Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-09-11
1991-04-23
Smith, Edward J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
502114, 502115, 502117, 526 99, 526101, C08F 424, C08F 1002
Patent
active
050101510
ABSTRACT:
A method of preparing ethylene polymers which comprises polymerizing ethylene, or ethylene and one or more .alpha.-olefins other than ethylene in the presence of a composite catalyst which catalyst comprises:
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patent: 3715321 (1973-02-01), Horvath
patent: 4374234 (1983-02-01), Strickland et al.
patent: 4376720 (1983-03-01), Sakurai et al.
Idemitsu Petrochemical Co. Ltd.
Smith Edward J.
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