Rubber-reinforced vinyl aromatic (CO) polymer

Details Rubber-reinforced vinyl aromatic (CO) polymer Rubber-reinforced vinyl aromatic (CO) polymer

1997-01-21

1998-05-26

Schofer, Joseph L.

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

Synthetic resins

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

525 71, 525 98, 525316, C08L 5104, C08L 5302

Patent

active

057565791

ABSTRACT:
A rubber-reinforced vinyl aromatic (co)polymer comprising a polymeric matrix and a rubber phase dispersed and/or grafted in the polymeric matrix and consisting of a mixture of(i) a diene rubber and(ii) a vinyl aromatic monomer/conjugated 1,3-diene linear block copolymer, said block copolymer having a diene content exceeding 80 wt % and, respectively, a vinyl aromatic monomer content of less than 20 wt %.

REFERENCES:
patent: 3497572 (1970-02-01), Childers et al.
patent: 4187261 (1980-02-01), Slima
patent: 4294937 (1981-10-01), Whitehead
patent: 4524180 (1985-06-01), Sun
patent: 5250618 (1993-10-01), Faluso
Patent Abstracts of Japan, vol. 13, No. 134 (C-581), Apr. 4, 1989, JP-A-63 301 210, Dec. 8, 1988.

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