Amorphous phtalocyanine compound has or a mixture of amorphous phthalocyanine compounds, and a method for their preparation

摘要

There are here disclosed an amorphous alkoxyphthalocyanine which is a compound or a mixture of compounds represented by the formula (1) shown in Claim 1; and a method for preparing this amorphous alkoxyphthalocyanine which comprises the step of heating a crystalline phthalocyanine compound or a mixture of crystalline phthalocyanine compounds in an organic solvent.