EP0152632A2
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EP
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Electroconductive porous film and process for producing same
Assignee: Nitto Denko Corp
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Filing: 1984-12-28
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Granted: —
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Expires: 2004-12-28
Abstract
Abstract @ An electroconductive porous film is described comprising a porous film substrate having deposited thereon an electroconductive organic polymer containing an electron acceptor as a doptant, substantially comprising a linear polymer having as a main repeating unit thereof a quinonediimine structure represented by formula (III). wherein R, and R 2 , which are the same or different, each represents a hydrogen atom or an alkyl group.
Inventors
- 👤 Shohei Tamura
- 👤 Sadamitsu C/O Nitto Electric Ind. Co. Ltd. Sasaki
- 👤 Takeshi C/O Nitto Electric Ind. Co. Ltd. Sasaki
- 👤 Hisashi C/O Nitto Electric Ind. Co. Ltd. Ichinose
- 👤 Keiji C/O Nitto Electric Ind. Co. Ltd. Nakamoto
- 👤 Masao C/O Nitto Electric Ind. Co. Ltd. Abe
- 👤 Hitoshi C/O Nitto Electric Ind. Co. Ltd. Nakazawa
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-25 20:28
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/124; H01B1/128; C; C08; C08G; C08G73/00; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/60; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
65 words
An electroconductive porous film comprising a porous film substrate having deposited thereon an electroconductive'organic polymer containing an elactron acceptor as a dopant, said polymer being a substantially linear polymer having as a main repeating unit thereof a quinonediimine structure represented by formula (III) wherein R 1 and R Z , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 2
Dependent Claim
65 words
An electroconductive porous film comprising a porous film substrate having deposited thereon an electroconductive'organic polymer containing an elactron acceptor as a dopant, said polymer being a substantially linear polymer having as a main repeating unit thereof a quinonediimine structure represented by formula (III) wherein R 1 and R Z , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 3
Dependent Claim
23 words
An electroconductive porous film as in claim 1, wherein said electroconductive organic polymer has an electroconductivity of not less than 10 -6 S/cm.
Claim 4
Dependent Claim
18 words
An cleotrconductive porous film as in claim 1, wherein said film-has-anelectroconductivity of not less than 10 -6 S/cm.
Claim 5
Dependent Claim
116 words
A process for producing an electroconductive porous film comprising a porous film substrate having deposited thereon an electroconductive organic polymer containing an electron acceptor as a dopant, comprising contacting a porous film subatrate impregnated with an aniline compound or its water-soluble salt with a reaction medium containing a protonic acid and an oxidizing agent, oxidation-polymerizing the aniline compound or its water-soluble salt thereof to form and deposit on the porous film an electroconductive organic polymer being a substantially linear polymer having as a main repeating unit thereof a quinonediimine structure represented by formula (III). wherein R 1 and R 2 , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 6
Dependent Claim
116 words
A process for producing an electroconductive porous film comprising a porous film substrate having deposited thereon an electroconductive organic polymer containing an electron acceptor as a dopant, comprising contacting a porous film subatrate impregnated with an aniline compound or its water-soluble salt with a reaction medium containing a protonic acid and an oxidizing agent, oxidation-polymerizing the aniline compound or its water-soluble salt thereof to form and deposit on the porous film an electroconductive organic polymer being a substantially linear polymer having as a main repeating unit thereof a quinonediimine structure represented by formula (III). wherein R 1 and R 2 , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 7
Dependent Claim
16 words
A process as in Claim 4, wherein said aniline compound is aniline or an alkyl aniline.
Claim 8
Dependent Claim
13 words
A process as in claim 4, wherein said protonic acid is sulfuric acid.
Claim 9
Dependent Claim
13 words
A process as in claim 4, wherein said oxidizing agent is potassium dichromate.
Claim 10
Dependent Claim
26 words
A process as in claim 4, wherein-the molar ratio of protonic acid/potassium dichromate in said reaction medium containing said oxidizing agent is not less than 1.2/1.
Claim 11
Dependent Claim
120 words
A process for producing an electroconductive porous film comprising a porous film substrata having deposited thereon an electroconductive organic polymer containing an electron acceptor as a dopant, comprising immersing the porous film substrate in a solution of an aniline compound or its water-soluble salt containing at least an equivalent of a protonic acid in contact. with a positive electrode, electro-oxidation-polymerizing the aniline compound or its water-soluble salt to deposit on the porous film subatrate an electroconductive organic polymer being a substantially linear polymer having as a main reputing unit thereof a quinono- diimine structure represented by formula (III). wherein R 1 and R 2 , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 12
Dependent Claim
120 words
A process for producing an electroconductive porous film comprising a porous film substrata having deposited thereon an electroconductive organic polymer containing an electron acceptor as a dopant, comprising immersing the porous film substrate in a solution of an aniline compound or its water-soluble salt containing at least an equivalent of a protonic acid in contact. with a positive electrode, electro-oxidation-polymerizing the aniline compound or its water-soluble salt to deposit on the porous film subatrate an electroconductive organic polymer being a substantially linear polymer having as a main reputing unit thereof a quinono- diimine structure represented by formula (III). wherein R 1 and R 2 , which are the same or different, each represents a hydrogen atom or an alkyl group.
Claim 13
Dependent Claim
49 words
A process as in claim 9, wherein said solution of aniline compound or its water-soluble salt is electro-oxidative polymerized at an electrode potential of at least +1 V relative to the standard calomel electrode, at a currant density in the range of 0.01 mA/cm 2 to 1A/cm 2 .
Claim 14
Dependent Claim
16 words
A process as in claim 10, wherein said aniline compound is aniline or an alkyl aniline.
Claim 15
Dependent Claim
19 words
A process as in claim 10, wherein said electrode potential is in the range of 2 to 10 V.
Claim 16
Dependent Claim
23 words
A process as in claim 10, wherein said aniline solution contains the aniline compound at a concentration of 1 to 50% by weight.
References Cited (Backward Citations)
No citation records indexed.
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