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US4456548A
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Composition and method for making conductive polymers
Assignee: BP Corp North America Inc
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Filing: 1982-10-15
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Granted: 1984-06-26
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Expires: 2002-10-15
Abstract
Abstract Disclosed is a composition comprising a doped solid resinous acrylonitrile polymer wherein said acrylonitrile polymer is selected from the group consisting of at least one condensed polyacrylonitrile and dehydrohalogenated polyalphahaloacrylonitrile and said polymer is doped with at least one reagent capable of forming charge-transfer complexes with said acrylonitrile polymer selected from the group consisting of Lewis acids and Lewis bases. Also disclosed are films of said polymer and a process for making said composition.
Inventors
- 👤 David Lewis
- 👤 Davida W. Kalina
- 👤 Tsung-Ein Tsai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:30
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/121; C; C08; C08K; C08K3/00; C08K3/01; C08K3/02
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
72 words
The composition prepared by the process which comprises contacting a modified polymer selected from the group consisting of condensed polyacrylonitrile, condensed substituted polyacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile with at least one doping reagent capable of forming a charge-transfer complex with said polymer, wherein the doping reagent is selected from the group consisting of electron-acceptors and electron-donors and the amount of said doping reagent is effective to increase the electrical conductivity of said polymer.
Claim 2
Dependent Claim
72 words
The composition prepared by the process which comprises contacting a modified polymer selected from the group consisting of condensed polyacrylonitrile, condensed substituted polyacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile with at least one doping reagent capable of forming a charge-transfer complex with said polymer, wherein the doping reagent is selected from the group consisting of electron-acceptors and electron-donors and the amount of said doping reagent is effective to increase the electrical conductivity of said polymer.
Claim 3
Dependent Claim
51 words
The composition as set forth in claim 1 wherein said doping reagent is selected from the group consisting of bromine, iodine, chlorine, IBr, ICl, AsF 5 , HBr, BF 3 , BCl 3 , SO 2 , SO 3 , transition metal complexes, Na, K, Ba, Li, Ca, Mg and Al.
Claim 4
Dependent Claim
26 words
The composition as set forth in claim 1 wherein said modified polymer is selected from the group consisting of condensed polyacrylonitrile, condensed polymethacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile.
Claim 5
Dependent Claim
15 words
The composition as set forth in claim 3 wherein said modified polymer is dehydrochlorinated polyalphachloroacrylonitrile.
Claim 6
Dependent Claim
24 words
The composition as set forth in claim 3 wherein said doping reagent is selected from the group consisting of bromine, iodine and sodium naphthalide.
Claim 7
Dependent Claim
22 words
The composition as set forth in claim 3 wherein said doping reagent is selected from the group consisting of bromine and iodine.
Claim 8
Dependent Claim
43 words
The composition prepared by the process which comprises contacting a condensed polyacrylonitrile with a doping reagent selected from the group consisting of bromine and iodine wherein the amount of said doping reagent is effective to increase the electrical conductivity of said condensed polyacrylonitrile.
Claim 9
Dependent Claim
43 words
The composition prepared by the process which comprises contacting a condensed polyacrylonitrile with a doping reagent selected from the group consisting of bromine and iodine wherein the amount of said doping reagent is effective to increase the electrical conductivity of said condensed polyacrylonitrile.
Claim 10
Dependent Claim
77 words
A process for enhancing the electrical conductivity of an organic polymer which comprises contacting a modified polymer selected from the group consisting of condensed polyacrylonitrile, condensed substituted polyacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile with at least one doping reagent capable of forming a charge-transfer complex with said polymer, wherein the doping reagent is selected from the group consisting of electron-acceptors and electron-donors and the amount of said doping reagent is effective to increase the electrical conductivity of said polymer.
Claim 11
Dependent Claim
77 words
A process for enhancing the electrical conductivity of an organic polymer which comprises contacting a modified polymer selected from the group consisting of condensed polyacrylonitrile, condensed substituted polyacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile with at least one doping reagent capable of forming a charge-transfer complex with said polymer, wherein the doping reagent is selected from the group consisting of electron-acceptors and electron-donors and the amount of said doping reagent is effective to increase the electrical conductivity of said polymer.
Claim 12
Dependent Claim
51 words
The process as set forth in claim 8 wherein said doping reagent is selected from the group consisting of bromine, iodine, chlorine, IBr, ICl, AsF 5 , HBr, BF 3 , BCl 3 , SO 2 , SO 3 , transition metal complexes, Na, K, Ba, Li, Ca, Mg and Al.
Claim 13
Dependent Claim
26 words
The process as set forth in claim 8 wherein said modified polymer is selected from the group consisting of condensed polyacrylonitrile, condensed polymethacrylonitrile, and dehydrohalogenated polyalphahaloacrylonitrile.
Claim 14
Dependent Claim
15 words
The process as set forth in claim 10 wherein said modified polymer is dehydrochlorinated polyalphachloroacrylonitrile.
Claim 15
Dependent Claim
24 words
The process as set forth in claim 10 wherein said doping reagent is selected from the group consisting of bromine, iodine and sodium naphthalide.
Claim 16
Dependent Claim
22 words
The process as set forth in claim 10 wherein said doping reagent is selected from the group consisting of bromine and iodine.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-06-26 | 1987-12-26 | 1988-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-26 | 1991-12-26 | 1992-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-26 | 1995-12-26 | 1996-06-26 | $7700.00 | Window Closed / Lapsed |