Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-12-17
1992-04-14
Garvin, Patrick P.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526142, 502102, C08F 452
Patent
active
051049503
ABSTRACT:
A lanthanide based olefin polymerization catalyst and its use in polymerization are disclosed. The lanthanide based catalyst is prepared by contacting a lanthanide halide with an ether, then contacting the resulting lanthanide composition with an alkali or alkaline earth metal alkyl compound, and depositing the resulting lanthanide product on a particulate support.
REFERENCES:
patent: 4575538 (1986-03-01), Hsieh et al.
Conroy Brian K.
Martin Joel L.
Martin Shirley J.
McDaniel Max P.
Bowman Edward L.
Garvin Patrick P.
Peebles Brent M.
Phillips Petroleum Company
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