Organic photoconductive toner materials
AssigneeCanon Kabushiki Kaisha
InventorsShinichiro Nagashima, Kaichi Tsuchiya
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Abstract
A light-transparent photoconductive material for use in electrophotography is the reaction product obtained by condensing A. an organic photoconductive compound containing an amino and/or hydroxyl group and B. a reactive colored compound containing an active halogen atom; Or by condensing A. an organic photoconductive compound containing an active halogen atom and B. a reactive colored compound containing an amino and/or hydroxyl group.
Claims3
In a toner for developing an electrostatic latent image, the improvement which comprises that the effective component of the toner is the reaction product obtained by condensing
- a. the organic photoconductive compound of the formula ##SPC7##
- and
- b. the colored substance of the formula ##SPC8##
In a toner for developing an electrostatic latent image, the improvement which comprises that the effective component of the toner is the reaction product obtained by condensing
- a. an organic photoconductive compound being an oxydiazole compound and
- b. a colored substance being an azomethine pyrazolone dye.
In a toner for developing an electrostatic latent image, the improvement which comprises that the effective component of the toner is the reaction product obtained by condensing
- a. an organic photoconductive compound selected from the group consisting of oxydiazole compounds, oxazole compounds, thiazole compounds, imidazole compounds, carbazole compounds and polycarbazole compounds;
- and
- b. a colored substance selected from the group consisting of azomethine pyrazolone dyes, azo pyrazolone dyes, azo dyes, azomethine dyes and anthraquinone dyes.
Dependencies are inferred from the claim text.