CA1114125A - Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming - Google Patents

Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming

Info

Publication number
CA1114125A
CA1114125A CA308,018A CA308018A CA1114125A CA 1114125 A CA1114125 A CA 1114125A CA 308018 A CA308018 A CA 308018A CA 1114125 A CA1114125 A CA 1114125A
Authority
CA
Canada
Prior art keywords
web
temperature
range
crystalline
surface regions
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
CA308,018A
Other languages
English (en)
French (fr)
Inventor
Alfons W. Thiel
Barbara Geppert
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.)
Bellaplast GmbH
Original Assignee
Bellaplast 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 Bellaplast GmbH filed Critical Bellaplast GmbH
Application granted granted Critical
Publication of CA1114125A publication Critical patent/CA1114125A/en
Expired 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/42—Heating or cooling
    • B29C51/421—Heating or cooling of preforms, specially adapted for thermoforming
    • B29C51/422—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential
    • B29C51/423—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential through the thickness of the preform
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
CA308,018A 1977-07-25 1978-07-24 Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming Expired CA1114125A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81887677A 1977-07-25 1977-07-25
US818,876 1977-07-25

Publications (1)

Publication Number Publication Date
CA1114125A true CA1114125A (en) 1981-12-15

Family

ID=25226658

Family Applications (2)

Application Number Title Priority Date Filing Date
CA308,019A Expired CA1114126A (en) 1977-07-25 1978-07-24 Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming
CA308,018A Expired CA1114125A (en) 1977-07-25 1978-07-24 Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA308,019A Expired CA1114126A (en) 1977-07-25 1978-07-24 Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming

Country Status (13)

Country Link
JP (1) JPS5440870A (es)
AR (1) AR215724A1 (es)
AT (2) AT370672B (es)
BE (1) BE869217A (es)
CA (2) CA1114126A (es)
DE (2) DE2830788A1 (es)
ES (1) ES471997A1 (es)
FR (2) FR2398593A1 (es)
GB (2) GB2001576B (es)
IT (2) IT1097332B (es)
NL (2) NL7807831A (es)
SE (1) SE423878B (es)
ZA (2) ZA784184B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5281895U (es) * 1975-12-16 1977-06-18
JPS56167411A (en) * 1980-05-30 1981-12-23 Mitsubishi Electric Corp Manufacture of synthetic resin molding
JPS57135110A (en) * 1981-02-16 1982-08-20 Toyo Seikan Kaisha Ltd Manufacture of multilayer plastic vessel
JPS595019A (ja) * 1982-07-02 1984-01-11 Toppan Printing Co Ltd 耐熱容器の製造方法
EP0133188A1 (de) * 1983-08-05 1985-02-20 Brückner Maschinenbau Gernot Brückner GmbH & Co. KG Verfahren zur Herstellung eines warmverformten Mehrlagenkunststoffverbundes, sowie Vorrichtung zur Durchführung des Verfahrens
WO1985002142A1 (en) * 1983-11-11 1985-05-23 A.A.R.C. (Management) Pty. Limited Molten thermoplastic web feeding process and apparatus
DE3505828A1 (de) * 1985-02-20 1987-01-22 Benecke Gmbh J Verfahren zur herstellung geformter kunststoffelemente sowie hierzu geeignete tiefziehvorrichtung
DE68915978T2 (de) * 1988-12-27 1994-09-22 Idemitsu Petrochemical Co Verfahren zum Tiefziehen eines Gegenstandes aus einer thermoplastischen Folie.
IE68430B1 (en) * 1990-08-12 1996-06-12 Polysheet Ireland Ltd A method and apparatus for forming an article of PET material
DE4116337C2 (de) * 1991-05-18 1994-01-27 Hatto Dipl Ing Hartnagel Verfahren zum Herstellen von dünnwandigen Formlingen aus teilkristallinem thermoplastischem Material, insbesondere Polyolefin, wie Polypropylen, durch Thermoformen, sowie Vorrichtung zur Durchführung dieses Verfahrens
DE10327741A1 (de) * 2003-06-18 2005-01-13 Fagerdala Deutschland Gmbh Herstellung von Sonnenblenden für Kraftfahrzeuge
JP6493275B2 (ja) * 2016-03-31 2019-04-03 東洋紡株式会社 空洞含有熱収縮性ポリエステル系フィルム
DE102016120339A1 (de) * 2016-10-25 2018-04-26 Prominent Gmbh Verfahren zur Herstellung einer geformten Membran

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH258231A (fr) * 1946-04-13 1948-11-30 Durazzo Santos Paul Appareil de chauffage.
US2642627A (en) * 1950-10-27 1953-06-23 Julius W Mann Method of heating the interior of plastic preforms
US3042972A (en) * 1960-06-24 1962-07-10 Koppers Co Inc Process of manufacturing articles having outer foamed portions
FR1549532A (es) * 1967-11-02 1968-12-13
BE775844A (es) * 1970-12-04 1972-05-26 Shell Int Research
US3979491A (en) * 1971-11-24 1976-09-07 Continental Can Company, Inc. Process for the manufacture of an oriented container
DE2344866A1 (de) * 1973-09-06 1975-03-20 Bellaplast Gmbh Verfahren und vorrichtung zum herstellen von formlingen durch thermoformen
US4039609A (en) * 1972-10-25 1977-08-02 Bellaplast Gmbh Method for the manufacture of thin-walled shaped articles of thermoplastic material
DE2252219B2 (de) * 1972-10-25 1978-02-16 Bellaplast Gmbh, 6200 Wiesbaden Verfahren und vorrichtung zum herstellen von duennwandigen formlingen aus thermoplastischem kunststoff
DE2328368B2 (de) * 1973-06-04 1977-12-22 Bellaplast Gmbh, 6200 Wiesbaden Thermoformvorrichtung zum herstellen von formlingen grosser tiefe aus einem relativ dicken kunststoffband
US3934743A (en) * 1972-12-29 1976-01-27 American Can Company Blow molded, oriented plastic bottle and method for making same
US3786221A (en) * 1973-03-29 1974-01-15 American Can Co Method for heat treating a polar, dielectric parison
CA1080416A (en) * 1974-10-31 1980-07-01 Robert P. Noonan Oriented containers

Also Published As

Publication number Publication date
DE2830740A1 (de) 1979-02-15
FR2398592A1 (fr) 1979-02-23
ZA784184B (en) 1979-07-25
CA1114126A (en) 1981-12-15
FR2398593B1 (es) 1984-04-13
ZA784183B (en) 1979-07-25
GB2001577B (en) 1982-01-13
FR2398592B1 (es) 1984-04-20
GB2001577A (en) 1979-02-07
ES471997A1 (es) 1979-02-16
GB2001576B (en) 1982-03-03
FR2398593A1 (fr) 1979-02-23
SE7807756L (sv) 1979-01-26
BE869217A (fr) 1979-01-24
NL7807832A (nl) 1979-01-29
AT370672B (de) 1983-04-25
DE2830788A1 (de) 1979-02-15
AT370671B (de) 1983-04-25
ATA508878A (de) 1982-09-15
GB2001576A (en) 1979-02-07
ATA508778A (de) 1982-09-15
NL7807831A (nl) 1979-01-29
IT1097332B (it) 1985-08-31
AR215724A1 (es) 1979-10-31
IT7826034A0 (it) 1978-07-24
IT7826035A0 (it) 1978-07-24
JPS5440870A (en) 1979-03-31
SE423878B (sv) 1982-06-14
IT1097331B (it) 1985-08-31
DE2830740C2 (de) 1985-11-07

Similar Documents

Publication Publication Date Title
US4234536A (en) Method for the manufacture of thin-walled shaped articles of crystalline thermoplastic material
CA1114125A (en) Method for manufacturing thin-walled articles from crystalline thermoplastic material by thermoforming
CA1304904C (en) Forming thermoplastic web materials
CA1153950A (en) Manufacture of reinforced plastic sheet material and moulded articles therefrom
US5783229A (en) Thermoforming process and apparatus
KR970011561B1 (ko) 다층 성형 물품의 제조 방법
US4722820A (en) Molten theromplastic web feeding process
US4234530A (en) Method for the manufacture of thin-walled shaped articles of crystalline thermoplastic material
CA1089170A (en) Method for producing transparent plastic molded articles and thermoforming apparatus therefor
US5314325A (en) Apparatus for continuous vacuum forming of a hot plasticized material on a moving flat forming surface
US5985190A (en) Method and system for forming low-density polymer foam article
CA1262810A (en) Method of forming highly oriented thermoplastic articles
EP1153722A2 (en) Non-glossing thermoformed film
DE2252219A1 (de) Verfahren und vorrichtung zum herstellen von duennwandigen formlingen aus thermoplastischem material
WO1985002142A1 (en) Molten thermoplastic web feeding process and apparatus
DE3834648A1 (de) Verfahren und vorrichtung zur herstellung von formteilen oder gegenstaenden fuer kraftfahrzeuge
CA1159211A (en) Rotary forming of articles - b
CA1198869A (en) Method for forming a plurality of objects from a plurality of superimposed sheets
JP3238742B2 (ja) シボ付きシートの製造方法および装置
AU2002100141A4 (en) Method and system for forming low-density polymer foam article
PH26660A (en) Forming thermoplastic web materials
CN1054032A (zh) 横向扩幅拉伸用聚乙烯膜片的制造方法及装置
JPH02225022A (ja) ブロー成形方法及びその装置
JPS6366655B2 (es)
JPS63288733A (ja) シボ付樹脂プレス成形品の製造法

Legal Events

Date Code Title Description
MKEX Expiry