Paper feeding roll with non-bloomed surface

Paper feeding roll with non-bloomed surface

  • CN 102,079,152 B
  • Filed: 11/04/2010
  • Issued: 06/24/2015
  • Est. Priority Date: 11/04/2010
  • Status: Active Grant
First Claim
Patent Images

1. a paper feeding wheel for surperficial no blooming, this paper feeding wheel is made up of plastic skeleton and the rubber wheel overlapped thereon or cover, it is characterized in that, described rubber wheel or cover are made up of rubber composition, and this rubber composition comprises:

  • (1) rubber that wearability is good, this rubber is the composition of butadiene rubber, natural rubber;

    (2) rubber vulcanization system for no blooming, is suitable for described butadiene rubber, the composition of natural rubber;

    (3) more than one antioxidant;

    Described rubber composition specifically comprises;

    Butadiene rubber 40 partsNatural rubber 60 partsStearic acid 1 part3 parts, zinc oxide2,2,4-trimethyl-1,2-dihyaroquinoline (anti-aging agent RD) 0.8 part2-mercaptobenzimidazole 1 partDibenzothiazyl disulfide 1 partN cyclohexyl 2 benzothiazole sulfenamide 1.2 parts1.5 parts, sulphurWhite carbon 5 parts;

    Described part is parts by weight.

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