Graft copolymers effective as additives to unsaturated polyester

Details Graft copolymers effective as additives to unsaturated polyester Graft copolymers effective as additives to unsaturated polyester

1989-08-30

1991-12-03

Bleutge, John C.

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

Synthetic resins

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

525301, 525 63, 526266, 5263171, 526318, C08G 6308, C08F28314

Patent

active

050701479

ABSTRACT:
A graft copolymer, which is effective as an additive to unsaturated polyester resins, contains 10-80 weight % of a macromonomer of a specified kind, 20-89.9 weight % of a vinyl monomer of another specified kind, and 0.1-5 weight % of vinyl monomers of still other kinds. If necessary, up to 40 weight % of still another constituent of a specified kind may be contained.

REFERENCES:
patent: 3760034 (1973-09-01), Critchfield et al.
patent: 4670485 (1987-07-01), Hesse et al.

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