基本信息:
- 专利标题: AN APPARATUS FOR THE PRODUCTION OF POLYETHYLENE AND ETHYLENE COPOLYMERS
- 专利标题(中):用于生产聚乙烯和乙烯共聚物的装置
- 申请号:PCT/EP2007/003040 申请日:2007-04-04
- 公开(公告)号:WO2007134670A1 公开(公告)日:2007-11-29
- 发明人: CLAESSENS, Roger , LAMMENS, Henri, A. , VAES, Geert , VAN NULAND, Tom
- 申请人: EXXONMOBIL CHEMICAL PATENTS INC. , CLAESSENS, Roger , LAMMENS, Henri, A. , VAES, Geert , VAN NULAND, Tom
- 申请人地址: 5200 Bayway Drive Baytown, TX 77520-5200 US
- 专利权人: EXXONMOBIL CHEMICAL PATENTS INC.,CLAESSENS, Roger,LAMMENS, Henri, A.,VAES, Geert,VAN NULAND, Tom
- 当前专利权人: EXXONMOBIL CHEMICAL PATENTS INC.,CLAESSENS, Roger,LAMMENS, Henri, A.,VAES, Geert,VAN NULAND, Tom
- 当前专利权人地址: 5200 Bayway Drive Baytown, TX 77520-5200 US
- 代理机构: VELDHUIZEN, Albert, Dirk, Willem
- 优先权: GB0609973.3 20060519
- 主分类号: B01J3/04
- IPC分类号: B01J3/04 ; C08F10/02 ; B01J8/00 ; B01J19/24
摘要:
The invention provides an apparatus and a process for the high pressure polymerization of ethylene, optionally with one or more comonomers, in which unreacted monomer is separated from the polymer in a separation system having at least first, second and third separation vessels and in which off gas from the second vessel is recombined back into the product mixture upstream of the first separation vessel, preferably using a jet pump.
摘要(中):
本发明提供了一种用于乙烯(任选与一种或多种共聚单体)的高压聚合的装置和方法,其中在具有至少第一,第二和第三分离容器的分离系统中未反应的单体与聚合物分离, 优选使用喷射泵将来自第二容器的气体重新回到第一分离容器上游的产物混合物中。
IPC结构图谱:
B | 作业;运输 |
--B01 | 一般的物理或化学的方法或装置 |
----B01J | 化学或物理方法,例如,催化作用、胶体化学;其有关设备 |
------B01J3/00 | 利用低于或高于大气压力使物质发生化学或物理变化的方法;其有关设备 |
--------B01J3/04 | .压力容器,例如,高压釜 |