DE3722346A1 - Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn - Google Patents

Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn

Info

Publication number
DE3722346A1
DE3722346A1 DE19873722346 DE3722346A DE3722346A1 DE 3722346 A1 DE3722346 A1 DE 3722346A1 DE 19873722346 DE19873722346 DE 19873722346 DE 3722346 A DE3722346 A DE 3722346A DE 3722346 A1 DE3722346 A1 DE 3722346A1
Authority
DE
Germany
Prior art keywords
web
tension
film web
tensile force
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.)
Withdrawn
Application number
DE19873722346
Other languages
German (de)
English (en)
Inventor
Albert Hebels
Ralph Pagendarm
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.)
PAGENDARM GMBH, 2000 HAMBURG, DE
Original Assignee
Pagendarm Beschichtungstechnik GmbH
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 Pagendarm Beschichtungstechnik GmbH filed Critical Pagendarm Beschichtungstechnik GmbH
Priority to DE19873722346 priority Critical patent/DE3722346A1/de
Priority to CH1793/88A priority patent/CH676216A5/de
Priority to IT20933/88A priority patent/IT1217833B/it
Priority to US07/211,351 priority patent/US4904425A/en
Priority to FR8809012A priority patent/FR2617762A1/fr
Priority to JP63167010A priority patent/JPS6424729A/ja
Priority to GB8816074A priority patent/GB2206841B/en
Publication of DE3722346A1 publication Critical patent/DE3722346A1/de
Withdrawn legal-status Critical Current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
    • 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
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/06—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam for articles of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D15/00—Control of mechanical force or stress; Control of mechanical pressure
    • G05D15/01—Control of mechanical force or stress; Control of mechanical pressure characterised by the use of electric means
    • 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
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Drying Of Solid Materials (AREA)
DE19873722346 1987-07-07 1987-07-07 Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn Withdrawn DE3722346A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE19873722346 DE3722346A1 (de) 1987-07-07 1987-07-07 Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn
CH1793/88A CH676216A5 (enExample) 1987-07-07 1988-05-13
IT20933/88A IT1217833B (it) 1987-07-07 1988-06-10 Procedimento e dispositivo per scaricare le tensione di un nastro in foglia termoplastico
US07/211,351 US4904425A (en) 1987-07-07 1988-06-24 Method of reducing tension in webs of thermoplastic material
FR8809012A FR2617762A1 (fr) 1987-07-07 1988-07-04 Procede et dispositif pour detendre une bande de matiere thermoplastique en feuilles
JP63167010A JPS6424729A (en) 1987-07-07 1988-07-06 Method and device for loosing thermoplastic beltlike sheet
GB8816074A GB2206841B (en) 1987-07-07 1988-07-06 Method of and apparatus for reducing tension in webs of thermoplastic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873722346 DE3722346A1 (de) 1987-07-07 1987-07-07 Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn

Publications (1)

Publication Number Publication Date
DE3722346A1 true DE3722346A1 (de) 1989-01-26

Family

ID=6331033

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873722346 Withdrawn DE3722346A1 (de) 1987-07-07 1987-07-07 Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn

Country Status (7)

Country Link
US (1) US4904425A (enExample)
JP (1) JPS6424729A (enExample)
CH (1) CH676216A5 (enExample)
DE (1) DE3722346A1 (enExample)
FR (1) FR2617762A1 (enExample)
GB (1) GB2206841B (enExample)
IT (1) IT1217833B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009797A1 (de) * 1990-03-27 1991-10-02 Pagendarm Gmbh Verfahren und anordnung zum kondensieren von dampffoermigen substanzen
JP2584362B2 (ja) * 1991-03-11 1997-02-26 富士写真フイルム株式会社 位相差膜の製造方法
DE4305081C2 (de) * 1993-02-19 1996-08-01 Minnesota Mining & Mfg Verfahren und Vorrichtung zum Auftragen von Haftkleber auf Bogen aus Papier oder dergleichen Material
US5885722A (en) * 1994-02-15 1999-03-23 Minnesota Mining And Manufacturing Method for applying coating materials to overlapped individuals sheets
US6517900B1 (en) 1994-08-17 2003-02-11 3M Innovative Properties Company Apparatus and method for applying coating materials to individual sheet members
CN101855059B (zh) 2007-09-10 2015-04-15 Ehc加拿大股份公司 用于挤压热塑性扶手的方法和设备
US9981415B2 (en) 2007-09-10 2018-05-29 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
KR20100069674A (ko) * 2007-09-10 2010-06-24 이에이치씨 캐나다, 인크. 압출된 복합 핸드레일을 위한 슬라이더 층의 전처리를 위한 방법과 장치
US20150122794A1 (en) * 2013-11-01 2015-05-07 Ricoh Company Ltd Targeted heating of substrate
EP3291980B1 (en) 2015-05-07 2021-04-07 EHC Canada, Inc. Compact composite handrails with enhanced mechanical properties
RU2018101486A (ru) 2015-06-19 2019-07-22 ИЭйчСи Канада, Инк. Способ и устройство для изготовления поручня из термопластичного полимера методом экструзии

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610897A (en) * 1964-03-31 1971-10-05 Industrial Nucleonics Corp Method and control apparatus for regulating the property of a material zone to a target property
US3347960A (en) * 1964-05-20 1967-10-17 Du Pont Process and apparatus for controlled preparation of a web
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
US4329315A (en) * 1980-10-24 1982-05-11 Monsanto Company Sheet stress relaxation

Also Published As

Publication number Publication date
GB8816074D0 (en) 1988-08-10
IT8820933A0 (it) 1988-06-10
FR2617762A1 (fr) 1989-01-13
JPS6424729A (en) 1989-01-26
GB2206841A (en) 1989-01-18
US4904425A (en) 1990-02-27
IT1217833B (it) 1990-03-30
CH676216A5 (enExample) 1990-12-28
GB2206841B (en) 1990-02-21

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: PAGENDARM GMBH, 2000 HAMBURG, DE

8141 Disposal/no request for examination