Title:
気相中におけるα-オレフィンの重合
Document Type and Number:
Japanese Patent JP4242456
Kind Code:
B2
Abstract:
alpha-Olefins are polymerized in the gas phase at from 30 to 150° C. and a pressure of from 5 to 80 bar using a catalyst or a catalyst mixture containing as antistatic agent from 0.1 to 5% by weight of ZnO and/or anhydrous MgO, based on the total amount of the catalyst mixture, except for a process in which the catalyst mixture comprises a chromium catalyst and MgO-supported Ziegler catalyst which is modified with an alkene and with alkylaluminum hydride and also comprises free MgO and the total amount of the MgO is not less than 2% by weight of the catalyst mixture.
Inventors:
Mihan, Shahlam
Lange, Armin
Rosendorfer, Philip
Hack, Johannes
Lange, Armin
Rosendorfer, Philip
Hack, Johannes
Application Number:
JP54492098A
Publication Date:
March 25, 2009
Filing Date:
April 02, 1998
Export Citation:
Assignee:
BASF SE
International Classes:
C08F4/69; C08F2/34; C08F2/44; C08F4/60; C08F10/00; C08F10/02
Domestic Patent References:
JP7292028A |
Foreign References:
US5391657 |
Attorney, Agent or Firm:
Satoshi Eto
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