MX166261B - IMPROVEMENTS TO SYNTHETIC DIAPHRAGM AND METHOD TO PRODUCE IT - Google Patents

IMPROVEMENTS TO SYNTHETIC DIAPHRAGM AND METHOD TO PRODUCE IT

Info

Publication number
MX166261B
MX166261B MX003670A MX367086A MX166261B MX 166261 B MX166261 B MX 166261B MX 003670 A MX003670 A MX 003670A MX 367086 A MX367086 A MX 367086A MX 166261 B MX166261 B MX 166261B
Authority
MX
Mexico
Prior art keywords
group
opo
produce
organic material
alkyl
Prior art date
Application number
MX003670A
Other languages
Spanish (es)
Inventor
Donald Wayne Dubois
Colonel Ross Dilmore
William Bruce Darlington
Original Assignee
Ppg Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/869,554 external-priority patent/US4666573A/en
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of MX166261B publication Critical patent/MX166261B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/14—Alkali metal compounds
    • C25B1/16—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275—Heterogeneous membranes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Abstract

La presente invención se refiere a mejoras a diafragman permeable al líquido para una celda electrolítica que consiste esencialmente de material orgánico, el material orgánico comprende fibras de polímero que contienen grupos funcionales seleccionados del grupo que consiste de -COOR, -coom, -COX, -CN, -CONR'R", -SO3M, -SO2NH2, - PO(OR)2' -PO(OM)2, -PO(OX)2, -OPO(OR)2, _-OPO(OM)2, Y -OPO(OX)2 en onde R es u arilo o un grupo alquilo C1 a C10; M es H, un grupo de metal alcalino o uno de amonio R? y R" son cada uno independientemente ya se aH o un grupo de alquilo C1 a C10; y X es C1 o F.The present invention relates to improvements to the liquid permeable diaphragm for an electrolytic cell consisting essentially of organic material, the organic material comprising polymer fibers containing functional groups selected from the group consisting of -COOR, -coom, -COX, - CN, -CONR'R ", -SO3M, -SO2NH2, - PO (OR) 2 '-PO (OM) 2, -PO (OX) 2, -OPO (OR) 2, _-OPO (OM) 2, Y -OPO (OX) 2 where R is u aryl or a C1 to C10 alkyl group; M is H, an alkali metal group or an ammonium group R? And R "are each independently already aH or a group of C1 to C10 alkyl; and X is C1 or F.

MX003670A 1985-09-05 1986-09-05 IMPROVEMENTS TO SYNTHETIC DIAPHRAGM AND METHOD TO PRODUCE IT MX166261B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77297885A 1985-09-05 1985-09-05
US81319685A 1985-12-24 1985-12-24
US06/869,554 US4666573A (en) 1985-09-05 1986-06-02 Synthetic diaphragm and process of use thereof

Publications (1)

Publication Number Publication Date
MX166261B true MX166261B (en) 1992-12-28

Family

ID=27419692

Family Applications (1)

Application Number Title Priority Date Filing Date
MX003670A MX166261B (en) 1985-09-05 1986-09-05 IMPROVEMENTS TO SYNTHETIC DIAPHRAGM AND METHOD TO PRODUCE IT

Country Status (5)

Country Link
KR (1) KR900003098B1 (en)
BR (1) BR8604260A (en)
DE (1) DE3629820A1 (en)
FR (1) FR2590276B1 (en)
MX (1) MX166261B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2057826C (en) * 1991-01-03 1998-09-01 Donald W. Dubois Method of operating chlor-alkali cells
CN115101891B (en) * 2022-07-19 2024-03-05 中材锂膜有限公司 Preparation method of lithium ion battery diaphragm

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210515A (en) * 1975-02-10 1980-07-01 Basf Wyandotte Corporation Thermoplastic fibers as separator or diaphragm in electrochemical cells
US4021327A (en) * 1975-04-29 1977-05-03 E. I. Du Pont De Nemours And Company Reinforced cation permeable separator
US4036728A (en) * 1976-05-21 1977-07-19 Diamond Shamrock Corporation Converting a diaphragm electrolytic cell to a membrane electrolytic cell
US4176022A (en) * 1978-04-27 1979-11-27 Ppg Industries, Inc. Removal of part per billion level hardness impurities from alkali metal chloride brines
US4209368A (en) * 1978-08-07 1980-06-24 General Electric Company Production of halogens by electrolysis of alkali metal halides in a cell having catalytic electrodes bonded to the surface of a porous membrane/separator
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices
US4243504A (en) * 1979-07-02 1981-01-06 E. I. Du Pont De Nemours And Company Fluorovinyl ether polymers
AU535261B2 (en) * 1979-11-27 1984-03-08 Asahi Glass Company Limited Ion exchange membrane cell
US4366041A (en) * 1981-02-18 1982-12-28 Ppg Industries, Inc. Method of preparing a cathode-diaphragm unit
US4396473A (en) * 1981-04-29 1983-08-02 Ppg Industries, Inc. Cathode prepared by electro arc spray metallization, electro arc spray metallization method of preparing a cathode, and electrolysis with a cathode prepared by electro arc spray metallization
JPS58201823A (en) * 1982-05-18 1983-11-24 Asahi Glass Co Ltd Preparation of ion exchange memerane
JPS59162285A (en) * 1983-03-04 1984-09-13 Asahi Chem Ind Co Ltd Method for electrolyzing salt by ion exchange membrane method

Also Published As

Publication number Publication date
BR8604260A (en) 1987-05-05
FR2590276B1 (en) 1991-01-11
FR2590276A1 (en) 1987-05-22
DE3629820A1 (en) 1987-03-05
KR870003232A (en) 1987-04-16
KR900003098B1 (en) 1990-05-07
DE3629820C2 (en) 1989-08-31

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