FR2343585A1 - Procede et appareil pour etirer une pellicule - Google Patents

Procede et appareil pour etirer une pellicule

Info

Publication number
FR2343585A1
FR2343585A1 FR7707292A FR7707292A FR2343585A1 FR 2343585 A1 FR2343585 A1 FR 2343585A1 FR 7707292 A FR7707292 A FR 7707292A FR 7707292 A FR7707292 A FR 7707292A FR 2343585 A1 FR2343585 A1 FR 2343585A1
Authority
FR
France
Prior art keywords
stretching
film
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.)
Granted
Application number
FR7707292A
Other languages
English (en)
Other versions
FR2343585B1 (fr
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2343585A1 publication Critical patent/FR2343585A1/fr
Application granted granted Critical
Publication of FR2343585B1 publication Critical patent/FR2343585B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C2037/90—Measuring, controlling or regulating
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR7707292A 1976-03-12 1977-03-11 Procede et appareil pour etirer une pellicule Granted FR2343585A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/666,263 US4104769A (en) 1976-03-12 1976-03-12 Apparatus for stretching film

Publications (2)

Publication Number Publication Date
FR2343585A1 true FR2343585A1 (fr) 1977-10-07
FR2343585B1 FR2343585B1 (fr) 1982-02-19

Family

ID=24673483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7707292A Granted FR2343585A1 (fr) 1976-03-12 1977-03-11 Procede et appareil pour etirer une pellicule

Country Status (10)

Country Link
US (1) US4104769A (fr)
JP (1) JPS6036933B2 (fr)
BE (1) BE852325A (fr)
CA (1) CA1096128A (fr)
DE (1) DE2710467C2 (fr)
FR (1) FR2343585A1 (fr)
GB (1) GB1554350A (fr)
IT (1) IT1076631B (fr)
LU (1) LU76932A1 (fr)
NL (1) NL7702652A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432917A (en) * 1981-11-18 1984-02-21 Mobil Oil Corporation Method for improving thickness uniformity of stretch oriented polyacrylonitrile film
JPS6337035A (ja) * 1986-07-29 1988-02-17 Jiyouyou Koki Kk 水産物容器の分離供給装置
US5287637A (en) * 1992-03-27 1994-02-22 The Dow Chemical Company Apparatus to dry/heat treat continuous web stock of film
JP3575892B2 (ja) * 1995-10-19 2004-10-13 株式会社ユポ・コーポレーション テンターオーブンにおける雨滴排出装置
DE19651515C1 (de) * 1996-12-11 1998-04-23 Brueckner Maschbau Verfahren und Vorrichtung zur Folienaufheizung sowie Meßeinrichtung zur Messung der Folientemperatur
JP4607779B2 (ja) * 2005-03-25 2011-01-05 富士フイルム株式会社 ポリマーフイルムの製造方法
FI119286B (fi) * 2006-03-28 2008-09-30 Conenor Oy Poikkisuuntainen venytyslaite
JP5694971B2 (ja) * 2012-02-08 2015-04-01 住友化学株式会社 ポリオレフィン微多孔フィルムの製造方法及び積層多孔フィルムの製造方法
US9316773B2 (en) * 2012-03-19 2016-04-19 Konica Minolta, Inc. Method, apparatus, and system for production of a stretched film
US10137608B2 (en) * 2016-09-20 2018-11-27 Sumitomo Chemical Company, Limited Film-stretching apparatus and method of producing film
WO2018180565A1 (fr) * 2017-03-28 2018-10-04 東レ株式会社 Dispositif de régulation d'écoulement d'air et procédé de fabrication de film étiré
CN110000975B (zh) * 2019-05-07 2023-06-30 安徽安凯汽车股份有限公司 一种节能型纯电动客车用薄膜加热器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1541352A (fr) * 1966-10-19 1968-10-04 Du Pont Perfectionnements apportés aux pellicules de poly-imides

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7430550U (de) * 1974-12-12 Hoechst Ag Vorrichtung zum Behandeln von Materialbahnen mit gasförmigen Medien
NL68942C (fr) * 1940-07-25
US2328827A (en) * 1942-02-12 1943-09-07 Wingfoot Corp Apparatus for stretching thermostretchable elastoplastic film
CH410839A (de) * 1961-04-01 1966-04-15 Trockentechnik Kurt Brueckner Vorrichtung zum Heissfixieren von gewebten oder gewirkten Warenbahnen
NL277480A (fr) * 1961-04-20 1900-01-01
NL267708A (fr) * 1961-07-28
US3404205A (en) * 1964-04-13 1968-10-01 Du Pont Roll formation characteristics of continuous film
US3782873A (en) * 1968-09-20 1974-01-01 Du Pont Thickness control apparatus for polymeric film structures
US3646188A (en) * 1970-02-03 1972-02-29 Du Pont Process for improving uniformity of polymeric film
US3793741A (en) * 1972-01-07 1974-02-26 Smitherm Industries Drying apparatus with moisture profile control

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1541352A (fr) * 1966-10-19 1968-10-04 Du Pont Perfectionnements apportés aux pellicules de poly-imides

Also Published As

Publication number Publication date
DE2710467A1 (de) 1977-09-15
JPS6036933B2 (ja) 1985-08-23
DE2710467C2 (de) 1986-09-18
FR2343585B1 (fr) 1982-02-19
NL7702652A (nl) 1977-09-14
JPS52111969A (en) 1977-09-20
GB1554350A (en) 1979-10-17
CA1096128A (fr) 1981-02-24
US4104769A (en) 1978-08-08
BE852325A (fr) 1977-09-12
IT1076631B (it) 1985-04-27
LU76932A1 (fr) 1977-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse