C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/381, 402/610
C08F 2/34 (2006.01) B01J 8/10 (2006.01) B01J 8/36 (2006.01) B01J 8/38 (2006.01) B01J 19/18 (2006.01) C08F 4/64 (2006.01) C08F 10/00 (2006.01)
Patent
CA 1103396
ABSTRACT Vapor phase polymerization of an olefin which comprises conveying inactive high yield titanium catalyst component to a vapor phase polymerization reactor with a liquid comprising recycled quench liquid, reactivating said inactive high yield titanium catalyst component inside the reactor with a metal alkyl reducing agent and polymerizing olefin under has phase polymeri- zation conditions with reactivated high yield catalyst to form a resinous polymer of an olefin having a low level of catalyst residues.
315289
Fotis Peter
Hoff Glen R.
Melquist John L.
Gowling Lafleur Henderson Llp
Standard Oil Company
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