Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1978-09-28
1980-07-15
Smith, Edward J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
252429C, 526142, 5263486, C08F 466, C08F21002
Patent
active
042129613
ABSTRACT:
A process for producing soft copolymers which comprises copolymerizing ethylene and butene-1 in the presence of a catalyst comprising (1) a reaction product of (A) an organic titanium compound of the formula,
REFERENCES:
patent: 3058963 (1962-10-01), Vandenberg
patent: 3801558 (1974-04-01), Fletcher et al.
patent: 3821186 (1974-06-01), Grant
patent: 3917575 (1975-11-01), Matsuura et al.
Kobayashi Akio
Mashita Kentaro
Smith Edward J.
Sumitomo Chemical Company Limited
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