Photosensitive member with enamine charge transport material

Claim 2

A photosensitive member having a photosensitive layer containing a charge generator and at least one enamine compound represented by the general formula (I) as a charge transporting material: ##STR33## wherein T and W are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR34## (Ar is aryl group and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents, providing that at least one of T and W is an alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR35## (Ar is an aryl group m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which may have one or more other substituents, and X and Y are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the X and Y are not hydrogen.

Claim 3

The photosensitive member as claimed in claim 1 wherein the Ar group in the formula: ##STR36## is a phenyl group or naphthyl group.

Claim 4

The photosensitive member as claimed in claim 1 wherein the phenyl group representedby X or Y is a phenyl group, alkoxyphenyl group which may have a C 1 -C 4 alkyl group or halogenated phenyl group.

Claim 5

The photosensitive member as claimed in claim 1 wherein the di-substituted aminoaryl group represented by T and/or W is an aminophenyl group which may have a C 1 -C 4 alkyl group, morpholinyl group, piperidyl group, piperazinyl group, 2,3-dihydropyridyl group or tetrahydroquinolyl group.

Claim 6

The photosensitive member as claimed in claim 1 wherein the halogenated phenyl group represented by T and/or W is a chlorophenyl or fluorophenyl group.

Claim 7

The photosensitive member as claimed in claim 1 wherein the heterocyclic group represented by T and/or W is a pyridyl group, pyrrolyl group, purinyl group, carbazolyl group, indolyl group, thienyl group, furyl group, quinolyl group, phenothiazinyl group, indolinyl group, tetrahydroquinolyl group, thiophenyl group, 2,3-dihydrobenzofuryl group, dihydrobenzopyryl group, benzothiazolyl group, benzooxazolyl group, benzoimidazolyl group, thiazolyl group or dibenzofuryl group.

Claim 8

The photosensitive member as claimed in claim 1 wherein the condensed polycyclic group represented by T and/or W is a naphthyl group, alkoxy group, di-substituted aminoaphthyl group or anthryl group.

Claim 9

The photosensitive member as claimed in claim 1 wherein the phenyl group represented by T and/or W is a phenyl group, C 1 -C 4 alkoxy phenyl group or halogenated phenyl group.

Claim 10

The photosensitive member as claimed in claim 1 wherein the aralkyl group represented by T and/or W is benzyl group which may have one or more substituents.

Claim 11

The photosensitive member as claimed in claim 1 wherein the T and/or W is a halogenated phenyl group, and X and/or Y is a phenyl group or alkoxyphenyl group.

Claim 12

The photosensitive member as claimed in claim 1 wherein the T and/or W is a di-substituted aminoaryl group, and the X and/or Y is a phenyl group, alkoxyphenyl group or benzyl group.

Claim 13

The photosensitive member as claimed in claim 1 wherein the T and/or W is a heterocyclic group, and the X and/or Y is a phenyl group or alkoxyphenyl group.

Claim 14

The photosensitive member as claimed in claim 1 wherein the T and/or W is a group represented by the formula: ##STR37## (m is 1 or 2), and X and/or W is a phenyl group, alkoxyphenyl group or benzyl group.

Claim 15

The photosensitive member as claimed in claim 1 wherein the T and/or W is a condensed polycyclic group, and the X and/or Y is a phenyl group or alkoxyphenyl group.

Claim 16

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula; ##STR38## wherein, R 1 and R 2 are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR39## (Ar is an aryl group, and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents, providing that at least one of R 1 and R 2 are an aminoaryl group which have a C 1 -C 4 alkyl group, morpholinyl group, piperidyl group, piperazinyl group, 2,3-dihydropyridyl group or tetrahydroquinolyl group and aryl group is a phenyl, naphthyl or anthryl group; R 3 and R 4 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the R 3 and R 4 are hot hydrogen.

Claim 17

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula; ##STR40## wherein R 5 and R 6 are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR41## (Ar is an aryl group, and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen, may have one or more other substituents, providing that at least one of R 5 and R 6 are an heterocyclic group selected from the group consisting of a pyridyl group, pyrrolyl group, purinyl group, carbazolyl group, indolyl group, thienyl group, furyl group, quinolyl group, phenothiazinyl group, indolinyl group, tetrahydroquinolyl group, thiophenyl group, 2,3-dihydrobenzofuryl group, dihydrobenzopyryl group, benzothiazolyl group, benzooxazolyl group, benzoimidazolyl group, thiazolyl group or dibenzofuryl group; and R 7 and R 8 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the R 7 and R 8 are not hydrogen.

Claim 18

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula; ##STR42## wherein R 9 and R 10 are are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR43## (Ar is an aryl group and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents, providing that at least one of R 5 and R 6 are a group represented by the formula: ##STR44## (m is 1 or 2, and Ar is an aryl group), and R 11 and R 12 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the R 11 and R 12 are not hydrogen.

Claim 19

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula: ##STR45## wherein R 13 and R 14 are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group ##STR46## (Ar is an aryl group and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents, providing that at least one of R 13 and R 14 are an halogenated aryl group; and R 15 and R 16 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the R 15 and R 16 are not hydrogen.

Claim 20

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula: ##STR47## wherein R 17 and R 18 are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR48## (Ar is an aryl group and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents providing that at least one of R 17 and R 18 are an condensed polycyclic group; and R 19 and R 20 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents excepting alkyl and/or di-substituted amino group, except that both the R 19 and R 20 are not hydrogen.

Claim 21

The photosensitive member as claimed in claim 1 wherein the enamine compound is expressed by the general formula: ##STR49## wherein R 21 and R 22 are independently hydrogen, halogen, alkyl group, or alkoxyaryl group, aralkyl group, alkyl group, di-substituted aminoaryl group, alkylaryl group, halogenated aryl group, ##STR50## (Ar is an aryl group and m is 1 or 2), heterocyclic group or condensed polycyclic group, each of which, except hydrogen and halogen, may have one or more other substituents, providing that at least one of R 21 and R 22 are C 1 -C 4 alkyl group; and R 23 and R 24 are independently hydrogen, alkyl group, or phenyl group, alkoxyaryl group or aralkyl group, each of which, except hydrogen, may have one or more substituents except alkyl and/or di-substituted amino group, excepting that both the R 23 and R 24 are not hydrogen.