Process for hydrogenating nitrile group-containing unsaturated p

Details Process for hydrogenating nitrile group-containing unsaturated p Process for hydrogenating nitrile group-containing unsaturated p

1987-11-19

1989-08-01

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, C08F 804

Patent

active

048534412

ABSTRACT:
An advantageous process for the heterogeneous catalytic hydrogenation of nitrile group-containing unsaturated polymers retaining nitrile groups, is characterised in that palladium supported on alkaline earth metal carbonates is used as hydrogenation catalyst.

REFERENCES:
patent: 4452951 (1984-06-01), Kubo et al.
Author: Rachapudy et al., Title: "Properties of Amorphous and Crystallizable Hydrocarbon Polymers. III. Studies of Hydrogenation of Polybutadiene" from Journal of Polymer Science: Polymer Physics Edition, vol. 17, pp. 1211-1222, dtd 1979.
Author: Schulz et al., Title: "The Heterogeneous Hydrogenation of Hydrogenation of Polyisoprene", from Chemical Abstracts, vol. 101, p. 76, dtd 1984.

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