Heat-transfer composition, preparation method thereof, and heat-emission board using same

Heat-transfer composition, preparation method thereof, and heat-emission board using same

  • CN 102,190,880 B
  • Filed: 03/17/2010
  • Issued: 07/17/2013
  • Est. Priority Date: 03/17/2010
  • Status: Active Grant
First Claim
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1. a heat transfer compositions is characterized in that, comprises:

  • One molecular-weight average is between 10000 and 400000 waterborne polyurethane resin, the hardness Shore D level scope of described waterborne polyurethane resin is 20 to 40, wherein the emulsification hydrophilic radical that contains a hydrophilic ethylene oxide group on the main chain of this waterborne polyurethane resin and contain monosulfonic acid sodium quadrol at a side chain.

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