Electrophotographic imaging member with an improved charge trans

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product

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430 5865, 430 5875, 430133, G03G 5047

Patent

active

060999969

ABSTRACT:
A flexible electrophotographic imaging member comprising a substrate and at least one imaging layer comprising a first charge transport material, free of long chain alkyl ester groups or long chain alkyl carboxyl groups, and a small amount of a different second charge transporting material containing only one long chain alkyl ester group dissolved or molecularly dispersed in a film forming binder, the at least one imaging layer having been formed by drying a coating comprising a solution of the first transporting material and second charge transporting material and the film forming polymer binder in a mixture of a low volatility solvent and a high volatility solvent. A method for fabricating this imaging member is also disclosed.

REFERENCES:
patent: 4983481 (1991-01-01), Yu
patent: 5167987 (1992-12-01), Yu
patent: 5413810 (1995-05-01), Mastalski
patent: 5698359 (1997-12-01), Yanus et al.
patent: 5728498 (1998-03-01), Yanus et al.
patent: 6025102 (2000-02-01), Pai et al.

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