CA938210A - Method for joining surfaces of articles comprising polytetrafluoroethylene - Google Patents

Method for joining surfaces of articles comprising polytetrafluoroethylene

Info

Publication number
CA938210A
CA938210A CA092407A CA92407A CA938210A CA 938210 A CA938210 A CA 938210A CA 092407 A CA092407 A CA 092407A CA 92407 A CA92407 A CA 92407A CA 938210 A CA938210 A CA 938210A
Authority
CA
Canada
Prior art keywords
polytetrafluoroethylene
articles
joining surfaces
joining
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA092407A
Inventor
P. Landi Henry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of CA938210A publication Critical patent/CA938210A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/96—Carbon-based electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/202—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising elimination of a solid or a liquid ingredient
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8817—Treatment of supports before application of the catalytic active composition
    • H01M4/8821—Wet proofing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/727—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being porous, e.g. foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/729—Textile or other fibrous material made from plastics
    • B29C66/7292—Textile or other fibrous material made from plastics coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • 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
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Inert Electrodes (AREA)
CA092407A 1969-11-24 1970-09-04 Method for joining surfaces of articles comprising polytetrafluoroethylene Expired CA938210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87956369A 1969-11-24 1969-11-24

Publications (1)

Publication Number Publication Date
CA938210A true CA938210A (en) 1973-12-11

Family

ID=25374396

Family Applications (1)

Application Number Title Priority Date Filing Date
CA092407A Expired CA938210A (en) 1969-11-24 1970-09-04 Method for joining surfaces of articles comprising polytetrafluoroethylene

Country Status (6)

Country Link
BE (1) BE759282A (en)
CA (1) CA938210A (en)
DE (1) DE2057802A1 (en)
FR (1) FR2073407B1 (en)
GB (1) GB1267619A (en)
NL (1) NL7014046A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
DE2812040C2 (en) * 1978-03-20 1985-02-28 Varta Batterie Ag, 3000 Hannover Process for the production of an atmospheric oxygen electrode
CS225323B1 (en) * 1981-12-01 1984-02-13 Zdenek Ing Csc Zapletal The slab splicing of the viscosity of melt more than 103 poise
US4927514A (en) 1988-09-01 1990-05-22 Eltech Systems Corporation Platinum black air cathode, method of operating same, and layered gas diffusion electrode of improved inter-layer bonding
DE69318833T2 (en) * 1992-04-10 1999-01-14 W.L. Gore & Associates, Inc., Newark, Del. METHOD FOR ULTRASONIC WELDING ARTICLES FROM POROUS POLYTETRAFLUORETHYLENE
JP5211418B2 (en) 2005-07-08 2013-06-12 トヨタ自動車株式会社 Manufacturing method of electrolyte membrane
MX2014015168A (en) 2012-06-12 2015-08-14 Univ Monash Breathable electrode and method for use iî water splitting.
CN105659412A (en) * 2013-07-31 2016-06-08 奥克海德莱克斯控股有限公司 Method and electrochemical cell for managing electrochemical reactions
EP3918112A4 (en) 2019-02-01 2022-10-26 Aquahydrex, Inc. Electrochemical system with confined electrolyte

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB984047A (en) *
FR582267A (en) * 1924-05-23 1924-12-15 Air compressor device, rotary, cylindrical piston
NL287283A (en) * 1961-03-27

Also Published As

Publication number Publication date
FR2073407B1 (en) 1974-07-12
BE759282A (en) 1971-05-24
FR2073407A1 (en) 1971-10-01
NL7014046A (en) 1971-05-26
GB1267619A (en) 1972-03-22
DE2057802A1 (en) 1971-07-01

Similar Documents

Publication Publication Date Title
CA920274A (en) Method of minimizing the interconnection cost of linked objects
CA942596A (en) Process for coating flatlike surfaces
CA962036A (en) Method for the preparation of vanadiumcarbide
CA938210A (en) Method for joining surfaces of articles comprising polytetrafluoroethylene
CA950382A (en) Container and method of forming the same
CA919528A (en) Process for improving the adhesion of polyolefin surfaces
CA934208A (en) Photographically useful process and products
CA929453A (en) Method of bonding shaped articles
CA922110A (en) Method of and apparatus for machining articles
CA945338A (en) Method for the preparation of vanadiumcarbide
CA947334A (en) Method of joining plastic pipe
CA929401A (en) Photographically useful process and products
AU2164170A (en) Method of packing
CA809624A (en) Method of joining
AU1843970A (en) Method of bonding
CA820852A (en) Method of bonding oil-filmed surfaces
CA814968A (en) Method of joining plastic materials
AU459148B2 (en) Method of bonding shaped articles
CA920307A (en) Method for cleaning surfaces
CA827616A (en) Method of coating articles
CA816603A (en) Method of and apparatus for the manufacture of hollow articles
CA820247A (en) Process of stabilizing particleboard surfaces
CA805449A (en) Method of joining conductors
AU2341370A (en) Method of bonding shaped articles
CA830081A (en) Method of joining materials having different characteristics and products thereof