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US5302479A Crystals of hydroxygallium phthalocyanine, method of preparing the crystals, photoconductive material comprising the crystals, and electrophotographic photoreceptor comprising the material 失效
羟基镓酞菁的晶体,晶体的制备方法,包含晶体的光电导材料和包含该材料的电子照相感光体

Crystals of hydroxygallium phthalocyanine, method of preparing the
crystals, photoconductive material comprising the crystals, and
electrophotographic photoreceptor comprising the material
摘要:
Crystals of hydroxygallium phthalocyanine, a method of preparing the crystals, a photoconductive material containing the crystals, and an electrophotographic photoreceptor having the material. The photoreceptor has excellent electrophotographic characteristics. The crystals of hydroxygallium phthalocyanine have distinct diffraction peaks at (i) 7.5.degree., 9.9.degree., 12.5.degree., 16.3.degree., 18.6.degree., 25.1.degree. and 28.3.degree., or (ii) 7.7.degree., 16.5.degree., 25.1.degree. and 26.6.degree., or (iii) 7.9.degree., 16.5.degree., 24.4.degree. and 27.6.degree., or (iv) 7.0.degree., 7.5.degree., 10.5.degree., 11.7.degree., 12.7.degree., 17.3.degree., 8.1.degree., 24.5.degree., 26.2.degree. and 27.1.degree., or (v) 6.8.degree., 12.8.degree., 15.8.degree. and 26.0.degree. or (vi) 7.4.degree., 9.9.degree., 25.0.degree., 26.0.degree., and 28.2.degree. of the Bragg angle (2.theta..+-.0.2) in the X-ray diffraction spectrum. The electrophotographic photoreceptor has a light-sensitive layer containing the photoconductive material of the crystals.
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