Mitsubishi Chemical Corporation

Takayuki Shouda

Akiteru Fujii

Atsushi Yoshizawa

Teruyuki Mitsumori

Koichiro Iida

Mitsuo Wada

Hideki Gorohmaru

Yanjun Li

Tatsushi Baba

Wataru Miyashita

Emi Nakamoto

Mikiko Sato

The present invention relates to an electrophotographic photoreceptor comprising: a conductive support; and a photosensitive layer on the conductive support, wherein the photosensitive layer contains a charge transport substance, a binder resin, and a compound which has a molecular weight of equal to or less than 350, and is represented by General Formula (1).

Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge, and image forming apparatus

The present invention relates to a polymer comprising a repeating unit containing a specific partial structure and a repeating unit containing a crosslinking group, a composition for an organic electroluminescent element comprising the polymer, and an organic electroluminescent element comprising an organic layer formed using the composition for an organic electroluminescent element by a wet film formation method.

Polymer and organic electroluminescent element

An electrophotographic photoreceptor having a photosensitive layer containing a charge generation material and a charge transport material on an electroconductive substrate, wherein the charge transport material has a polarizability .alpha. of the formula, .alpha.&gt;100 (.ANG..sup.3) and a dipole moment P of the formula, P&lt;1.6 (D).

Electrophotographic photoreceptor

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Kanagawa, Japan

Takayuki Shouda