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TONER FOR ELECTROPHOTOGRAPHY

  • US 20180348656A1
  • Filed: 12/04/2015
  • Published: 12/06/2018
  • Est. Priority Date: 12/16/2014
  • Status: Active Grant
First Claim
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1. A toner for electrophotography comprisinga resin binder comprising a crystalline composite resin C and an amorphous polyester A andan ester wax,wherein the crystalline composite resin C is a resin comprising a polycondensation resin component and a styrenic resin component, wherein the polycondensation resin component is obtained by polycondensing an alcohol component comprising an aliphatic diol having 9 or more carbon atoms and 14 or less carbon atoms, and a carboxylic acid component comprising an aliphatic dicarboxylic acid compound having 9 or more carbon atoms and 14 or less carbon atoms,wherein a mass ratio of the amorphous polyester A to the crystalline composite resin C (amorphous polyester A/crystalline composite resin C) is 60/40 or more and 95/5 or less, andwherein a mass ratio of the crystalline composite resin C to the ester wax (crystalline composite resin C/ester wax) is 0.5 or more and 9 or less.

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