Polyacetal resin composition and sliding member

Details Polyacetal resin composition and sliding member Polyacetal resin composition and sliding member

1996-01-16

1997-10-21

Clark, W. Robinson H.

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

Synthetic resins

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

525 92, 525 95, 525 98, 525154, 525155, 525222, 525227, 525232, 525240, 525241, 525401, 525404, 525408, 525409, C08L 2320, C08L 2316, C08L 2308, C08L 3104

Patent

active

056797435

ABSTRACT:
The disclosure describes a polyacetal resin composition comprising 100 parts by weight of a polyacetal resin (A), 0.3 to 10 parts by weight of an olefin copolymer (B) composed of 30 to 70 wt % of ethylene-propylene-diene rubber (B.sub.1), 30 to 70 wt % of an ethylene-vinyl acetate copolymer (B.sub.2) with a vinyl acetate content of 18 to 40 wt % and 1 to 25 wt % of an ethylene-(C.sub.4-6)olefin-1 copolymer (B.sub.3), and 0.1 to 10 parts by weight of a styrene-based thermoplastic elastomer (C) having a functional group.

REFERENCES:
patent: 4041002 (1977-08-01), Aboshi et al.
patent: 4628072 (1986-12-01), Shiraki et al.
patent: 4877827 (1989-10-01), Van Derbroep
patent: 5318813 (1994-06-01), Flexman, Jr.
Database WPI Week 9212, Derwent Publications Ltd. London, GB; AN 92-093019 & JP-A-4 036 341 (Asahi Chemical Ind. KK) 6 Feb. 1992 Abstract.
Wen-Yen Chiang et al. "Properties of copolymer-type polyacetal/ethylene . . . " Journal of Applied Polymer Science, 47 (1993) Jan. 5, No. 1, New York, US, pp. 105-112.

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