US4665000A
Expired / Lapsed
US
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Photoresponsive devices containing aromatic ether hole transport layers
Assignee: Xerox Corp
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Filing: 1984-10-19
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Granted: 1987-05-12
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Expires: 2004-10-19
Abstract
Abstract Disclosed for incorporation in imaging members are novel aromatic ether compositions of the formula R--X--R 1 , wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium. Also disclosed are photoresponsive imaging devices containing a photogenerating layer and in contact therewith a hole transport layer comprised of the aromatic ethers illustrated herein.
Inventors
- 👤 Emery G. Tokoli
- 👤 Anthony M. Horgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:16
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/06; G03G5/0601; G03G5/0609; G03G5/0618; G03G5/062
Claims Analysis
Total Claims: 38
Claim 1
Independent Claim
64 words
An improved photoresponsive device comprised of a substrate, a photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 2
Dependent Claim
64 words
An improved photoresponsive device comprised of a substrate, a photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 3
Dependent Claim
29 words
An improved photoresponsive device in accordance with claim 1 wherein the photogenerating layer is comprised of inorganic photoconductive pigments, or organic photoconductive pigments, optionally dispersed in resinous binder materials.
Claim 4
Dependent Claim
19 words
An improved photoresponsive device in accordance with claim 1 wherein the photogenerating pigment is vanadyl phthalocyanine or trigonal selenium.
Claim 5
Dependent Claim
20 words
An improved photoresponsive device in accordance with claim 2 wherein the resinous binder is polyvinyl carbazole, or a polyhydroxy ether.
Claim 6
Dependent Claim
34 words
An improved photoresponsive device in accordance with claim 1 wherein the photogenerating pigment is dispersed in the inactive resinous binder in an amount of from about 10 volume percent to about 90 volume percent.
Claim 7
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 1 wherein the inactive resin binder is a polycarbonate.
Claim 8
Dependent Claim
14 words
An improved photoresponsive device in accordance with claim 1 wherein the substrate is insulating.
Claim 9
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 1 wherein the hole transporting composition is bis-triphenylamine ether.
Claim 10
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 1 wherein the hole transporting composition is bis-N-(2-naphthyl)-diphenylamine ether.
Claim 11
Dependent Claim
16 words
An improved photoresponsive device in accordance with claim 1 wherein the transport molecule is [N-diphenyl]-naphthylamine ether.
Claim 12
Dependent Claim
23 words
An improved photoresponsive device in accordance with claim 1 wherein the hole transport layer is situated between the substrate and the photogenerating layer.
Claim 13
Dependent Claim
24 words
An improved photoresponsive device in accordance with claim 1 wherein the photogenerating layer is situated between the supporting substrate and the hole transport layer.
Claim 14
Dependent Claim
32 words
An improved photoresponsive device comprised of a substrate, a photogenerating layer, a photoconductive layer, and a hole transport layer containing the hole transporting composition of claim 1 dispersed in inactive resinous binder.
Claim 15
Dependent Claim
24 words
An improved photoresponsive device in accordance with claim 13 wherein the photoconductive layer is situated between the photogenerating layer and the hole transport layer.
Claim 16
Dependent Claim
22 words
An improved photoresponsive device in accordance with claim 13 wherein the photoconductive layer is situated between the substrate and the photogenerating layer.
Claim 17
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 13 wherein the hole transport composition is bis-triphenylamino ether.
Claim 18
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 13 wherein the hole transport composition is bis-N-(2-naphthyl)-diphenylamine ether.
Claim 19
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 13 wherein the hole transport composition is bis-N-(1-naphthyl)-diphenylamine ether.
Claim 20
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 13 wherein the hole transport composition is bis-N-(methyl)diphenylamine ether.
Claim 21
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 13 wherein the hole transport composition is bis-N-(alkyl)diphenylamine ether.
Claim 22
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 14 wherein the hole transport composition is bis-triphenylamino ether.
Claim 23
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 14 wherein the hole transport composition is bis-N-(2-naphthyl)-diphenylamine ether.
Claim 24
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 14 wherein the hole transport composition is bis-N-(1-naphthyl)-diphenylamine ether.
Claim 25
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 14 wherein the hole transport composition is bis-N-(methyl)diphenylamine ether.
Claim 26
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 14 wherein the hole transport composition is bis-N-(alkyl)diphenylamine ether.
Claim 27
Dependent Claim
23 words
An improved photoresponsive device in accordance with claim 1 wherein the aryl groups contain from 6 carbon atoms to about 24 carbon atoms.
Claim 28
Dependent Claim
18 words
An improved photoresponsive device in accordance with claim 1 wherein the aryl groups are substituted with alkyl substituents.
Claim 29
Dependent Claim
17 words
An improved photoresponsive device in accordance with claim 1 wherein the aryl groups are phenyl or naphthyl.
Claim 30
Dependent Claim
16 words
An improved photoresponsive device in accordance with claim 1 wherein R and R 1 are phenyl.
Claim 31
Dependent Claim
16 words
An improved photoresponsive device in accordance with claim 1 wherein R and R 1 are naphthyl.
Claim 32
Dependent Claim
64 words
An improved photoresponsive device consisting essentially of a substrate, photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 33
Dependent Claim
64 words
An improved photoresponsive device consisting essentially of a substrate, photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 34
Dependent Claim
40 words
A photoresponsive imaging member in accordance with claim 1 wherein the hole transporting composition is present in an amount of from about 10 percent by weight to about 95 percent by weight based on the weight of the resinous binder.
Claim 35
Dependent Claim
40 words
A photoresponsive imaging member in accordance with claim 1 wherein the hole transporting composition is present in an amount of from about 40 percent by weight to about 70 percent by weight based on the weight of the resinous binder.
Claim 36
Dependent Claim
64 words
An improved photoresponsive device consisting of a substrate, a photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 37
Dependent Claim
64 words
An improved photoresponsive device consisting of a substrate, a photogenerating layer, and a hole transport layer, containing a transporting composition of the formula R--X--R 1 , excluding azomethine moieties, and wherein R and R 1 are independently selected from arylamino and substituted arylamino groups, and X is selected from the group consisting of oxygen, sulfur, selenium, and tellurium dispersed in an inactive resinous binder.
Claim 38
Dependent Claim
40 words
A photoresponsive imaging member in accordance with claim 34 wherein the hole transporting composition is present in an amount of from about 10 percent by weight to about 95 percent by weight based on the weight of the resinous binder.
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