Electrophotographic element containing disazo compounds

Details Electrophotographic element containing disazo compounds Electrophotographic element containing disazo compounds

1979-12-04

1982-09-07

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 58, 430 76, 430 78, 260176, G03G 506, G03G 1322

Patent

active

043484700

ABSTRACT:
The present invention provides an electrophotographic element which comprises a charge generating layer and a charge transport layer formed, in order, on an electroconductive substrate, said charge generating layer comprising a disazo pigment expressed by the general formula: ##STR1## [wherein A represents ##STR2## represents a member selected from the group consisting of benzene ring, naphthalene ring, indole ring, carbazole ring, benzofuran ring and their substitutes; Ar.sub.1 represents a member selected from the group consisting of benzene ring, naphthalene ring, dibenzofuran ring, carbazole ring and their substitutes; each of Ar.sub.2 and Ar.sub.3 represents a member selected from the group consisting of benzene ring, naphthalene ring and their substitutes; each of R.sub.1 and R.sub.3 represents a member selected from the group consisting of hydrogen, lower alkyl radical, phenyl radical and their substitutes; and R.sub.2 represents a member selected from the group consisting of lower alkyl radical, carboxyl radical and alkyl ester thereof)] and a mixture of binder materials comprising polyvinyl butyral and acrylic resin.

REFERENCES:
patent: 3775105 (1973-11-01), Kukla
patent: 3837851 (1974-09-01), Shattuck 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

Affiliated with

Also associated with

Rating

Electrophotographic element containing disazo compounds does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electrophotographic element containing disazo compounds, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electrophotographic element containing disazo compounds will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1342670