Electrophotographic element containing a disazo pigment

Details Electrophotographic element containing a disazo pigment Electrophotographic element containing a disazo pigment

1979-11-16

1981-01-27

Talbert, Jr., Dennis E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 72, 430 58, 260174, G03G 506

Patent

active

042476143

ABSTRACT:
The present invention provides an electrophotographic element which comprises some disazo pigment expressed by the general formula ##STR1## [wherein R.sub.1 represents a member selected from the group consisting of hydrogen atom, methyl radical, ethyl radical, methoxy radical, ethoxy radical, chlorine atom, bromine atom, nitro radical, dimethylamino radical, diethylamino radical and phenyl radical; A represents ##STR2## (wherein R.sub.2 represents hydrogen atom or chlorine atom) or ##STR3## and n is an interger of 1 or 2.] as effective component contained in the photosensitive layer thereof.

REFERENCES:
patent: 3775105 (1973-11-01), Kukla
patent: 3837851 (1974-09-01), Shattock et al.
patent: 3871882 (1975-03-01), Wiedemann
patent: 3977870 (1976-08-01), Rochlitz
patent: 4018607 (1977-04-01), Contois
patent: 4026704 (1977-05-01), Rochlitz
patent: 4052210 (1977-10-01), Hectors

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