Titanium chloride propylene polymerization catalyst and process

Details Titanium chloride propylene polymerization catalyst and process Titanium chloride propylene polymerization catalyst and process

1980-01-14

1981-02-17

Garvin, Patrick

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

526138, 526139, 526140, 526141, 526142, C08F 464

Patent

active

042513898

ABSTRACT:
Titanium chloride catalysts having improved activity to polymerize propylene are prepared by treating TiCl.sub.4 with an aluminum alkyl and treating the resulting titanium chloride catalysts with carbon dioxide and a Lewis base such as di(n-butyl) ether at an elevated temperature.

REFERENCES:
patent: 3549717 (1970-12-01), Itakura et al.
patent: 3984350 (1976-10-01), Karayannis et al.
patent: 4177160 (1979-12-01), Cecchin et al.

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