| abstract |
Disclosed is a phthalocyanine composition which comprises having clear diffraction peaks at 17.9 DEG , 24.0 DEG , 26.2 DEG and 27.2 DEG of Bragg angles (2 theta +/-0.2 DEG ) in an X-ray diffraction spectrum with Cu K alpha , a process for preparing the same, an electrophotographic photoreceptor using the same and a coating solution for forming a charge generation layer containing the same. |