Patent US4527219A successfully refreshed from Google Patents.
US4527219A
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US
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Poly(arylene sulfide) electrical component
Assignee: Phillips Petroleum Co
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Filing: 1983-10-19
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Granted: 1985-07-02
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Expires: 2003-10-19
Abstract
Abstract A poly(arylene sulfide) capacitor is described comprising upper and lower poly(arylene sulfide) conductive layers and an intermediate poly(arylene sulfide) dielectric. The conductive layers are preferably chemically-doped amorphous poly(phenylene sulfide). A method of preparing such a capacitor from a film of poly(arylene sulfide) is described.
Inventors
- 👤 Timothy W. Johnson
- 👤 Mark L. Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:01
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/008; H01G4/018; H01G4/06; H01G4/14; H01G4/18
Claims Analysis
Total Claims: 29
Claim 1
Independent Claim
20 words
A capacitor comprising a dielectric region between two conductive regions, said dielectric and conductive regions consisting essentially of poly(arylene sulfide).
Claim 2
Dependent Claim
20 words
A capacitor comprising a dielectric region between two conductive regions, said dielectric and conductive regions consisting essentially of poly(arylene sulfide).
Claim 3
Dependent Claim
14 words
The capacitor of claim 1 wherein the poly(arylene sulfide) comprises a chemically-doped poly(arylene sulfide).
Claim 4
Dependent Claim
13 words
The capacitor of claim 1 wherein the poly(arylene sulfide) comprises amorphous poly(arylene sulfide).
Claim 5
Dependent Claim
29 words
The capacitor of claim 1 wherein the poly(arylene sulfide) is in the form of a plurality of layered films having a continuous non-conducting region extending through the layered films.
Claim 6
Dependent Claim
13 words
The capacitor of claim 1 wherein the poly(arylene sulfide) comprises crystalline poly(phenylene sulfide).
Claim 7
Dependent Claim
18 words
The capacitor of claim 1 wherein the poly(arylene sulfide) comprises poly(phenylene sulfide) doped with a chemical doping agent.
Claim 8
Dependent Claim
50 words
The capacitor of claim 1 wherein the poly(arylene sulfide) is in the form of a poly(arylene sulfide) film having a first electrically-conductive layer and a second electrically-conductive layer and a dielectric layer positioned between the first and second electrically-conductive layers so as to prevent electrical contact between the electrically-conductive layers.
Claim 9
Dependent Claim
16 words
The capacitor of claim 1 further comprising a conductive lead from each of said conductive regions.
Claim 10
Dependent Claim
44 words
An article of manufacture comprising: a first electrically-conductive poly(arylene sulfide) layer; a second electrically-conductive poly(arylene sulfide) layer, the second electrically-conductive layer having no electrical contact with the first electrically-conductive layer; and a dielectric poly(arylene sulfide) layer positioned between the first and second electrically-conductive layers.
Claim 11
Dependent Claim
44 words
An article of manufacture comprising: a first electrically-conductive poly(arylene sulfide) layer; a second electrically-conductive poly(arylene sulfide) layer, the second electrically-conductive layer having no electrical contact with the first electrically-conductive layer; and a dielectric poly(arylene sulfide) layer positioned between the first and second electrically-conductive layers.
Claim 12
Dependent Claim
15 words
The article of manufacture of claim 9 which consists of a single poly(arylene sulfide) film.
Claim 13
Dependent Claim
19 words
The article of manufacture of claim 9 in which the first and second electrically-conductive layers comprise a chemical dopant.
Claim 14
Dependent Claim
18 words
The article of manufacture of claim 11 in which the dielectric poly(arylene sulfide) layer comprises amorphous poly(phenylene sulfide).
Claim 15
Dependent Claim
46 words
A process for producing an electric capacitor comprising: selectively inducing electrical conductivity in a poly(arylene sulfide) film so as to provide in the film an upper conductive region, a lower conductive region having no electric contact with the upper conductive region, and an intermediate dielectric region.
Claim 16
Dependent Claim
46 words
A process for producing an electric capacitor comprising: selectively inducing electrical conductivity in a poly(arylene sulfide) film so as to provide in the film an upper conductive region, a lower conductive region having no electric contact with the upper conductive region, and an intermediate dielectric region.
Claim 17
Dependent Claim
24 words
The process of claim 13 in which the electrical conductivity is selectively induced by chemically doping a poly(arylene sulfide) film with a doping agent.
Claim 18
Dependent Claim
13 words
The process of claim 13 in which the doping agent is nitrosonium hexafluorophosphate.
Claim 19
Dependent Claim
33 words
The process of claim 15 in which the doping agent is present in a solution of a solvent comprising a liquid selected from the group consisting of dichloromethane, dichloroethane, chloroform, tetrahydrofuran and toluene.
Claim 20
Dependent Claim
10 words
An electrical component produced by the method of claim 13.
Claim 21
Dependent Claim
9 words
A capacitor produced by the method of claim 13.
Claim 22
Dependent Claim
9 words
A transducer produced by the method of claim 13.
Claim 23
Dependent Claim
15 words
A capacitor comprising a poly(arylene sulfide) dielectric region between two chemically-doped poly(arylene sulfide) conductive regions.
Claim 24
Dependent Claim
15 words
A capacitor comprising a poly(arylene sulfide) dielectric region between two chemically-doped poly(arylene sulfide) conductive regions.
Claim 25
Dependent Claim
52 words
A capacitor consisting essentially of poly(arylene sulfide), wherein the poly(arylene sulfide) is in the form of a poly(arylene sulfide) film having a first electrically-conductive layer and a second electrically-conductive layer and a dielectric layer positioned between the first and second electrically-conductive layers so as to prevent electrical contact between the electrically-conductive layers.
Claim 26
Dependent Claim
52 words
A capacitor consisting essentially of poly(arylene sulfide), wherein the poly(arylene sulfide) is in the form of a poly(arylene sulfide) film having a first electrically-conductive layer and a second electrically-conductive layer and a dielectric layer positioned between the first and second electrically-conductive layers so as to prevent electrical contact between the electrically-conductive layers.
Claim 27
Dependent Claim
17 words
The capacitor of claim 21 in which the first and second electrically-conductive layers are chemically-doped poly(phenylene sulfide).
Claim 28
Dependent Claim
14 words
The capacitor of claim 22 in which the dielectric layer is crystalline poly(phenylene sulfide).
Claim 29
Dependent Claim
15 words
The capacitor of claim 21 having a gold lead from each of said conductive regions.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-07-01 | 1988-12-31 | 1989-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-07-01 | 1992-12-31 | 1993-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-07-01 | 1996-12-31 | 1997-07-02 | $7700.00 | Window Closed / Lapsed |