High modulus belt composition and belts made therewith

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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525133, 525139, C08L 902

Patent

active

061536865

ABSTRACT:
A high modulus composition based on a mixture of a hydrogenated acrylonitrile butadiene rubber which has been modified with either zinc methacrylate or a combination of zinc oxide and methacrylic acid and an unmodified hydrogenated acrylonitrile butadiene rubber for use in high load-bearing synchronous drive belts and belts made therewith.

REFERENCES:
patent: 4031768 (1977-06-01), Henderson et al.
patent: 4244234 (1981-01-01), Standley
patent: 4634726 (1987-01-01), Martin
patent: 4990570 (1991-02-01), Suito
patent: 5208294 (1993-05-01), Brown
patent: 5370915 (1994-12-01), Hirakawa
patent: 5405690 (1995-04-01), Hirkawa
patent: 5501908 (1996-03-01), Shioyama
patent: 5599246 (1997-02-01), Fujiwara et al.
patent: 5731371 (1998-03-01), Nesbitt et al.
patent: 5830946 (1998-11-01), Ozawa et al.
Article by Trevor Brown: "Compounding for Maximum Heat Resistance and Load Bearing Capacity in HNBR Belts"; Rubber World Magazine Oct., 1993; p. 53.
Article by Trevor Brown: "Using HNBR to Improve Belt Compounds"; Rubber & Plastic News; Jun. 7, 1993; p. 45.
Paper by Robert C Klingender: "Use of Highly Saturated Nitrile in Rubber Roll Coverings"; Jan. 31, 1990.

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