Styrenic copolymer/polyacetal/thermoplastic polyurethane or elas

Details Styrenic copolymer/polyacetal/thermoplastic polyurethane or elas Styrenic copolymer/polyacetal/thermoplastic polyurethane or elas

1992-04-08

1993-09-14

Short, Patricia A.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524291, 524504, 524507, 524512, 525 64, 525 66, 525131, 525154, 525399, 525400, C08L 2508, C08L 5106, C08L 5502

Patent

active

052449467

ABSTRACT:
Thermoplastic polymer blends comprising a monovinylidene aromatic copolymer, an acetal polymer and an elastomeric material such as a thermoplastic polyurethane or an elastomeric copolyester have good processability and a beneficial combination of physical and chemical properties including thermal/dimensional stability, impact resistance, chemical resistance and creep resistance. Said polymer blends are suitable for use in the preparation of a variety of molded utilitarian articles having good appearance and paintability.

REFERENCES:
patent: 3636140 (1972-01-01), Ingulli
patent: 4200567 (1980-04-01), Goldman
patent: 4277577 (1981-07-01), Burg
patent: 4665126 (1987-05-01), Kusumgar
patent: 4713414 (1987-12-01), Kusumgar

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