Polymer hydrogenation process

Details Polymer hydrogenation process Polymer hydrogenation process

1988-06-01

1989-03-14

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253293, 525339, C08F 804

Patent

active

048125288

ABSTRACT:
Selective hydrogenation of the carbon-carbon double bonds of conjugated diene copolymers is effective homogeneous solution in an organic solvent in the presence of certain divalent ruthenium carbonyl complex catalysts. The ruthenium catalysts have the general formula:

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patent: 4464515 (1984-08-01), Rempel et al.
patent: 4631315 (1986-12-01), Buding et al.
patent: 4673757 (1987-06-01), Fiedler et al.

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