×

Urethane resin composition and a conductive roller using same

  • US 9,376,539 B2
  • Filed: 05/30/2012
  • Issued: 06/28/2016
  • Est. Priority Date: 06/16/2011
  • Status: Active Grant
First Claim
Patent Images

1. A urethane resin composition comprising:

  • a urethane resin having a carboxyl group on a side chain;

    a cross-linking agent having an epoxy group; and

    an ester comprising a sugar and an unbranched saturated fatty acid having 16 to 24 carbon atoms as a foaming agent, wherein the sugar is a sucrose.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×