Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1983-02-02
1984-05-22
Garvin, Patrick
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
502107, 502120, 502132, 502134, 502226, 526121, 526125, C08F 464, C08F 468
Patent
active
044502435
ABSTRACT:
Provided is a carrier for an olefin polymerization catalyst which carrier comprises a substance obtained by adding a liquid organic compound not dissolving a magnesium halide into a liquid medium having dissolved therein a substance which contains the magnesium halide as at least one component, the liquid medium further containing an oxide of Group II-IV metal or metals in the Periodic Table, followed by cooling to a temperature not higher than 0.degree. C. and subsequent heat treatment at a temperature in the range of 40.degree. to 200.degree. C.
REFERENCES:
patent: 3953414 (1976-04-01), Galli et al.
patent: 3991260 (1976-11-01), Matsuura et al.
Kuroda Nobuyuki
Matsuura Kazuo
Miyoshi Mituji
Shikatani Yutaka
Shiraishi Takeichi
Garvin Patrick
Nippon Oil Company Limited
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