A titanyl phthalocyanine crystal having an X-ray diffraction spectrum having a plurality of diffraction peaks in which a maximum diffraction peak is observed at a Bragg (2 .theta.) angle of 27.2.degree..+-.0.2.degree. and a diffraction peak is observed at a lowest Bragg (2.theta.) angle of 7.3.degree..+-.0.2.degree. when a specific X-ray of Cu--K.alpha. having a wavelength of 1.514 .ANG. irradiates the titanyl phthalocyanine crystal. A photoreceptor having a photosensitive layer including the titanyl phthalocyanine crystal is also provided.

 
Web www.patentalert.com

> Image forming apparatus, image forming system, and electrophotographic print

~ 00331