US4678601A
Expired / Lapsed
US
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Electroconductive polymer-latex composites
Assignee: Dow Chemical Co
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Filing: 1985-09-16
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Granted: 1987-07-07
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Expires: 2005-09-16
Abstract
Abstract An electrically conductive polymer-latex composite is described. Organic polymeric material capable of being doped to provide an organic electroconductive material is dispersed in a latex and doped to provide an organic electroconductive polymer-latex composite.
Inventors
- 👤 George E. Ham
- 👤 Wuu-Nan Chen
- 👤 John M. McIntyre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:19
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/60; C; C08; C08G; C08G61/00; C08G61/02; C08G61/04; C08L; C08L21/00; C08L21/02; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/124; H01B1/125; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
47 words
A polymer-latex composite comprising: (a) a poly-conjugated unsaturated organic polymeric material capable of being doped to provide an organic electroconductive material; (b) a latex into which the organic polymeric material is dispersed; and (c) a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 2
Dependent Claim
47 words
A polymer-latex composite comprising: (a) a poly-conjugated unsaturated organic polymeric material capable of being doped to provide an organic electroconductive material; (b) a latex into which the organic polymeric material is dispersed; and (c) a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 3
Dependent Claim
24 words
The composite of claim 1 wherein the organic polymeric material is selected from the group comprising polyacetylene, polyphenylene, polyphenylene-sulfide, polysubstituted acetylenes and their copolymers.
Claim 4
Dependent Claim
21 words
The composite of claim 1 wherein the latex is selected from the group comprising styrene-butadiene latex, acrylic latex or natural latex.
Claim 5
Dependent Claim
49 words
An electrically conductive polymer-latex composite comprising: (a) a styrene-butadiene or acrylic latex; (b) an organic polymeric material selected from the group comprising polyacetylene, polyphenylene, polyphenylene-sulfide, polysubstituted acetylenes and their copolymers dispersed in the latex; and (c) a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 6
Dependent Claim
49 words
An electrically conductive polymer-latex composite comprising: (a) a styrene-butadiene or acrylic latex; (b) an organic polymeric material selected from the group comprising polyacetylene, polyphenylene, polyphenylene-sulfide, polysubstituted acetylenes and their copolymers dispersed in the latex; and (c) a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 7
Dependent Claim
20 words
The composite of claim 4 wherein said dopant is selected from the group comprising chlorine, bromine, iodine, arsenic pentafluoride, p-tetracyanoquinodimethane.
Claim 8
Dependent Claim
29 words
An electrically conductive polyacetylenelatex composite comprising: (a) styrene-butadiene latex; (b) polyacetylene dispersed in the latex; and (c) an iodine dopant in an amount sufficient to make the polyacetylene electroconductive.
Claim 9
Dependent Claim
29 words
An electrically conductive polyacetylenelatex composite comprising: (a) styrene-butadiene latex; (b) polyacetylene dispersed in the latex; and (c) an iodine dopant in an amount sufficient to make the polyacetylene electroconductive.
Claim 10
Independent Claim
40 words
A method of preparing an electrically conductive polymer-latex composite comprising: (a) mixing a poly-conjugated unsaturated organic polymeric material with a latex; and (b) doping the mixture with a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 11
Independent Claim
40 words
A method of preparing an electrically conductive polymer-latex composite comprising: (a) mixing a poly-conjugated unsaturated organic polymeric material with a latex; and (b) doping the mixture with a dopant in an amount sufficient to make the organic polymeric material electroconductive.
Claim 12
Dependent Claim
57 words
An electroconductive polymer-latex electrocatalyst comprising: (a) an electrically conductive substrate; (b) a latex on the surface of the substrate; (c) a poly-conjugated unsaturated organic polymeric material dispersed in the latex and capable of being doped to become electroconductive; (d) a dopant in an amount sufficient to make the organic polymeric material electroconductive in contact with the dispersion.
Claim 13
Dependent Claim
57 words
An electroconductive polymer-latex electrocatalyst comprising: (a) an electrically conductive substrate; (b) a latex on the surface of the substrate; (c) a poly-conjugated unsaturated organic polymeric material dispersed in the latex and capable of being doped to become electroconductive; (d) a dopant in an amount sufficient to make the organic polymeric material electroconductive in contact with the dispersion.
Claim 14
Independent Claim
40 words
A method of preparing an electrically conductive polymer-latex composite comprising: (a) dispersing a poly-conjugated unsaturated organic polymer in an aqueous latex suspension; and (b) contacting a dopant with the dispersed polymer in an amount sufficient to make the polymer electroconductive.
Claim 15
Independent Claim
40 words
A method of preparing an electrically conductive polymer-latex composite comprising: (a) dispersing a poly-conjugated unsaturated organic polymer in an aqueous latex suspension; and (b) contacting a dopant with the dispersed polymer in an amount sufficient to make the polymer electroconductive.
Claim 16
Dependent Claim
25 words
The method of claim 9 which includes the step of solidifying the resulting dispersion to produce a solid composite of said latex and said polymer.
Claim 17
Dependent Claim
22 words
The method of claim 10 in which the dispersion is solidified by spreading and drying to form a film of said composite.
Claim 18
Dependent Claim
21 words
The method of claim 10 in which the polymer is doped by applying dopant to the surface of said solid composite.
Claim 19
Dependent Claim
21 words
The method of claim 11 in which the polymer is doped by applying a dopant to the surface of said film.
Claim 20
Dependent Claim
21 words
The method of claim 9 in which the dopant is contacted with the polymer by mixing the dopant with the latex.
Claim 21
Independent Claim
83 words
A method of preparing a doped blend of a polymer-latex comprising: (a) dispersing an organic polymer selected from the group comprising polyacetylene, polyphenylene, polyphenylene-sulfide, polysubstituted acetylenes and their copolymers in a latex; (b) casting a film or sheet of the dispersion; (c) drying the cast film or sheet of the dispersion; and (d) doping the orgainc polymer with a dopant in an amount sufficient to make the resulting product electroconductive, said dopant selected from the group comprising chlorine, bromine, iodine, arsenic penta-fluroide, p-tetracyanoquinodimethane.
Claim 22
Independent Claim
83 words
A method of preparing a doped blend of a polymer-latex comprising: (a) dispersing an organic polymer selected from the group comprising polyacetylene, polyphenylene, polyphenylene-sulfide, polysubstituted acetylenes and their copolymers in a latex; (b) casting a film or sheet of the dispersion; (c) drying the cast film or sheet of the dispersion; and (d) doping the orgainc polymer with a dopant in an amount sufficient to make the resulting product electroconductive, said dopant selected from the group comprising chlorine, bromine, iodine, arsenic penta-fluroide, p-tetracyanoquinodimethane.
References Cited (Backward Citations)
US3383435A
Cited
US3708455A
Cited
US3833688A
Cited
US4280950A
Cited
US4421883A
Cited
US4395512A
Cited
US4394304A
Cited
US4565650A
Cited
US4510076A
Cited
US4510075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-07-06 | 1991-01-05 | 1991-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-07-06 | 1995-01-05 | 1995-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-07-06 | 1999-01-05 | 1999-07-07 | $7700.00 | Window Closed / Lapsed |