US5064509A
Expired / Lapsed
US
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Multilayer belts formed by electrodeposition
Assignee: Xerox Corp
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Filing: 1990-09-28
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Granted: 1991-11-12
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Expires: 2010-09-28
Abstract
Abstract A process for preparing a multilayered belt includes providing a mandrel having an outer electroforming surface or an inner electroforming surface; and sequentially electrodepositing both a polymer layer and a conductive layer on the electroforming surface of the mandrel to form a multilayered belt.
Inventors
- 👤 Andrew R. Melnyk
- 👤 Donald S. Sypula
- 👤 Joseph Mammino
- 👤 Ronald Jansen
- 👤 William G. Herbert
- 👤 Henry Grey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:07
CPC Classifications
C; C25; C25D; C25D1/00; C25D1/02; C25D1/12
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
56 words
A process for preparing a multilayered belt comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said multilayered belt; and c) removing said multilayered belt from said mandrel.
Claim 2
Dependent Claim
56 words
A process for preparing a multilayered belt comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said multilayered belt; and c) removing said multilayered belt from said mandrel.
Claim 3
Dependent Claim
28 words
A process as in claim 1, wherein said conductive layer is electrodeposited prior to said polymer layer and said electroforming surface is an outer surface of said mandrel.
Claim 4
Dependent Claim
28 words
A process as in claim 1, wherein said conductive layer is electrodeposited subsequent to said polymer layer and said electroforming surface is an inner surface of said mandrel.
Claim 5
Dependent Claim
28 words
A process as in claim 1, wherein said conductive layer is electrodeposited prior to said polymer layer and said electroforming surface is an inner surface of said mandrel.
Claim 6
Dependent Claim
28 words
A process as in claim 1, wherein said conductive layer is electrodeposited subsequent to said polymer layer and said electroforming surface is an outer surface of said mandrel.
Claim 7
Dependent Claim
18 words
A process as in claim 1, wherein said polymer layer is electrodeposited from an organic liquid dispersion medium.
Claim 8
Dependent Claim
18 words
A process as in claim 6, wherein said dispersion medium comprises polymer particles and a charge control agent.
Claim 9
Dependent Claim
30 words
A process as in claim 7, wherein said charge control agent is present in an amount of up to about 10% by weight based on the weight of dispersion solids.
Claim 10
Dependent Claim
28 words
A process as in claim 6, wherein said dispersion medium further comprises at least one member selected from the group consisting of methanol, ethanol, isopropanol and cationic surfactants.
Claim 11
Dependent Claim
15 words
A process as in claim 6, wherein said dispersion medium comprises polyvinylfluoride and propylene carbonate.
Claim 12
Dependent Claim
35 words
A process as in claim 10, wherein said polyvinylfluoride is present in said dispersion medium in an amount of between 10 and 20 percent by weight based on the total weight of the dispersion medium.
Claim 13
Dependent Claim
28 words
A process as in claim 11, wherein said polyvinylfluoride is present in an amount of about 17% by weight based on the total weight of the dispersion medium.
Claim 14
Dependent Claim
15 words
A process as in claim 1, wherein said polymer layer comprises a halo-substituted polyvinyl compound.
Claim 15
Dependent Claim
14 words
A process as in claim 13, wherein said halo-substituted polyvinyl compound is polyvinyl fluoride.
Claim 16
Dependent Claim
13 words
A process as in claim 1, wherein said polymer layer comprises a polyamide-imide.
Claim 17
Dependent Claim
25 words
A process as in claim 1, wherein said conductive layer comprises at least one member selected from the group consisting of nickel, copper and chromium.
Claim 18
Dependent Claim
11 words
A process as in claim 16, wherein said metal is nickel.
Claim 19
Dependent Claim
16 words
A process as in claim 1, wherein said conductive layer comprises carbon black and a polymer.
Claim 20
Dependent Claim
34 words
A process as in claim 1, wherein said conductive layer has a thickness of from about .1 to 10 micrometers and said polymer layer has a thickness of from about 5 to 100 micrometers.
Claim 21
Dependent Claim
56 words
A process for preparing a dielectric receiver comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said dielectric receiver; and c) removing said dielectric receiver from said mandrel.
Claim 22
Dependent Claim
56 words
A process for preparing a dielectric receiver comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said dielectric receiver; and c) removing said dielectric receiver from said mandrel.
Claim 23
Dependent Claim
28 words
A process as in claim 20, wherein said conductive layer is electrodeposited prior to said polymer layer and said electroforming surface is an outer surface of said mandrel.
Claim 24
Dependent Claim
28 words
A process as in claim 20, wherein said conductive layer is electrodeposited subsequent to said polymer layer and said electroforming surface is an inner surface of said mandrel.
Claim 25
Dependent Claim
21 words
A process as in claim 20, wherein said conductive layer has a thickness of from about 1.0 to about 5.0 micrometers.
Claim 26
Dependent Claim
21 words
A process as in claim 20, wherein said polymer layer has a thickness of from about 5 to about 100 micrometers.
Claim 27
Dependent Claim
17 words
A process as in claim 24, wherein said polymer layer has a thickness of about 50 micrometers.
Claim 28
Dependent Claim
17 words
A process as in claim 25, wherein said conductive layer has a thickness of about 1 micrometer.
Claim 29
Dependent Claim
56 words
A process for preparing a photoreceptor substrate comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said photoreceptor substrate; and c) removing said photoreceptor substrate from said mandrel.
Claim 30
Dependent Claim
56 words
A process for preparing a photoreceptor substrate comprising at least a polymer layer and a conductive layer, said process comprising: a) providing a mandrel having an electroforming surface; b) sequentially electrodepositing said polymer layer and said conductive layer on said electroforming surface to form said photoreceptor substrate; and c) removing said photoreceptor substrate from said mandrel.
Claim 31
Dependent Claim
28 words
A process as in claim 27, wherein said conductive layer is electrodeposited prior to said polymer layer and said electroforming surface is an inner surface of said mandrel.
Claim 32
Dependent Claim
28 words
A process as in claim 27, wherein said conductive layer is electrodeposited subsequent to said polymer layer and said electroforming surface is an outer surface of said mandrel.
Claim 33
Dependent Claim
36 words
A process as in claim 27, wherein said conductive layer has a thickness of from about 0.1 to about 1 micrometer and said polymer layer has a thickness of from about 50 to about 100 micrometers.
Claim 34
Dependent Claim
28 words
A process as in claim 30, wherein said conductive layer has a thickness of about 1 micrometer and said polymer layer has a thickness of about 75 micrometers.
References Cited (Backward Citations)
US3927463A
Cited
US3950839A
Cited
US4067782A
Cited
US4270656A
Cited
US4758486A
Cited
US4686016A
Cited
US4747992A
Cited
GB2189192A
Cited
US4772253A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-11-11 | 1995-05-13 | 1995-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-11-11 | 1999-05-13 | 1999-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-11-11 | 2003-05-13 | 2003-11-12 | $7700.00 | Window Closed / Lapsed |