DE3275514D1 - Method and apparatus for extruding films of vinylidene fluoride polymers - Google Patents

Method and apparatus for extruding films of vinylidene fluoride polymers

Info

Publication number
DE3275514D1
DE3275514D1 DE8282201402T DE3275514T DE3275514D1 DE 3275514 D1 DE3275514 D1 DE 3275514D1 DE 8282201402 T DE8282201402 T DE 8282201402T DE 3275514 T DE3275514 T DE 3275514T DE 3275514 D1 DE3275514 D1 DE 3275514D1
Authority
DE
Germany
Prior art keywords
vinylidene fluoride
extruding
film
fluoride polymers
stretching
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
DE8282201402T
Other languages
English (en)
Inventor
Pierre Georlette
Nestor Maquet
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Application granted granted Critical
Publication of DE3275514D1 publication Critical patent/DE3275514D1/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00Producing flat articles, e.g. films or sheets
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/09Forming piezoelectric or electrostrictive materials
    • H10N30/098Forming organic materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0018Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised 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
    • C08J2327/02Characterised 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Formation Of Insulating Films (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
DE8282201402T 1981-11-16 1982-11-08 Method and apparatus for extruding films of vinylidene fluoride polymers Expired DE3275514D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8121538A FR2516442A1 (fr) 1981-11-16 1981-11-16 Procede et appareillage d'extrusion de films en polymeres d'olefines halogenees, utilisation comme films piezo-electriques, apres traitement de polarisation

Publications (1)

Publication Number Publication Date
DE3275514D1 true DE3275514D1 (en) 1987-04-09

Family

ID=9264101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282201402T Expired DE3275514D1 (en) 1981-11-16 1982-11-08 Method and apparatus for extruding films of vinylidene fluoride polymers

Country Status (13)

Country Link
US (1) US4481158A (de)
EP (1) EP0081866B1 (de)
JP (1) JPS5892533A (de)
KR (1) KR890000228B1 (de)
AT (1) ATE25616T1 (de)
CA (1) CA1199765A (de)
DE (1) DE3275514D1 (de)
DK (1) DK159142C (de)
ES (2) ES517378A0 (de)
FR (1) FR2516442A1 (de)
GR (1) GR77282B (de)
IE (1) IE53904B1 (de)
PT (1) PT75814B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941310A (ja) * 1982-09-01 1984-03-07 Kureha Chem Ind Co Ltd 弗化ビニリデン樹脂成形物
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
US4808352A (en) * 1985-10-03 1989-02-28 Minnesota Mining And Manufacturing Company Crystalline vinylidene fluoride
US4831071A (en) * 1987-09-21 1989-05-16 Ici Americas Inc. Enhanced melt extrusion of thermoplastics containing silicone interpenetrating polymer networks
US5006056A (en) * 1989-09-01 1991-04-09 The Black Clawson Company Film extrusion apparatus including a quickly replaceable chill roll
US5082616A (en) * 1990-10-25 1992-01-21 Edison Polymer Innovation Corp. Film blowing process
CA2032015A1 (en) * 1990-12-11 1992-06-12 Martin Perlman Method to double the piezo - and pyroelectric constants of polyvinylinde fluoride (pvdf) films
JP2006273980A (ja) * 2005-03-29 2006-10-12 Denki Kagaku Kogyo Kk フッ化ビニリデン系樹脂フィルムおよび製造方法
PT103318B (pt) * 2005-07-19 2009-01-22 Univ Do Minho Filmes não porosos na fase beta de poli(fluoreto de vinilideno) (pvdf) e método para o seu processamento
KR101023446B1 (ko) * 2007-09-21 2011-03-25 주식회사 바이오에이비씨랩 연신에 의해 전기적 신호를 발생시키는 물질을 포함하는 센서
WO2012172876A1 (ja) 2011-06-15 2012-12-20 株式会社クレハ ポリフッ化ビニリデン樹脂フィルム、多層フィルム、及び太陽電池モジュール用バックシート、並びに、フィルムの製造方法
US11937998B2 (en) 2016-04-01 2024-03-26 3M Innovative Properties Company Hearing protection device and method of forming same
DE102016222004A1 (de) * 2016-11-09 2018-05-09 Bayerische Motoren Werke Aktiengesellschaft Herstellung dünner Folien auf Metallbasis
US11076995B2 (en) 2017-09-01 2021-08-03 3M Innovative Properties Company Cold-drawn polyolefin copolymers cord for earplug
EP3675781B1 (de) 2017-09-01 2022-08-10 3M Innovative Properties Company Aufsteckohrstöpsel mit spitzenhohlraum
USD895901S1 (en) 2017-09-01 2020-09-08 3M Innovative Properties Company Hearing protector

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728951A (en) * 1952-01-23 1956-01-03 Ici Ltd Process for quenching melt extruded film
US3087198A (en) * 1960-07-08 1963-04-30 Phillips Petroleum Co Rollers for film quench bath
US3580829A (en) * 1964-10-12 1971-05-25 Raychem Corp Process for irradiating polyvinylidene fluoride and a compatible polyfunctional monomer and product thereof
CA921220A (en) * 1966-07-14 1973-02-20 Ishii Hajime Polyvinylidene fluoride films and process for producing the same
US3402428A (en) * 1966-08-05 1968-09-24 Avisun Corp Apparatus for making continuous films
CA950617A (en) * 1969-06-04 1974-07-09 Jan B. Van Cappellen Method and apparatus for controlling "necking-in" of extruded film
JPS497959B1 (de) * 1969-07-17 1974-02-23
US3676539A (en) * 1969-09-02 1972-07-11 Mobil Oil Corp Biaxial orientation of thermoplastic film
JPS5040720B1 (de) * 1970-09-26 1975-12-26
GB1367738A (en) * 1971-07-20 1974-09-25 Kureha Chemical Ind Co Ltd Process for the production of polyvinylidene fluoride resin film
JPS513498A (ja) * 1974-06-29 1976-01-12 Mitsubishi Heavy Ind Ltd Denkaikakoho
US4241128A (en) * 1979-03-20 1980-12-23 Bell Telephone Laboratories, Incorporated Production of piezoelectric PVDF films
JPS606220B2 (ja) * 1979-04-11 1985-02-16 三菱油化株式会社 ポリ弗化ビニリデンもしくは弗化ビニリデン共重合体の延伸薄膜製造法
FR2464005A1 (fr) * 1979-08-21 1981-02-27 Thomson Csf Transducteur piezo-electrique en materiau polymere et son procede de fabrication
WO1981001567A1 (en) * 1979-11-30 1981-06-11 Nat Res Dev Vinylidene fluoride polymers
JPS57148628A (en) * 1981-03-11 1982-09-14 Kureha Chem Ind Co Ltd Vinylidene fluoride resin film and manufacture thereof

Also Published As

Publication number Publication date
DK507582A (da) 1983-05-17
US4481158A (en) 1984-11-06
EP0081866B1 (de) 1987-03-04
DK159142C (da) 1991-02-25
JPH0359824B2 (de) 1991-09-11
FR2516442B1 (de) 1984-02-10
ES8405207A1 (es) 1984-05-16
ES8401809A1 (es) 1983-12-01
EP0081866A1 (de) 1983-06-22
CA1199765A (fr) 1986-01-28
GR77282B (de) 1984-09-11
IE822727L (en) 1983-05-16
KR840002295A (ko) 1984-06-25
ATE25616T1 (de) 1987-03-15
ES525365A0 (es) 1984-05-16
ES517378A0 (es) 1983-12-01
IE53904B1 (en) 1989-04-12
PT75814A (fr) 1982-12-01
KR890000228B1 (ko) 1989-03-11
JPS5892533A (ja) 1983-06-01
PT75814B (fr) 1985-02-27
FR2516442A1 (fr) 1983-05-20
DK159142B (da) 1990-09-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SOLVAY (S.A.), BRUESSEL/BRUXELLES, BE

8339 Ceased/non-payment of the annual fee