Method of making novel rubbery block copolymers and pressure-sen

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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260880B, C08L 2510

Patent

active

041487710

ABSTRACT:
Rubbery coupled conjugated diene/monovinyl-substituted aromatic hydrocarbon teleblock copolymers are prepared by incremental addition of both monovinyl-substituted aromatic hydrocarbon and initiator. The resulting copolymers can be used to produce improved pressure-sensitive adhesives.

REFERENCES:
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patent: 3637554 (1972-01-01), Childers
patent: 3639517 (1972-02-01), Kitchen
patent: 3658740 (1972-04-01), Marrs
patent: 3753936 (1973-08-01), Marrs
patent: 3950291 (1976-04-01), Jurrens
patent: 3993613 (1976-11-01), Doss

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