Toner for electrophotography

Details Toner for electrophotography Toner for electrophotography

2005-05-10

2005-05-10

Dote, Janis L. (Department: 1756)

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

Reexamination Certificate

active

06890695

ABSTRACT:
A toner for electrophotography comprising a resin binder comprising a crystalline polyester and an amorphous resin, wherein said crystalline polyester is dispersed in the resin binder in an amount of from 1 to 40% by weight, and wherein 90% or more of a dispersed domain of said crystalline polyester has a diameter of from 0.1 to 2 μm. The toner for electrophotography can be suitably used for developing electrostatic latent images formed in electrophotography, electrostatic recording method, electrostatic printing, and the like.

REFERENCES:
patent: 5057392 (1991-10-01), McCabe et al.
patent: 6383705 (2002-05-01), Aoki et al.
patent: 62-276565 (1987-12-01), None
patent: 5-44029 (1993-07-01), None
patent: 2001-042564 (2001-02-01), None
patent: 2001-042568 (2001-02-01), None
Diamond, A.S edHandbook of Imaging Materials, Marcel Dekker, Inc., NY (1991), p. 170, 1991.*
Derwent Abstract Acc. No 1998-179035/198826 describing Japanese Patent B-HEI-5-44032, 1998.
Derwent Abstract Acc. No. 1981-52666D/198129 describing Japanese Patent 56-065146A, 1981.
Micropatent English Language Abstract Describing JP 62-276565 A & JP 5-44029 B2.

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