Electrophotographic photosensitive member with pyrazoline charge

Details Electrophotographic photosensitive member with pyrazoline charge Electrophotographic photosensitive member with pyrazoline charge

1982-06-01

1984-06-12

Martin, Jr., Roland 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 77, 430 78, 548374, 548379, G03G 506, G03G 514

Patent

active

044542119

ABSTRACT:
An electrophotographic photosensitive member is characterized by comprising a layer which contains at least one pyrazoline compound represented by the following formula (I) or (II): ##STR1## wherein m and n represent 0 or 1; when both m and n are 0, X.sub.1 represents a substituted or unsubstituted heterocyclic residue; R.sub.1 represents a substituted or unsubstituted aryl or heterocyclic residue; R.sub.2 and R.sub.3 each represent hydrogen or a substituted or unsubstituted aryl or heterocyclic residue; or they form spiropyrazoline cojointly with the carbon atom to which they are linked; and R.sub.5 represents hydrogen, a halogen, or a substituted or unsubstituted alkyl or aryl;

REFERENCES:
patent: 3180729 (1965-04-01), Klupfel et al.
patent: 3837851 (1974-09-01), Shattuck et al.
patent: 3859303 (1975-01-01), Katsuyama et al.
patent: 4278746 (1981-07-01), Goto et al.
patent: 4315982 (1982-02-01), Ishikawa et al.

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