Tapered block copolymers

Details Tapered block copolymers Tapered block copolymers

1989-11-24

1991-09-10

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...

5253329, 525330, 525339, C08F 804

Patent

active

050474847

ABSTRACT:
Tapered block copolymers of monovinylidene aromatic monomers and conjugated diene monomers having an isolated polymerized monovinylidene atomatic content of from 30 to 75 percent, hydrogenated derivatives thereof and a process for their preparation.

REFERENCES:
patent: 3431323 (1969-03-01), Jones
patent: 3507934 (1970-04-01), Minor et al.
patent: 3700633 (1972-10-01), Wald et al.
patent: 3792127 (1974-02-01), Gillies

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