Polyacetal resin compositions comprising boric acid

Details Polyacetal resin compositions comprising boric acid Polyacetal resin compositions comprising boric acid

1997-06-18

2000-10-24

Krass, Frederick

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524130, 524132, 524141, 524151, 524152, 524153, 524248, 524291, 524342, 524343, 524345, 524348, 524349, 524351, 524352, 524404, 524405, 2063871, 360104, 360110, 360134, C08K 1302, C08L 5900

Patent

active

061369020

ABSTRACT:
To provide a polyacetal resin composition having an excellent corrosion inhibiting effect on metals, particularly reduced in the adverse effect on magnetic tapes or the like, and suitable for use in producing component parts of a magnetic tape cassette such as a reel hub or tape guide, 100 parts by weight of a polyacetal resin (A) is blended with 0.05 to 5 parts by weight of an antioxidant (B), 0.001 to 5 parts by weight of a specified nitrogen-containing compound (C), and 0.001 to 3 parts by weight of a boric acid compound.

REFERENCES:
patent: 3219727 (1965-11-01), Kray et al.
patent: 4652594 (1987-03-01), Auerbach et al.
patent: 4744934 (1988-05-01), Christy
patent: 5137958 (1992-08-01), Matsunami et al.
J50151952 A polyacetal compsn. Prepd. Contg. a fatty acid boric acid glycerol ester (1985).

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