Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1980-10-10
1981-12-15
Levin, Stanford M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
252429B, 5263486, 526352, 5263522, C08F 402, C08F 1002
Patent
active
043060463
ABSTRACT:
An ethylene polymer is produced with an excellent yield by bringing a feed containing ethylene into contact with a catalyst which comprises (A) a solid catalytic ingredient prepared (a) by reacting a Grignard compound with an aluminium halide-tetraalkoxysilane reaction product and (b) bringing the resultant reaction product into contact with titanium tetrahalide and; (B) another catalytic ingredient consisting of a trialkyl aluminium.
REFERENCES:
patent: 3989878 (1976-11-01), Aishima et al.
patent: 4105847 (1978-08-01), Ito et al.
Shimizu Michimasa
Tamura Masanori
Ueno Haruo
Yano Takefumi
Yuasa Sakae
Levin Stanford M.
Ube Industries Ltd.
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