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METHODS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND ORGANIC DEVICE EACH HAVING CHARGE TRANSPORTING LAYER

  • US 20140322434A1
  • Filed: 12/06/2012
  • Published: 10/30/2014
  • Est. Priority Date: 12/22/2011
  • Status: Active Grant
First Claim
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1. A method of producing an electrophotographic photosensitive member which comprises a support and a charge transporting layer formed thereon, comprising the steps of:

  • preparing a first solution comprising;

    a first liquid having a solubility in water at 25°

    C. and 1 atm of 1.0 mass % or less,a charge transporting substance, anda binder resin,preparing a second solution comprising;

    a second liquid having a solubility in water at 25°

    C. and 1 atm of 5.0 mass % or more and a solubility in the first liquid at 25°

    C. and 1 atm of 5.0 mass % or more, andwater,dispersing the first solution in the second solution to prepare an emulsion,forming a coat of the emulsion, andheating the coat to form the charge transporting layer.

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