Rubber-modified monovinylidene aromatic polymer compositions

Details Rubber-modified monovinylidene aromatic polymer compositions Rubber-modified monovinylidene aromatic polymer compositions

1987-03-17

1988-11-15

Briggs, Sr., Wilbert J.

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

Synthetic resins

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

525 86, C08L 5104

Patent

active

047850515

ABSTRACT:
According to the present invention, there are produced rubber-modified monovinylidene aromatic polymers having three different types of rubber particles. The first is a small particle. The second is a large emulsion particle. The third is a large mass particle. Compositions according to the present invention exhibit good combinations of toughness and gloss.

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patent: 4009226 (1977-02-01), Ott et al.
patent: 4233409 (1980-11-01), Bulkley
patent: 4430478 (1984-02-01), Schmitt et al.
patent: 4524180 (1985-06-01), Sun

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