vibration damping rubber composition and vibration-proof rubber

vibration damping rubber composition and vibration-proof rubber

  • CN 102,666,705 B
  • Filed: 11/15/2010
  • Issued: 04/06/2016
  • Est. Priority Date: 11/18/2009
  • Status: Active Grant
First Claim
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1. a vibration damping rubber composition, it comprises polydiene and as the carbon black of filler and silicon-dioxide, wherein said vibration damping rubber composition is characterised in that described carbon black (a) and described silicon-dioxide (b) with the ratio of mixture of mass ratio range for (a)/(b)=80/20 to 20/80, the amount that silane coupling agent is 1-10wt% with the amount based on silicon-dioxide is mixed into, the iodine absorption value of described carbon black in the scope of 40 to 140g/kg and DBP oil number in the scope of 90 to 160ml/100g, and described silicon-dioxide is that the N2 adsorption specific surface area of BET method is at 80 to 230m 2silica gel within the scope of/g.

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