Process for producing polyoxymethylene-polyurethane type alloy

Details Process for producing polyoxymethylene-polyurethane type alloy Process for producing polyoxymethylene-polyurethane type alloy

1989-06-05

1990-08-07

Jacobs, Lewis T.

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

Synthetic resins

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

525410, 525456, 524590, 524594, 524542, C08L 5900

Patent

active

049469061

ABSTRACT:
A process for producing a polyoxymethylene-polyurethane type alloy, which comprises allowing a polyisocyanate compound, a short chain polyol with a molecular weight of 62 to 350, a long chain polyol with a number-average molecular weight of 400 to 5,000, and optionally additives to react with each other in the presence of at least one or polyoxymethylene polymers.

REFERENCES:
patent: 4707525 (1987-11-01), LaNieve et al.
patent: 4804716 (1989-02-01), Flexman, Jr.

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