00 ; B01J19/18 ; C08F2/34 ; C08F4/14 ; C08F4/42 ; C08F10/00 ; C08F10/10 ; C08F110/10
摘要:
There is provided a process for preparing polybutenes having enhanced reactivity using a BF.sub.3 catalyst and an immediate quench procedure and controlled polymerization times of 12 to 40 minutes in combination with isobutylene conversions of at least 70%.
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