Electrophotographic photosensitive member and apparatus and proc

Details Electrophotographic photosensitive member and apparatus and proc Electrophotographic photosensitive member and apparatus and proc

1997-05-23

1999-03-02

Goodrow, John

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 96, 399148, G03G 505

Patent

active

058768904

ABSTRACT:
A surface layer of a photosensitive layer contains a resin comprising a structural unit represented by the following general formula (1), and at least one compound of a triarylamine compound represented by the following general formula (2) and a styryl compound represented by the following general formula (3): ##STR1## wherein, X is --CR.sub.13 R.sub.14 --, substituted or unsubstituted cycloalkylidene, substituted or unsubstituted .alpha.,.omega.-alkylene, single bond, --O--, --S--, --SO-- or --SO.sub.2 --, wherein R.sub.13 and R.sub.14 are each hydrogen, trifluoromethyl, or substituted or unsubstituted alkyl or aryl, and R.sub.1 to R.sub.12 are each hydrogen, halogen, or substituted or unsubstituted alkyl or aryl; ##STR2## wherein Y is hydrogen, halogen, substituted or unsubstituted alkyl or alkoxy, or ##STR3## wherein R.sub.15 ' to R.sub.24 ' are each hydrogen, halogen, substituted or unsubstituted alkyl or alkoxy, R.sub.15 to R.sub.27 are each hydrogen, halogen, substituted or unsubstituted alkyl or alkoxy, and R.sub.28 and R.sub.29 are each hydrogen or substituted or unsubstituted alkyl, aralkyl or aryl; ##STR4## wherein Z is --CH.sub.2 CH.sub.2 -- or --CH.dbd.CH--, R.sub.30 and R.sub.31 are each substituted or unsubstituted alkyl, aralkyl, aryl or heterocyclic, R.sub.32 to R.sub.39 are each hydrogen, substituted or unsubstituted alkyl or alkoxy, and Ar is substituted or unsubstituted arylene or heterocyclic.

REFERENCES:
patent: 3837851 (1974-09-01), Shattuck et al.
patent: 3871880 (1975-03-01), Montillier
patent: 5332635 (1994-07-01), Tanaka
patent: 5352552 (1994-10-01), Maruyama et al.
patent: 5538826 (1996-07-01), Ainoya et al.
patent: 5565289 (1996-10-01), Yoshihara et al.
patent: 5667926 (1997-09-01), Maruyama et al.

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