Graft polymers having a mat surface

Details Graft polymers having a mat surface Graft polymers having a mat surface

1985-05-30

1987-05-26

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 77, 525 78, 525279, 525281, 525291, 525293, 525301, C08F27902, C08L 5104

Patent

active

046687378

ABSTRACT:
A graft product of from 40 to 99.8 parts by weight of styrene, .alpha.-methyl styrene, p-methyl styrene, vinyl toluene, methyl methacrylate or mixtures thereof, from 20 to 0.1 part by weight of a vinyl-group-containing, preferably heterocyclic nitrogen base, from 20 to 0.1 part by weight of a mono- or di-acid containing a polymerizable double bond and from 0 to 49 parts by weight of acrylonitrile on a particulate rubber having an average particle diameter (d.sub.50) of from 0.05 to 20.0 .mu.m and a glass temperature of .ltoreq.10.degree. C., the total rubber content amounting to between 5 and 80% by weight.

REFERENCES:
patent: 2991258 (1961-07-01), Haward et al.
patent: 3378605 (1968-04-01), Baer
patent: 3683049 (1972-08-01), Kaku et al.
patent: 3819765 (1974-06-01), O'Shea
patent: 4504625 (1985-03-01), Kitsunai et al.
patent: 4592960 (1986-06-01), Inoue et al.

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