Patent US2687117A successfully refreshed from Google Patents.
US4981561A
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Novel catalytic electrically conducting polymeric articles
Assignee: Dow Chemical Co
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Filing: 1989-02-17
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Granted: 1991-01-01
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Expires: 2009-02-17
Abstract
Abstract The instant invention pertains to a process to produce an electrically conducting, polymeric article by (a) applying a fluid containing a catalytic, electrically conducting polymer with a metal moiety chemically combined therewith to at least a surface portion of a substrate; (b) drying the fluid to form a coating adhering to at least a surface portion of the substrate; and (c) optionally repeating steps (a) and (b) to attain a desired surface loading.
Inventors
- 👤 Susan J. Babinec
- 👤 Greg K. Rickle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:13
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; H01M4/90; H01M4/9008; C; C25; C25B; C25B11/00; C25B11/04; C25B11/051; H01B; H01B1/00; H01B1/06; H01B1/12; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
48 words
A process comprising: (a) applying a fluid containing a catalytic, electrically conducting polymer with a metal moiety chemically combined therewith to at least a surface portion of a substrate; and (b) drying the fluid to form a coating adhering to at least a surface portion of the substrate.
Claim 2
Dependent Claim
48 words
A process comprising: (a) applying a fluid containing a catalytic, electrically conducting polymer with a metal moiety chemically combined therewith to at least a surface portion of a substrate; and (b) drying the fluid to form a coating adhering to at least a surface portion of the substrate.
Claim 3
Dependent Claim
11 words
The process of claim 1 wherein the substrate is electrically conducting.
Claim 4
Dependent Claim
27 words
The process of claim 2 including the additional step of inserting the substrate coated with the catalytic, electrically conducting polymer into an electrolytic cell as an electrode.
Claim 5
Dependent Claim
69 words
The process of claim 3 wherein the polymer comprises a reaction product of (a) a compound selected from the group consisting essentially of anthraquinone or napththaquinone substituted with at least one primary amino group and at least one substituent selected from the group consisting of a second primary amino group, a hydroxy group and a mercapto group on nonadjacent carbon atoms; and (b) a salt of a catalytic metal.
Claim 6
Dependent Claim
11 words
The process of claim 4 wherein the polymer additionally contains oxygen.
Claim 7
Dependent Claim
24 words
The process of claim 5 wherein the polymer has a structure of alternating units of (a) anthraquinone or naphthaquinone; and (b) μ 2 dioxo-dimetal.
Claim 8
Dependent Claim
23 words
The process of claim 5 wherein the metal is selected from the group consisting of copper, silver, nickel, gold, cobalt, platinum and palladium.
Claim 9
Dependent Claim
20 words
The process of claim 5 wherein the metal is selected from the group consisting of copper, nickel, silver and cobalt.
Claim 10
Dependent Claim
19 words
The process of claim 5 wherein the metal is selected from the group consisting of copper, nickel and silver.
Claim 11
Dependent Claim
16 words
The process of claim 5 wherein the metal is copper with a valance state of 1.
Claim 12
Dependent Claim
41 words
The process of claim 10 wherein the polymer corresponds to the structure ##STR3## wherein a is separately in each occurrence an integer of from about 2 to about 4; and n is an integer of from about 1 to about 10.
Claim 13
Dependent Claim
10 words
The process of claim 11 wherein the metal is copper.
Claim 14
Dependent Claim
9 words
The process of claim 12 wherein a equals 2.
Claim 15
Dependent Claim
23 words
The process of claim 1 wherein steps (a) and (b) are repeated a sufficient number of times to attain a desired surface loading.
Claim 16
Dependent Claim
62 words
An electrolytic cell comprising a cell body containing a cathode spaced apart from an anode formed by (a) applying a fluid containing a catalytic, electrically conducting polymer with a metal moiety chemically combined therewith to at least a surface portion of a substrate; and (b) drying the fluid to form a coating adhering to at least a surface portion of the substrate.
Claim 17
Dependent Claim
62 words
An electrolytic cell comprising a cell body containing a cathode spaced apart from an anode formed by (a) applying a fluid containing a catalytic, electrically conducting polymer with a metal moiety chemically combined therewith to at least a surface portion of a substrate; and (b) drying the fluid to form a coating adhering to at least a surface portion of the substrate.
Claim 18
Dependent Claim
24 words
The electrolytic cell of claim 15 wherein steps (a) and (b) are repeated a sufficient number of times to attain a desired surface loading.
Claim 19
Dependent Claim
45 words
A process for generating reductionoxidation reaction products comprising electrolyzing a solution in an electrolytic cell containing at least a cathode and an anode with at least a surface portion comprising a catalytic, electrically conducting coordination polymer with a metal moiety chemically combined with the polymer.
Claim 20
Dependent Claim
45 words
A process for generating reductionoxidation reaction products comprising electrolyzing a solution in an electrolytic cell containing at least a cathode and an anode with at least a surface portion comprising a catalytic, electrically conducting coordination polymer with a metal moiety chemically combined with the polymer.
Claim 21
Dependent Claim
14 words
The process of claim 17 wherein the coordination polymer is coated onto a substrate.
Claim 22
Dependent Claim
16 words
The process of claim 18 wherein the polymeric coating thickness is at least about 50 angstroms.
Claim 23
Dependent Claim
18 words
The process of claim 18 wherein the polymeric coating thickness is about 50 to about 10 5 angstroms.
Claim 24
Dependent Claim
15 words
The process of claim 18 wherein the polymeric coating thickness is about 10 3 angstroms.
Claim 25
Dependent Claim
25 words
The process of claim 17 wherein the substrate is selected from the group of carbon, graphite, platinum, gold, and catalytic, metal-containing electrically conducting coordination polymers.
Claim 26
Dependent Claim
12 words
The process of claim 17 wherein the substrate consists essentially of graphite.
Claim 27
Dependent Claim
16 words
The process of claim 17 wherein the substrate consists of a metal-containing, electrically conducting coordination polymer.
Claim 28
Dependent Claim
33 words
The process of claim 17 wherein the solution is an ethylene saturated aqueous sodium chloride solution and sufficient direct electric current is passed between the anode and the cathode to form ethylene dichloride.
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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) | 1993-12-31 | 1994-07-02 | 1995-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-31 | 1998-07-02 | 1999-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-31 | 2002-07-02 | 2003-01-01 | $7700.00 | Window Closed / Lapsed |