Polyoxymethylene resin compositions having improved weatherabili

Details Polyoxymethylene resin compositions having improved weatherabili Polyoxymethylene resin compositions having improved weatherabili

1995-06-07

1996-06-04

Marquis, Melvyn I.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

525 64, 525154, 524102, 524504, 524512, 524 91, C08L 3904, C08L 6102, C08K 534

Patent

active

055233414

ABSTRACT:
The present invention is aimed at improving the weathering resistance of a polyoxymethylene resin without adversely affecting its excellent mechanical properties. The invention comprises incorporating into polyoxymethylene a UV absorber and/or a light stabilizer, along with a grafted copolymer containing epoxy-containing olefinic monomer units and/or a polymer containing oxazolyl groups.

REFERENCES:
patent: 3960984 (1976-06-01), Kohan
patent: 5036120 (1991-06-01), Orikasa
patent: 5086095 (1992-02-01), Katsumata
patent: 5208279 (1993-05-01), Katsumata
patent: 5418286 (1995-05-01), Takahashi

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