Polycarbonate copolymer, molded body, optical material, and electrophotographic photosensitive body

Polycarbonate copolymer, molded body, optical material, and electrophotographic photosensitive body

  • CN 102,352,028 A
  • Filed: 10/18/2007
  • Published: 02/15/2012
  • Est. Priority Date: 10/18/2006
  • Status: Active Application
First Claim
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1. a Copolycarbonate is made up of through polycondensation the monomer of following formula (3) expression and the monomer of following formula (4) expression, it is characterized in that,The content of biphenol compound in the monomer of above-mentioned formula (3) expression that has 3 phenol property hydroxyls in a part below 300 quality ppm,

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