Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1974-11-22
1977-09-13
Henderson, Jr., Christopher A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
252429R, 526136, 526140, 526141, 526335, 526337, C08D 134, C08D 114
Patent
active
040484181
ABSTRACT:
Method of polymerizing conjugated diolefinic monomers containing from 4 to about 12 carbon atoms to high molecular weight polymers by bringing said monomers into contact with a catalyst system consisting of (1) an iron-containing compound, (2) an organometallic reducing agent from Groups I and III of the Periodic Table, and (3) a nitrogen-containing ligand.
REFERENCES:
patent: 3300466 (1967-01-01), Marullo
patent: 3446788 (1969-05-01), Throckmorton
patent: 3483177 (1969-12-01), Throckmorton
patent: 3778424 (1973-12-01), Sugiura
patent: 3817954 (1974-06-01), Kawakami
Brunner F. W.
Clowney J. Y.
Henderson, Jr. Christopher A.
The Goodyear Tire & Rubber Company
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