Patent EP0345693A1 successfully refreshed from Google Patents.
EP0345693A1
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Soluble conducting polymers of poly-o-methoxyaniline
Assignee: Simon Fraser University
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Filing: 1989-06-05
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Granted: —
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Expires: 2009-06-05
Abstract
Abstract This invention is directed to a novel conducting polymer containing o-methoxyaniline and a process of making same. A process of preparing poly-o-methoxyaniline which comprises inducing o-methoxyaniline to undergo successive oxidative-coupling. The invention also pertains to a process of preparing poly-o-methoxyaniline, the process being selected from the group consisting of: (a) adding a solution of (NH₄)₂S₂O₈ in acid to o-methoxyaniline; (b) adding a solution of FeCl₃ in acid to o-methoxyaniline; (c) polymerizing o-methoxyaniline in an electrochemical cell as a film deposited on an electrode; (d) polymerizing o-methoxyaniline in an electrochemical cell in a solvent such as dimethylformamide/HCl where the polymer is soluble; and (e) adding a solution of o-methoxyaniline in dimethylformanide to ammonium persulfate in dimethylformamide.
Inventors
- 👤 Lionel B. Funt
- 👤 David Macinnes, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 01:53
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/02; C08G73/026; C08G73/0266; H; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/124; H01B1/128; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/60; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 39
Claim 1
Independent Claim
13 words
A process of preparing poly-o-methoxyaniline which comprises inducing o-methoxyaniline to undergo successive oxidative-coupling.
Claim 2
Dependent Claim
13 words
A process of preparing poly-o-methoxyaniline which comprises inducing o-methoxyaniline to undergo successive oxidative-coupling.
Claim 3
Dependent Claim
40 words
A process of preparing poly-o-methoxyaniline which comprises oxidizing o-methoxyaniline in a solvent in which o-methoxyaniline is soluble to thereby form a solution, the solution having sufficient conductivity for electrolysis to occur and cause the o-methoxyaniline to undergo successive oxidative coupling.
Claim 4
Dependent Claim
40 words
A process of preparing poly-o-methoxyaniline which comprises oxidizing o-methoxyaniline in a solvent in which o-methoxyaniline is soluble to thereby form a solution, the solution having sufficient conductivity for electrolysis to occur and cause the o-methoxyaniline to undergo successive oxidative coupling.
Claim 5
Dependent Claim
29 words
A process of preparing poly-o-methoxyaniline which comprises oxidizing o-methoxyaniline in a homogeneous solution utilizing a chemical oxidant of power sufficient to induce the o-methoxyaniline to undergo successive oxidative coupling.
Claim 6
Dependent Claim
29 words
A process of preparing poly-o-methoxyaniline which comprises oxidizing o-methoxyaniline in a homogeneous solution utilizing a chemical oxidant of power sufficient to induce the o-methoxyaniline to undergo successive oxidative coupling.
Claim 7
Dependent Claim
70 words
A process of preparing poly-o-methoxyaniline selected from the group consisting of: (a) adding a solution of an oxidizing agent in acid to o-methoxyaniline to induce the o-methoxyaniline to undergo successive oxidative coupling; (b) polymerizing o-methoxyaniline as a film in an electrochemical cell utilizing solvent in which the polymerized o-methoxyaniline is insoluble; (c) polymerizing o-methoxyaniline in solution in an electrochemical cell utilizing a solvent in which the polymerized o-methoxyaniline is soluble.
Claim 8
Dependent Claim
70 words
A process of preparing poly-o-methoxyaniline selected from the group consisting of: (a) adding a solution of an oxidizing agent in acid to o-methoxyaniline to induce the o-methoxyaniline to undergo successive oxidative coupling; (b) polymerizing o-methoxyaniline as a film in an electrochemical cell utilizing solvent in which the polymerized o-methoxyaniline is insoluble; (c) polymerizing o-methoxyaniline in solution in an electrochemical cell utilizing a solvent in which the polymerized o-methoxyaniline is soluble.
Claim 9
Dependent Claim
37 words
A process of preparing poly-o-methoxyaniline as described in claim 1 which comprises adding a solution of an oxidizing agent in dilute aqueous acid selected from the group consisting of alkali metal persulfate, ammonium persulfate and ferric chloride.
Claim 10
Dependent Claim
15 words
A process as described in claim 5 wherein the dilute aqueous acid is dilute HCl.
Claim 11
Dependent Claim
30 words
A process of preparing poly-o-methoxyaniline as described in claim 1 as a film in an electrochemical cell which comprises utilizing a solvent selected from dilute aqueous acid and propylene carbonate.
Claim 12
Dependent Claim
15 words
A process as described in claim 7 wherein the dilute aqueous acid is dilute HCl.
Claim 13
Dependent Claim
32 words
A process of preparing poly-o-methoxyaniline which comprises polymerizing o-methoxyaniline in solution in an electrochemical cell utilizing a solution selected from the group consisting of HCl in dimethylformamide and HCl in hexamethylphosphoric triamide.
Claim 14
Dependent Claim
32 words
A process of preparing poly-o-methoxyaniline which comprises polymerizing o-methoxyaniline in solution in an electrochemical cell utilizing a solution selected from the group consisting of HCl in dimethylformamide and HCl in hexamethylphosphoric triamide.
Claim 15
Dependent Claim
77 words
A process of preparing poly-o-methoxyaniline selected from the group consisting of: (a) adding a solution of ammonium persulfate in acid to o-methoxyaniline; (b) adding a solution of FeCl₃ in acid to o-methoxyaniline; (c) polymerizing o-methoxyaniline in an electrochemical cell as a film deposited on an electrode; (d) polymerizing o-methoxyaniline in an electrochemical cell in a solvent wherein the product is soluble; and (e) adding a solution of o-methoxyaniline in CF₃COOH in dimethylformamide to ammonium persulfate in dimethylformamide.
Claim 16
Dependent Claim
77 words
A process of preparing poly-o-methoxyaniline selected from the group consisting of: (a) adding a solution of ammonium persulfate in acid to o-methoxyaniline; (b) adding a solution of FeCl₃ in acid to o-methoxyaniline; (c) polymerizing o-methoxyaniline in an electrochemical cell as a film deposited on an electrode; (d) polymerizing o-methoxyaniline in an electrochemical cell in a solvent wherein the product is soluble; and (e) adding a solution of o-methoxyaniline in CF₃COOH in dimethylformamide to ammonium persulfate in dimethylformamide.
Claim 17
Dependent Claim
16 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of ammonium persulfate in acid to o-methoxyaniline.
Claim 18
Dependent Claim
16 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of ammonium persulfate in acid to o-methoxyaniline.
Claim 19
Dependent Claim
15 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of FeCl₃ in acid to o-methoxyaniline.
Claim 20
Dependent Claim
15 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of FeCl₃ in acid to o-methoxyaniline.
Claim 21
Dependent Claim
19 words
A process of preparing poly-o-methoxyaniline comprising polymerizing o-methoxyaniline in an electrochemical cell as a film deposited on an electrode.
Claim 22
Dependent Claim
19 words
A process of preparing poly-o-methoxyaniline comprising polymerizing o-methoxyaniline in an electrochemical cell as a film deposited on an electrode.
Claim 23
Dependent Claim
20 words
A process of preparing poly-o-methoxyaniline comprising polymerizing o-methoxyaniline in an electrochemical cell using a solvent wherein the product is soluble.
Claim 24
Dependent Claim
20 words
A process of preparing poly-o-methoxyaniline comprising polymerizing o-methoxyaniline in an electrochemical cell using a solvent wherein the product is soluble.
Claim 25
Dependent Claim
18 words
A process of preparing poly-o-methoxyaniline comprising adding ammonium persulfate in acidified dimethylformamide to o-methoxyaniline in the same solvent.
Claim 26
Dependent Claim
18 words
A process of preparing poly-o-methoxyaniline comprising adding ammonium persulfate in acidified dimethylformamide to o-methoxyaniline in the same solvent.
Claim 27
Dependent Claim
26 words
A process as desribed in claim 11, 12 or 15 wherein the acid is selected from the group consisting of HCl, H₂SO₄, HClO₄, HPF₆ and CF₃COOH.
Claim 28
Dependent Claim
12 words
A process as described in claim 14 wherein the solvent is dimethylformamide/HCl.
Claim 29
Dependent Claim
17 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of ammonium persulfate in dilute HCl to o-methoxyaniline.
Claim 30
Dependent Claim
17 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of ammonium persulfate in dilute HCl to o-methoxyaniline.
Claim 31
Dependent Claim
16 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of FeCl₃ in dilute HCl to o-methoxyaniline.
Claim 32
Dependent Claim
16 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of FeCl₃ in dilute HCl to o-methoxyaniline.
Claim 33
Dependent Claim
16 words
A process as described in claim 13 wherein dilute HCl is present in the electrochemical cell.
Claim 34
Dependent Claim
23 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of o-methoxyaniline in dimethylformamide acidified with HCl to ammonium persulfate in the same solution.
Claim 35
Dependent Claim
23 words
A process of preparing poly-o-methoxyaniline comprising adding a solution of o-methoxyaniline in dimethylformamide acidified with HCl to ammonium persulfate in the same solution.
Claim 36
Dependent Claim
1 words
Poly-o-methoxyaniline.
Claim 37
Dependent Claim
1 words
Poly-o-methoxyaniline.
Claim 38
Dependent Claim
5 words
A conducting polymer comprising poly-o-methoxyaniline.
Claim 39
Dependent Claim
5 words
A conducting polymer comprising poly-o-methoxyaniline.
References Cited (Backward Citations)
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