Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1980-03-06
1982-05-18
Garvin, Patrick
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
526137, C08F 464
Patent
active
043304311
ABSTRACT:
A propylene polymerization catalyst is formed by incorporation into a catalytic mixture, comprising a transition metal compound and an organoaluminum compound, effective amounts of hydrohalic mineral acids whereby the amount of n-hexane-soluble polymeric product is decreased.
REFERENCES:
patent: 3121064 (1964-02-01), Patat et al.
Garvin Patrick
Magidson William H.
McClain William T.
Oliver Wallace L.
Standard Oil Company (Indiana)
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