POLYCARBONATE POLYMER, COATING LIQUID, AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY
申请人:Hikosaka Takaaki
公开号:US20100233603A1
公开(公告)日:2010-09-16
A polycarbonate polymer includes: a monomer unit represented by a formula (1A) below; and a monomer unit represented by a formula (2). A haze of a solution that is obtained by dissolving the polycarbonate polymer in THF (tetrahydrofuran) at a concentration of 10 mass % is 5% or less (according to JIS K7105, optical path length of 10 mm).
In the formula (1A), R and R′ each independently represent a hydrogen atom, a halogen atom, an alkyl group having 1 to 12 carbon atoms or a substituted or unsubstituted aryl group having 6 to 12 carbon atoms; n1 is an integer in a range of 2 to 4; and n2 is an integer in a range of 25 to 220; and
in the formula (2), Ar represents a divalent aromatic group.
一种聚碳酸酯聚合物包括:由以下式(1A)表示的单体单位;和由式(2)表示的单体单位。将聚碳酸酯聚合物以10质量%的浓度在THF(四氢呋喃)中溶解得到的溶液的浑浊度小于或等于5%(根据JIS K7105,光程为10毫米)。在式(1A)中,R和R'各自独立表示氢原子,卤素原子,具有1到12个碳原子的烷基或具有6到12个碳原子的取代或未取代芳基基团;n1是2到4之间的整数;n2是25到220之间的整数;在式(2)中,Ar表示二价芳香基团。