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US4869988A
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Photoconductive imaging members with N,N-bis(biarylyl)aniline, or tris(biarylyl)amine charge transporting components
Assignee: Xerox Corp
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Filing: 1988-11-21
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Granted: 1989-09-26
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Expires: 2008-11-21
Abstract
Abstract A photoconductive imaging member comprised of a supporting substrate, an inorganic photogenerating layer, or a photogenerating layer comprised of metal free phthalocyanines, metal phthalocyanines, vanadyl phthalocyanines, squaraines, perylenes, or dibromoanthrone; and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2. Examples of charge transport compounds include N,N-bis(4-biphenylyl)-3,5-dimethoxyaniline (Ia); N,N-bis(4-biphenylyl)-3,5-dimethylaniline (Ib); N,N-bis(4-methyl-4'-biphenylyl)-3-methoxyaniline (Ic); N,N-bis(4-methyl-4'-biphenylyl)-3-chloroaniline (Id); N,N-bis(4-bromo-4'-biphenylyl)-3,5-dimethoxyaniline (Ig); 4-biphenylyl bis(4-ethoxycarbonyl-4'-biphenylyl)amine (IIa); 4-biphenylyl bis(4-acetoxymethyl-4'-biphenylyl)amine (IIb); or 4-ethoxycarbonyl-4'-biphenylyl bis(4-methyl-4'-biphenylyl)amine(IId).
Inventors
- 👤 Beng S. Ong
- 👤 Giuseppa Baranyi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:48
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/06; G03G5/0601; G03G5/0618; C; C07; C07C; C07C211/00; C07C211/43; C07C211/54; C07C217/00; C07C217/78; C07C217/80; C07C217/82; C07C217/84; C07C219/00; C07C219/32; C07C229/00; C07C229/52; G03G5/0612; G03G5/0614; G03G5/06142
Claims Analysis
Total Claims: 51
Claim 1
Independent Claim
79 words
A photoconductive imaging member comprised of a supporting substrate, an inorganic photogenerating layer, or a photogenerating layer comprised of metal free phthalocyanines, metal phthalocyanines, vanadyl phthalocyanines, squaraines, perylenes, or dibromoanthanthrone; and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 2
Dependent Claim
79 words
A photoconductive imaging member comprised of a supporting substrate, an inorganic photogenerating layer, or a photogenerating layer comprised of metal free phthalocyanines, metal phthalocyanines, vanadyl phthalocyanines, squaraines, perylenes, or dibromoanthanthrone; and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 3
Dependent Claim
56 words
A photoconductive imaging member comprised of a supporting substrate; an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 4
Dependent Claim
56 words
A photoconductive imaging member comprised of a supporting substrate; an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 5
Dependent Claim
56 words
A photoconductive imaging member comprised of a suppoting substrate, an inorganic photogenerating layer, and a charge transport layer comprised of tris(biarylyl)amine compounds of Formula (II) where R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 6
Dependent Claim
56 words
A photoconductive imaging member comprised of a suppoting substrate, an inorganic photogenerating layer, and a charge transport layer comprised of tris(biarylyl)amine compounds of Formula (II) where R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 7
Dependent Claim
19 words
A photoconductive imaging member in accordance with claim 2 wherein alkyl contains from 1 to about 20 carbon atoms.
Claim 8
Dependent Claim
19 words
A photoconductive imaging member in accodance with claim 3 wherein alkyl contains from 1 to about 20 carbon atoms.
Claim 9
Dependent Claim
13 words
A photoconductive imaging member in accordance with claim 2 wherein alkyl is methyl.
Claim 10
Dependent Claim
13 words
A photoconductive imaging member in accordance with claim 3 wherein alkyl is methyl.
Claim 11
Dependent Claim
13 words
A photoconductive imaging member in accordance with claim 2 wherein alkoxy is methoxy.
Claim 12
Dependent Claim
13 words
A photoconductive imaging member in accordance with claim 3 wherein alkoxy is methoxy.
Claim 13
Dependent Claim
25 words
A photoconductive imaging member in accordance with claim 2 wherein the transport compound is N,N-bis(4-biphenylyl)-3,5-dimethoxyaniline (Ia); N,N-bis(4-biphenylyl)-3,5-dimethylaniline (Ib); N,N-bis(4-methyl-4'-biphenylyl)-3-methoxyaniline (Ic); N,N-bis(4-methyl-4'-biphenylyl)-3-chloroaniline (Id); or N,N-bis(4-bromo-4'-biphenylyl)-3,5-dimethoxyaniline (Ig).
Claim 14
Dependent Claim
24 words
A photoconductive imaging member in accordance with claim 3 wherein the transport compound is 4-biphenylyl bis(4-ethoxycarbonyl-4'-biphenylyl)amine (IIa); 4-biphenylyl bis(4-acetoxymethyl-4'-biphenylyl)amine (IIb); or 4-ethoxycarbonyl-4'-bisphenylyl bis(4-methyl-4'-biphenylyl)amine (IId).
Claim 15
Dependent Claim
19 words
A photoconductive imaging member in accordance with claim 2 wherein the photogenerating layer is comprised of inorganic photoconductive pigments.
Claim 16
Dependent Claim
19 words
A photoconductive imaging member in accordance with claim 3 wherein the photogenerating layer is comprised of inorganic photoconductive pigments.
Claim 17
Dependent Claim
26 words
A photoconductive imaging member in accordance with claim 2 wherein the photogenerating layer is a perylene, squaraine, metal free phthalocyanine, metal phthalocyanine, vanadyl phthalocyanine, or dibromoanthanthrone.
Claim 18
Dependent Claim
18 words
A photoconductive imaging member in accordance with claim 13 wherein the photogenerating layer is selenium, or selenium alloys.
Claim 19
Dependent Claim
16 words
A photoconductive imaging member in accordance with claim 12 wherein the photogenerating layer is trigonal selenium.
Claim 20
Dependent Claim
16 words
A photoconductive imaging member in accordance with claim 13 wherein the photogenerating layer is trigonal selenium.
Claim 21
Dependent Claim
23 words
An imaging member in accordance with claim 2 wherein the photogenerating layer is situated between the supporting substrate and the charge transport layer.
Claim 22
Dependent Claim
23 words
An imaging member in accordance with claim 3 wherein the photogenerating layer is situated between the supporting substrate and the charge transport layer.
Claim 23
Dependent Claim
19 words
An imaging member in accordance with claim 1 wherein the supporting substrate is aluminum, or an organic polymeric composition.
Claim 24
Dependent Claim
19 words
An imaging member in accordance with claim 2 wherein the supporting substrate is aluminum, or an organic polymeric composition.
Claim 25
Dependent Claim
19 words
An imaging member in accordance with claim 3 wherein the supporting substrate is aluminum, or an organic polymeric composition.
Claim 26
Dependent Claim
22 words
An aging member in accordance with claim 1 wherein the photogenerating, or the charge transport compounds are dispersed in a resinous binder.
Claim 27
Dependent Claim
22 words
An imaging member in accordance with claim 2 wherein the photogenerating, or the charge transport compounds are dispersed in a resinous binder.
Claim 28
Dependent Claim
22 words
An imaging member in accordance with claim 3 wherein the photogenerating, or the charge transport compounds are dispersed in a resinous binder.
Claim 29
Dependent Claim
21 words
An imaging member in accordance with claim 23 wherein the resinous binder is a polyester, poly(vinyl butyral), polycarbonate, or poly(vinyl formal).
Claim 30
Dependent Claim
17 words
An imaging member in accordance with claim 1 containing a hole blocking layer and an adhesive layer.
Claim 31
Dependent Claim
17 words
An imaging member in accordance with claim 2 containing a hole blocking layer and an adhesive layer.
Claim 32
Dependent Claim
17 words
An imaging member in accordance with claim 3 containing a hole blocking layer and an adhesive layer.
Claim 33
Dependent Claim
17 words
An imaging member in accordance with claim 1 containing a hole blocking layer or an adhesive layer.
Claim 34
Dependent Claim
17 words
An imaging member in accordance with claim 2 containing a hole blocking layer or an adhesive layer.
Claim 35
Dependent Claim
17 words
An imaging member in accordance with claim 3 containing a hole blocking layer or an adhesive layer.
Claim 36
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic image on the imaging member of claim 1, subsequently transferring this image to a suitable substrate, and thereafter permanently affixing the image thereto.
Claim 37
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic image on the imaging member of claim 2, subsequently transferring this image to a suitable substrate, and thereafter permanently affixing the image thereto.
Claim 38
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic image on the imaging member of claim 3, subsequently transferring this image to a suitable substrate, and thereafter permanently affixing the image thereto.
Claim 39
Dependent Claim
34 words
A method of imaging in accordance with claim 33 wherein the transport molecules are N,N-bis(4-biphenylyl)-3,5-dimethoxyaniline (Ia); N,N-bis(4-biphenyllyl)-3,5-dimethylaniline (Ib); N,N-bis(4-methyl-4'-biphenylyl)-3-methoxyaniline (Ic); N,N-bis(4-methyl-4'-biphenylyl)-3-chloroaniline (Id); N,N-bis(4-bromo-4'-biphenylyl)-3,5-dimethoxyaniline (Ig); 4-biphenylyl bis(4-ethoxycarbonyl-4'-biphenylyl)amine (IIa); 4-biphenylyl bis(4-acetoxymethyl-4'-biphenylyl)amine (IIb); or 4-ethoxycarbonyl-4'-biphenylyl bis(4-methyl-4'-biphenylyl)amine (IId).
Claim 40
Dependent Claim
25 words
A method of imaging in accordance with claim 34 wherein the transport molecules are N,N-bis(4-biphenylyl)-3,5-dimethoxyaniline (Ia); N,N-bis(4-biphenylyl)-3,5-dimethylaniline (Ib); N,N-bis(4-methyl-4'-biphenylyl)-3-methoxyaniline (Ic); N,N-bis(4-methyl-4'-biphenylyl)-3-chloroaniline (Id); or N,N-bis(4-bromo-4'-biphenylyl)-3,5-dimethoxyaniline (Ig).
Claim 41
Dependent Claim
25 words
A method of imaging in accordance with claim 36 wherein the transport molecules are 4-biphenylyl bis(4-ethoxycarbonyl-4'-biphenylyl)amine (IIa); 4- biphenylyl bis(4-acetoxymethyl-4'-biphenylyl)amine (IIb); or 4-ethoxycarbonyl-4'-biphenylyl bis(4-methyl-4'-biphenylyl)amine (IId).
Claim 42
Dependent Claim
17 words
An imaging member in accordance with claim 1 wherein the photogenerating layer is comprised of trigonal selenium.
Claim 43
Dependent Claim
20 words
An imaging member in accordance with claim 1 wherein the photosensitivity thereof is from about 400 to about 700 nanometers.
Claim 44
Dependent Claim
76 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, or a photogenerating layer comprised of metal free phthalocyanines, metal phthalocyanines, vanadyl phthalocyanines, squaraines, perylenes, or dibromoanthanthrone; and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 45
Dependent Claim
76 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, or a photogenerating layer comprised of metal free phthalocyanines, metal phthalocyanines, vanadyl phthalocyanines, squaraines, perylenes, or dibromoanthanthrone; and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1, or 2.
Claim 46
Dependent Claim
59 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1 or 2.
Claim 47
Dependent Claim
59 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) or tris(biarylyl)amine compounds of Formula (II), wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 0, 1 or 2.
Claim 48
Dependent Claim
53 words
A photoconductive imaging member comprised of a an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 1 or 2.
Claim 49
Dependent Claim
53 words
A photoconductive imaging member comprised of a an inorganic photogenerating layer, and a charge transport layer comprised of N,N-bis(biarylyl)aniline compounds of Formula (I) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 1 or 2.
Claim 50
Dependent Claim
52 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, and a charge transport layer comprised of tris(biarylyl)amine compounds of Formula (II) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 1 or 2.
Claim 51
Dependent Claim
52 words
A photoconductive imaging member comprised of an inorganic photogenerating layer, and a charge transport layer comprised of tris(biarylyl)amine compounds of Formula (II) wherein R, R', R" are independently selected from the group consisting of hydrogen, halogen, alkyl, aryl, alkoxy, and alkoxycarbonyl, and x, y, and z are the numbers 1 or 2.
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1992-09-25 | 1993-03-27 | 1993-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-09-25 | 1997-03-27 | 1997-09-26 | $3760.00 | Window Closed / Lapsed |
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