Coupling process

Details Coupling process Coupling process

1982-05-26

1983-10-04

Levin, Stanford M.

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

Synthetic resins

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

525271, 556465, 556466, C08F 800, C08F 818, C08F29704

Patent

active

044080174

ABSTRACT:
Lithium metal-terminated polymers of one or more alkadienes and of one or more monoalkenyl arenes are coupled by reaction with a coupling agent which has the general formula ##STR1## where X is hydrogen, halogen or an alkyl group and Y is halogen or an alkoxy group.

REFERENCES:
patent: 3880954 (1975-04-01), Kahle et al.
patent: 4185042 (1980-01-01), Verkouw

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