CH672094A5 - - Google Patents

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Publication number
CH672094A5
CH672094A5 CH508/87A CH50887A CH672094A5 CH 672094 A5 CH672094 A5 CH 672094A5 CH 508/87 A CH508/87 A CH 508/87A CH 50887 A CH50887 A CH 50887A CH 672094 A5 CH672094 A5 CH 672094A5
Authority
CH
Switzerland
Prior art keywords
stretched
film
tape
lubricant
stretching
Prior art date
Application number
CH508/87A
Other languages
German (de)
English (en)
Inventor
Heinz Eilentropp
Kurt Aeschbach
Hans Reinmann
Original Assignee
Reinmann & Cie Lara
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 Reinmann & Cie Lara filed Critical Reinmann & Cie Lara
Publication of CH672094A5 publication Critical patent/CH672094A5/de

Links

Classifications

    • 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
    • C08J9/24—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by surface fusion and bonding of particles to form voids, e.g. sintering
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • B29C67/02—Moulding by agglomerating
    • B29C67/04—Sintering
    • 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
    • B29C67/205—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 surface fusion, and bonding of particles to form voids, e.g. sintering
    • 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
    • C08J5/18—Manufacture of films or sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
    • H01B19/02—Drying; Impregnating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
    • H01B3/445—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds from vinylfluorides or other fluoroethylenic compounds
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • 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
    • 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. polytetrafluoroethylene, e.g. ePTFE, i.e. expanded polytetrafluoroethylene
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CH508/87A 1986-02-21 1987-02-11 CH672094A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3605588 1986-02-21

Publications (1)

Publication Number Publication Date
CH672094A5 true CH672094A5 (fr) 1989-10-31

Family

ID=6294618

Family Applications (1)

Application Number Title Priority Date Filing Date
CH508/87A CH672094A5 (fr) 1986-02-21 1987-02-11

Country Status (12)

Country Link
JP (1) JPS62205136A (fr)
CN (1) CN87100900A (fr)
AU (2) AU6910087A (fr)
BE (1) BE1001311A3 (fr)
BR (1) BR8700796A (fr)
CA (1) CA1316312C (fr)
CH (1) CH672094A5 (fr)
FR (1) FR2594744B1 (fr)
GB (1) GB2187460B (fr)
IT (1) IT1202444B (fr)
NL (1) NL8700379A (fr)
SE (1) SE8700684L (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2074349C (fr) * 1991-07-23 2004-04-20 Shinji Tamaru Pellicule poreuse de polytetrafluoroethylene, preparation et utilisation
US5466509A (en) * 1993-01-15 1995-11-14 Impra, Inc. Textured, porous, expanded PTFE
WO1994019170A1 (fr) * 1993-02-18 1994-09-01 W.L. Gore & Associates, Inc. Materiaux en polytetrafluoroethylene poreux a perforations macroscopiques
DE4309779A1 (de) * 1993-03-25 1994-09-29 Herding Entstaubung Festbett-Bioreaktor zur Reinigung von Fluiden mit Hilfe von Mikroorganismen, Trägerkörper für Festbett-Bioreaktoren sowie Verfahren zu deren Herstellung
CN1107747C (zh) * 1999-08-10 2003-05-07 四川大学 高压烧结合成聚合物大尺寸晶体的方法
JP5658860B2 (ja) * 2008-05-12 2015-01-28 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに濾材
CN102151493A (zh) * 2011-03-18 2011-08-17 上腾新材料科技（苏州）有限公司 一种纳米级聚四氟乙烯微孔膜的制备方法
WO2019220694A1 (fr) * 2018-05-15 2019-11-21 住友電気工業株式会社 Membrane à fibres creuses et procédé de production d'une membrane à fibres creuses
US11410800B2 (en) 2018-07-31 2022-08-09 Commscope Technologies Llc Low cost extrudable isolator from slit-tape
ES3049398T3 (en) * 2018-07-31 2025-12-16 Commscope Technologies Llc Communications cable
CN112023715A (zh) * 2020-08-26 2020-12-04 北京中科沃特膜科技有限公司 一种高孔隙率的聚四氟乙烯中空纤维膜制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049589A (en) * 1973-03-19 1977-09-20 Sumitomo Electric Industries, Ltd. Porous films of polytetrafluoroethylene and process for producing said films
US4234535A (en) * 1976-04-29 1980-11-18 Sumitomo Electric Industries, Ltd. Process for producing porous polytetrafluoroethylene tubings
GB2025835B (en) * 1978-05-31 1982-10-27 Nitto Electric Ind Co Producing a porous polytetrafluorethylene article
JPS5825368B2 (ja) * 1979-02-14 1983-05-27 日東電工株式会社 多孔質ポリテトラフルオロエチレンフィルムの製造法
DE3020622C2 (de) * 1980-05-30 1985-05-15 W.L. Gore & Associates, Inc., Newark, Del. Bandkabel und Verfahren zu seiner Herstellung
JPS58119834A (ja) * 1982-01-11 1983-07-16 Nitto Electric Ind Co Ltd 多孔質ポリテトラフルオロエチレンフイルムの製造法
JPS59109506A (ja) * 1982-12-14 1984-06-25 Daikin Ind Ltd 新規なポリテトラフルオロエチレン・フアインパウダ−
JPS59109534A (ja) * 1982-12-14 1984-06-25 Nitto Electric Ind Co Ltd ポリテトラフルオロエチレン多孔質体
CA1277474C (fr) * 1985-04-02 1990-12-11 Norman Ralph Harlow Fabrication d'articles frittes faible densite a base de polytetrafluoroethylene

Also Published As

Publication number Publication date
JPS62205136A (ja) 1987-09-09
SE8700684D0 (sv) 1987-02-19
GB8704045D0 (en) 1987-03-25
BR8700796A (pt) 1987-12-15
GB2187460B (en) 1990-09-12
AU6659690A (en) 1991-02-21
AU6910087A (en) 1987-08-27
IT1202444B (it) 1989-02-09
CN87100900A (zh) 1987-09-09
CA1316312C (fr) 1993-04-20
BE1001311A3 (fr) 1989-09-26
SE8700684L (sv) 1987-08-22
NL8700379A (nl) 1987-09-16
FR2594744A1 (fr) 1987-08-28
FR2594744B1 (fr) 1990-06-08
IT8719195A0 (it) 1987-01-29
GB2187460A (en) 1987-09-09

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PL Patent ceased