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1. (WO2001000694) AMMONIUM HETEROPOLYACID CATALYZED POLYMERIZATION OF OLEFINS

Pub. No.:    WO/2001/000694    International Application No.:    PCT/US2000/012766
Publication Date: Fri Jan 05 00:59:59 CET 2001 International Filing Date: Thu May 11 01:59:59 CEST 2000
IPC: C08F 10/10
C08F 110/10
Applicants: THE LUBRIZOL CORPORATION
Inventors: JOHNSON, John, R.
BURRINGTON, James, D.
Title: AMMONIUM HETEROPOLYACID CATALYZED POLYMERIZATION OF OLEFINS
Abstract:
Calcined ammonium salts of phosphotungstic acid are used to polymerize C2-C30 α-olefins and derivatives thereof to form highly reactive products having a high content of terminal vinylidene groups and β-isomers in resonance therewith.