G - Physics – 03 – G
Patent
G - Physics
03
G
G03G 9/09 (2006.01) G03G 9/08 (2006.01)
Patent
CA 2058007
ABSTRACT OF THE DISCLOSURE An electrophotographic yellow toner comprising binder resins having dispersed therein acetoacetanilide type monoazo pigments in its amorphous phase. The toner is excellent in transparency and spectral reflection characteristics. The toner is prepared by a process comprising a step of subjecting a colorant containing acetoacetanilide monoazo pigments and binder resins to heat treatment at a temperature higher than the softening point of the binder resin by at least 40°C. - 19 -
Kamoshita Yasuo
Oda Hirofumi
Sato Yukihiro
Yushina Heihachi
Mitsubishi Chemical Corporation
Riches Mckenzie & Herbert Llp
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