Coupling of alkali metal-terminated polymers

Details Coupling of alkali metal-terminated polymers Coupling of alkali metal-terminated polymers

1978-08-21

1980-12-23

Hamrock, William F.

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

Synthetic resins

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

525335, 525385, 525386, C08f 800, C08f 802, C08f 806

Patent

active

RE0304603

ABSTRACT:
Alkali metal-terminated polymers of one or more alkadienes and of one or more vinyl-substituted aromatic monomers are effectively coupled by an anhydride of a monocarboxylic acid having 2 to 8 carbon atoms per molecule.

REFERENCES:
patent: 3135716 (1964-06-01), Uraneck et al.
patent: 3281383 (1966-10-01), Zelinski et al.
patent: 3551392 (1970-12-01), Snyder et al.
patent: 3594452 (1971-07-01), De La Mare et al.
patent: 3631156 (1971-12-01), Vaughn et al.
patent: 3651025 (1972-03-01), Bean et al.
patent: 3668279 (1972-06-01), Loveless et al.
patent: 3766301 (1973-10-01), De La Mare et al.
patent: 3803087 (1974-04-01), Vaughn
patent: 4049753 (1977-09-01), Moczygemba

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