US5178980A
Expired / Lapsed
US
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Photoconductive imaging members with a fullerene compound
Assignee: Xerox Corp
•
Filing: 1991-09-03
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Granted: 1993-01-12
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Expires: 2011-09-03
Abstract
Abstract An imaging member comprised of a supporting substrate, a photogenerator layer optionally dispersed in a resin binder, and a charge transport layer comprised of a fullerene or fullerenes optionally dispersed in a resin binder.
Inventors
- 👤 Joseph Mort
- 👤 Mary A. Machonkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:45
CPC Classifications
B; B82; B82Y; B82Y30/00; G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/06; G03G5/0601; G03G5/0605; G03G5/0612; G03G5/0614; G03G5/06142; G03G5/06144; G03G5/061443; Y; Y10; Y10S; Y10S977/00; Y10S977/70; Y10S977/734; Y10S977/735
Claims Analysis
Total Claims: 42
Claim 1
Independent Claim
55 words
An imaging member comprised of a supporting substrate, a photogenerator layer optionally dispersed in a resin binder, and a charge transport layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon optionally dispersed in a resin binder.
Claim 2
Dependent Claim
55 words
An imaging member comprised of a supporting substrate, a photogenerator layer optionally dispersed in a resin binder, and a charge transport layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon optionally dispersed in a resin binder.
Claim 3
Dependent Claim
23 words
An imaging member in accordance with claim 1 wherein the fullerene is comprised of a mixture of C 70 and C 60 carbon.
Claim 4
Dependent Claim
30 words
An imaging member in accordance with claim 1 wherein the fullerenes are comprised of a mixture of C 70 and C 60 carbon in the configuration of a soccer ball.
Claim 5
Dependent Claim
23 words
An imaging member in accordance with claim 1 wherein the photogenerating layer is situated between the supporting substrate and the charge transport layer.
Claim 6
Dependent Claim
23 words
An imaging member in accordance with claim 1 wherein the charge transport layer is situated between the supporting substrate and the photogenerating layer.
Claim 7
Dependent Claim
22 words
An imaging member in accordance with claim 1 wherein the supporting substrate is comprised of a conductive component comprised of a metal.
Claim 8
Dependent Claim
14 words
An imaging member in accordance with claim 6 wherein the conductive substrate is aluminum.
Claim 9
Dependent Claim
24 words
An imaging member in accordance with claim 1 wherein the photogenerator layer has a thickness of from between about 0.05 to about 10 microns.
Claim 10
Dependent Claim
24 words
An imaging member in accordance with claim 2 wherein the photogenerator layer has a thickness of from between about 0.05 to about 10 microns.
Claim 11
Dependent Claim
39 words
An imaging member in accordance with claim 1 wherein the photogenerating layer is comprised of a photogenerating pigment dispersed in a resinous binder in an amount of from about 5 percent by weight to about 95 percent by weight.
Claim 12
Dependent Claim
35 words
An imaging member in accordance with claim 3 wherein the photogenerating pigment is dispersed in a resinous binder in an amount of from between about 5 percent by weight to about 95 percent by weight.
Claim 13
Dependent Claim
26 words
An imaging member in accordance with claim 1 wherein the resinous binder is selected from the group consisting of polyesters, polyvinyl butyrals, polycarbonates, and polyvinyl formals.
Claim 14
Dependent Claim
26 words
An imaging member in accordance with claim 10 wherein the resinous binder is selected from the group consisting of polyesters, polyvinyl butyrals, polycarbonates, and polyvinyl formals.
Claim 15
Dependent Claim
42 words
An imaging member comprised of a supporting substrate, a photogenerator layer comprised of a fullerene, a combination of C 60 and C 70 carbon or a combination of C 60 , C 70 and C 84 carbon, and a charge transport layer.
Claim 16
Dependent Claim
42 words
An imaging member comprised of a supporting substrate, a photogenerator layer comprised of a fullerene, a combination of C 60 and C 70 carbon or a combination of C 60 , C 70 and C 84 carbon, and a charge transport layer.
Claim 17
Dependent Claim
16 words
An imaging member in accordance with claim 14 wherein the charge transport layer comprises aryl amines.
Claim 18
Dependent Claim
45 words
An imaging member in accordance with claim 15 wherein the aryl amine is of the formula ##STR1## wherein X is selected from the group consisting of alkyl and halogen and wherein the aryl amine is dispersed in a highly insulating and transparent organic resinous binder.
Claim 19
Dependent Claim
19 words
An imaging member in accordance with claim 16 wherein alkyl contains from about 1 to about 25 carbon atoms.
Claim 20
Dependent Claim
12 words
An imaging member in accordance with claim 16 wherein halogen is chloride.
Claim 21
Dependent Claim
32 words
An imaging member in accordance with claim 14 wherein the photogenerating layer is comprised of a combination of C 70 carbon and C 60 carbon in the configuration of a soccer ball.
Claim 22
Dependent Claim
25 words
An imaging member in accordance with claim 15 wherein the photogenerating layer is comprised of a mixture of C 60 carbon, and C 70 carbon.
Claim 23
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic latent image on the imaging member of claim 1, developing the latent image, and transferring the developed electrostatic image to a suitable substrate.
Claim 24
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic latent image on the imaging member of claim 2, developing the latent image, and transferring the developed electrostatic image to a suitable substrate.
Claim 25
Dependent Claim
32 words
A method of imaging which comprises generating an electrostatic latent image on the imaging member of claim 3, developing the latent image, and transferring the developed electrostatic image to a suitable substrate.
Claim 26
Dependent Claim
22 words
An imaging member in accordance with claim 1 sensitive to light of a wavelength of from about 400 to about 800 nanometers.
Claim 27
Dependent Claim
22 words
An imaging member in accordance with claim 2 sensitive to light of a wavelength of from about 400 to about 800 nanometers.
Claim 28
Dependent Claim
27 words
An imaging member in accordance with claim 1 wherein the photogenerating layer is comprised of a metal phthalocyanine, a metal free phthalocyanine, titanyl phthalocyanine, or vanadyl phthalocyanine.
Claim 29
Dependent Claim
20 words
An imaging member in accordance with claim 1 wherein the photogenerating layer is comprised of selenium, or a selenium alloy.
Claim 30
Dependent Claim
32 words
A photoconductive imaging member comprised of a fullerene of a mixture of C 60 carbon and C 70 carbon, or a mixture of C 60 carbon, C 70 and C 84 carbon.
Claim 31
Dependent Claim
32 words
A photoconductive imaging member comprised of a fullerene of a mixture of C 60 carbon and C 70 carbon, or a mixture of C 60 carbon, C 70 and C 84 carbon.
Claim 32
Dependent Claim
24 words
An imaging member in accordance with claim 28 wherein the fullerene is comprised of a mixture of C 60 carbon and C 70 carbon.
Claim 33
Dependent Claim
30 words
An imaging member in accordance with claim 28 wherein the fullerene is comprised of a combination of C 70 and C 60 carbon in the configuration of a soccer ball.
Claim 34
Dependent Claim
54 words
A photoconductive imaging member comprised of a supporting substrate, a photogenerator layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon dispersed in a resin binder, and a charge transport layer dispersed in a resin binder.
Claim 35
Dependent Claim
54 words
A photoconductive imaging member comprised of a supporting substrate, a photogenerator layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon dispersed in a resin binder, and a charge transport layer dispersed in a resin binder.
Claim 36
Dependent Claim
51 words
A single layered photoconductive imaging member comprised of a fullerene contained on a supporting substrate, and wherein the fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon functions both as a photogenerator and a charge transport.
Claim 37
Dependent Claim
51 words
A single layered photoconductive imaging member comprised of a fullerene contained on a supporting substrate, and wherein the fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon functions both as a photogenerator and a charge transport.
Claim 38
Dependent Claim
66 words
An imaging member comprised in the order stated of a supporting substrate, an adhesive layer, a hole blocking layer, a photogenerator layer optionally dispersed in a resin binder, and a charge transport layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon optionally dispersed in a resin binder.
Claim 39
Dependent Claim
66 words
An imaging member comprised in the order stated of a supporting substrate, an adhesive layer, a hole blocking layer, a photogenerator layer optionally dispersed in a resin binder, and a charge transport layer comprised of a fullerene of a mixture of C 60 and C 70 carbon, or a mixture of C 60 , C 70 and C 84 carbon optionally dispersed in a resin binder.
Claim 40
Dependent Claim
18 words
An imaging member in accordance with claim 33 wherein the substrate is a polyamide about 100 mils thick.
Claim 41
Dependent Claim
13 words
An imaging member in accordance with claim 33 with a protective polymeric overcoating.
Claim 42
Dependent Claim
21 words
An imaging member in accordance with claim 35 wherein the overcoating is from between about 0.1 to 5 microns in thickness.
References Cited (Backward Citations)
US4922827A
Cited
US5114477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-01-12 | 1996-07-13 | 1997-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-01-12 | 2000-07-13 | 2001-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-01-12 | 2004-07-13 | 2005-01-12 | $7700.00 | Window Closed / Lapsed |