IL41422A0 - Method of manufacturing porous diaphragms - Google Patents

Method of manufacturing porous diaphragms

Info

Publication number
IL41422A0
IL41422A0 IL41422A IL4142273A IL41422A0 IL 41422 A0 IL41422 A0 IL 41422A0 IL 41422 A IL41422 A IL 41422A IL 4142273 A IL4142273 A IL 4142273A IL 41422 A0 IL41422 A0 IL 41422A0
Authority
IL
Israel
Prior art keywords
manufacturing porous
porous diaphragms
diaphragms
manufacturing
porous
Prior art date
Application number
IL41422A
Other versions
IL41422A (en
Original Assignee
Ici Ltd
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
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of IL41422A0 publication Critical patent/IL41422A0/en
Publication of IL41422A publication Critical patent/IL41422A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/426—Fluorocarbon polymers
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
IL41422A 1972-02-04 1973-01-30 Method of manufacturing porous polyetrafluoroethylene diaphragms IL41422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB535172A GB1424804A (en) 1972-02-04 1972-02-04 Porous diaphragms

Publications (2)

Publication Number Publication Date
IL41422A0 true IL41422A0 (en) 1973-03-30
IL41422A IL41422A (en) 1976-03-31

Family

ID=9794471

Family Applications (1)

Application Number Title Priority Date Filing Date
IL41422A IL41422A (en) 1972-02-04 1973-01-30 Method of manufacturing porous polyetrafluoroethylene diaphragms

Country Status (18)

Country Link
US (1) US3890417A (en)
JP (1) JPS4999968A (en)
AR (1) AR193914A1 (en)
AT (1) AT328751B (en)
AU (1) AU474272B2 (en)
BE (1) BE794889A (en)
CA (1) CA1004819A (en)
CH (1) CH583304A5 (en)
DE (1) DE2305509C2 (en)
FI (1) FI57895C (en)
FR (1) FR2170247B1 (en)
GB (1) GB1424804A (en)
IL (1) IL41422A (en)
IT (1) IT978776B (en)
MY (1) MY7700025A (en)
NL (1) NL7301516A (en)
SU (1) SU539536A3 (en)
ZA (1) ZA73564B (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2280435A1 (en) * 1974-08-02 1976-02-27 Rhone Poulenc Ind PROCESS FOR OBTAINING A MICROPOREOUS MEMBRANE AND NEW PRODUCT THUS OBTAINED
US4129470A (en) * 1974-10-17 1978-12-12 Homsy Charles A Method of preparing a porous implantable material from polytetrafluoroethylene and carbon fibers
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
JPS568901Y2 (en) * 1975-07-23 1981-02-26
US4058482A (en) * 1976-12-20 1977-11-15 United Technologies Corporation Fuel cell electrode
US4153661A (en) * 1977-08-25 1979-05-08 Minnesota Mining And Manufacturing Company Method of making polytetrafluoroethylene composite sheet
US4110153A (en) * 1977-09-08 1978-08-29 Ppg Industries, Inc. Method of forming a microporous diaphragm
US4207705A (en) * 1977-10-21 1980-06-17 Minnesota Mining And Manufacturing Company Plant nourishment delivery device
US4380521A (en) * 1978-02-13 1983-04-19 The Dow Chemical Company Method to produce a polytetra-fluoroethylene diaphragm
US4289600A (en) * 1978-03-31 1981-09-15 Hooker Chemicals & Plastics Corp. Microporous membrane materials
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices
IN152082B (en) * 1978-11-03 1983-10-15 Hooker Chemicals Plastics Corp
US4256845A (en) * 1979-02-15 1981-03-17 Glasrock Products, Inc. Porous sheets and method of manufacture
US4342636A (en) * 1979-08-07 1982-08-03 Hooker Chemicals & Plastics Corp. Process for forming a porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells
US4292146A (en) * 1979-08-07 1981-09-29 Hooker Chemicals & Plastics Corp. Porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells
US4297196A (en) * 1980-03-17 1981-10-27 Hooker Chemicals & Plastics Corp. Stable low voltage microporous diaphragm for electrolytic cells
US4405544A (en) * 1980-10-31 1983-09-20 Diamond Shamrock Corporation Strengthening of carbon black-teflon-containing electrode
NO148267C (en) * 1981-06-16 1983-09-07 Norsk Hydro As Water electrolysis diaphragm
US4556618A (en) * 1983-12-01 1985-12-03 Allied Corporation Battery electrode and method of making
US4921587A (en) * 1985-09-19 1990-05-01 H-D Tech, Inc. Porous diaphragm for electrochemical cell
US4891107A (en) * 1985-09-19 1990-01-02 H-D Tech Inc. Porous diaphragm for electrochemical cell
GB8600401D0 (en) * 1986-01-08 1986-02-12 Hydrogen Systems Nv Ion-permeable diaphragms
US4906423A (en) * 1987-10-23 1990-03-06 Dow Corning Wright Methods for forming porous-surfaced polymeric bodies
US5030403A (en) * 1989-01-17 1991-07-09 Ppg Industries, Inc. Method for making polymeric fibrils
US6207251B1 (en) 1994-01-10 2001-03-27 Minnesota Mining And Manufacturing Company Reinforced particle-loaded fibrillated PTFE web
US5904848A (en) 1996-02-21 1999-05-18 Cpg, Inc. Controlled pore glass-synthetic resin membrane
US6103172A (en) * 1998-04-07 2000-08-15 Pall Corporation Method of preparaing a porous polytetrafluoroethylene membranne
TW587396B (en) * 2000-03-31 2004-05-11 Nitto Denko Corp Gas component treated sheet and electroluminescent element containing the same
US7075187B1 (en) 2001-11-09 2006-07-11 Combimatrix Corporation Coating material over electrodes to support organic synthesis
US7175783B2 (en) * 2003-08-19 2007-02-13 Patrick Michael Curran Carbon electrode for use in aqueous electrochemical devices and method of preparation
EP1528126A1 (en) * 2003-10-30 2005-05-04 Vandenborre Hydrogen Systems N.V. An integrated electrolyser module with an internal gas/liquid separator
US7812081B2 (en) * 2008-02-26 2010-10-12 General Electric Company Methods of making a mixture for a PTFE membrane with inorganic materials, and compositions related thereto
JP4842294B2 (en) * 2008-04-30 2011-12-21 日東電工株式会社 Porous sheet, method for producing the same, and heat insulating sheet
JP5322894B2 (en) * 2008-11-12 2013-10-23 日東電工株式会社 Insulating heat conductive sheet manufacturing method, insulating heat conductive sheet and heat radiation member
US20110056843A1 (en) 2009-09-08 2011-03-10 Patrick Michael Curran Concentric layer electric double layer capacitor cylinder, system, and method of use
US9808770B2 (en) 2013-05-14 2017-11-07 Pall Corporation High throughput membrane with channels
US9859066B2 (en) 2013-05-24 2018-01-02 Atlantis Technologies Atomic capacitor
US10787378B2 (en) 2018-05-30 2020-09-29 Atlantis Technologies Spirally wound electric double layer capacitor device and associated methods
CN111040348B (en) * 2019-12-26 2021-10-26 江苏东材新材料有限责任公司 Preparation method of fluororesin composite membrane material with high filling amount and large width

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846727A (en) * 1953-09-30 1958-08-12 Du Pont Aqueous dispersions of polymers and shaped articles therefrom
US2881142A (en) * 1954-09-08 1959-04-07 Du Pont Polytetrafluoroethylene aqueous paste and process for shaping same
US2968522A (en) * 1957-12-12 1961-01-17 Du Pont Process for producing shaped articles of tetrafluoroethylene polymers
US2997448A (en) * 1958-09-24 1961-08-22 Du Pont Molded fluorocarbon polymer product and method of preparing same
US3315020A (en) * 1962-03-21 1967-04-18 Gore & Ass Process for preparing biaxially fibrillated sheets
JPS4213560B1 (en) * 1963-11-01 1967-08-01
US3281511A (en) * 1964-05-15 1966-10-25 Gen Plastics Corp Method of preparing microporous tetrafluoroethylene resin sheets
GB1081046A (en) * 1965-08-31 1967-08-31 Ici Ltd Manufacture of porous diaphragms
US3407096A (en) * 1966-01-25 1968-10-22 American Cyanamid Co Fuel cell and method for preparing the electrodes
GB1169601A (en) * 1967-01-25 1969-11-05 American Cyanamid Co Porous Polytetrafluoroethylene
US3576686A (en) * 1968-09-18 1971-04-27 Gen Tire & Rubber Co Method of making microporous films

Also Published As

Publication number Publication date
AT328751B (en) 1976-04-12
BE794889A (en) 1973-08-02
MY7700025A (en) 1977-12-31
FR2170247A1 (en) 1973-09-14
DE2305509C2 (en) 1983-04-21
AU474272B2 (en) 1976-07-15
ATA92873A (en) 1975-06-15
IL41422A (en) 1976-03-31
AR193914A1 (en) 1973-05-31
ZA73564B (en) 1973-10-31
JPS4999968A (en) 1974-09-20
SU539536A3 (en) 1976-12-15
AU5173473A (en) 1974-08-08
GB1424804A (en) 1976-02-11
DE2305509A1 (en) 1973-08-09
FI57895B (en) 1980-07-31
FR2170247B1 (en) 1976-11-05
CH583304A5 (en) 1976-12-31
CA1004819A (en) 1977-02-08
US3890417A (en) 1975-06-17
FI57895C (en) 1980-11-10
NL7301516A (en) 1973-08-07
IT978776B (en) 1974-09-20

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