Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1979-11-19
1981-05-19
Garvin, Patrick
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252431R, 252431C, 526151, C08F 402, C08F 464
Patent
active
042684188
ABSTRACT:
A novel olefin polymerization and copolymerization catalyst and method is provided wherein the catalyst is prepared by mixing an alkyl aluminum halide, a dialkyl magnesium compound and a reducible titanium compound of the formula Ti(OR).sub.n X.sub.4-n where R is an alkyl group, preferably of 1-6 carbon atoms, X is a halogen atom, and n is an integer between 0 and 4, inclusive, in the presence of a solvent and a particulate organic polymer whereby a reaction product is formed on the particles, and evaporating the solvent. The catalyst is active in the presence of an organometallic co-catalyst.
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Chemplex Company
Garvin Patrick
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