Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1977-03-25
1979-04-24
Garvin, Patrick
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
526114, 526115, 526116, C08F 402, C08F 464, C08F 468
Patent
active
041511107
ABSTRACT:
An alpha-olefin such as ethylene is polymerized in the presence of a catalyst system consisting of (1) an alkyl-halide, alkyl-derivative or hydride of a metal belonging to one of the first three groups of the periodic system and (a) the combination product of a transition metal chloride and titanium trichloride said transition metal chloride being derived from the reaction of a transition metal carbonyl and titanium tetrachloride.
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patent: 3859267 (1975-01-01), Yamaguchi et al.
patent: 4037041 (1977-07-01), Cesca et al.
Bertolini Guglielmo
Bruzzone Mario
Cesca Sebastiano
Greco Alberto
Garvin Patrick
Snamprogetti S.p.A.
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