Process for the preparation of functionalized polymers

Details Process for the preparation of functionalized polymers Process for the preparation of functionalized polymers

1988-10-11

1990-05-22

Lipman, Bernard

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

Synthetic resins

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

5253328, 5253329, 5253331, 5253332, 525383, C08F 800

Patent

active

049278924

ABSTRACT:
The present invention relates to a process for the preparation of a functionalized polymer comprising reacting a polymer or copolymer of a conjugated diene, at least part of the (co)polymer being formed by 1,2-polymerization, with (a) CO and (b) water and/or an alcohol, in the presence of (i) a Pd compound, (ii) a ligand and (iii) an acid, except hydrohalogenic acids.

REFERENCES:
patent: 3539654 (1970-11-01), Pautrat et al.
patent: 3776981 (1973-12-01), Winkler et al.

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