CA1114125A - Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines - Google Patents

Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines

Info

Publication number: CA1114125A
Authority: CA; Canada
Prior art keywords: web; temperature; range; crystalline; surface regions
Prior art date: 1977-07-25
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)

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.)

1977-07-25

Filing date

1978-07-24

Publication date

1981-12-15

1978-07-24 Application filed by Bellaplast GmbH filed Critical Bellaplast GmbH

1981-12-15 Application granted granted Critical

1981-12-15 Publication of CA1114125A publication Critical patent/CA1114125A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 65
239000012815 thermoplastic material Substances 0.000 title claims abstract description 47
238000003856 thermoforming Methods 0.000 title claims abstract description 34
238000004519 manufacturing process Methods 0.000 title claims abstract description 14
239000000463 material Substances 0.000 claims abstract description 56
238000002844 melting Methods 0.000 claims abstract description 56
230000008018 melting Effects 0.000 claims abstract description 55
238000001816 cooling Methods 0.000 claims description 66
239000013078 crystal Substances 0.000 claims description 61
239000011162 core material Substances 0.000 claims description 46
238000003303 reheating Methods 0.000 claims description 21
238000010438 heat treatment Methods 0.000 claims description 18
238000001125 extrusion Methods 0.000 claims description 11
-1 polypropylene Polymers 0.000 claims description 10
239000007788 liquid Substances 0.000 claims description 9
239000002826 coolant Substances 0.000 claims description 8
239000004743 Polypropylene Substances 0.000 claims description 7
229920001155 polypropylene Polymers 0.000 claims description 7
230000003750 conditioning effect Effects 0.000 claims description 5
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 4
239000005977 Ethylene Substances 0.000 claims description 4
238000011161 development Methods 0.000 claims description 4
239000004698 Polyethylene Substances 0.000 claims description 3
229920000573 polyethylene Polymers 0.000 claims description 3
230000000717 retained effect Effects 0.000 claims description 3
230000005489 elastic deformation Effects 0.000 claims description 2
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 2
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 2
239000012530 fluid Substances 0.000 claims 1
230000003319 supportive effect Effects 0.000 abstract description 2
238000009740 moulding (composite fabrication) Methods 0.000 description 28
230000000087 stabilizing effect Effects 0.000 description 11
230000033001 locomotion Effects 0.000 description 9
239000010410 layer Substances 0.000 description 7
238000007493 shaping process Methods 0.000 description 6
238000006243 chemical reaction Methods 0.000 description 5
229920001169 thermoplastic Polymers 0.000 description 5
239000004416 thermosoftening plastic Substances 0.000 description 5
239000002344 surface layer Substances 0.000 description 4
230000008901 benefit Effects 0.000 description 3
230000001276 controlling effect Effects 0.000 description 3
230000007547 defect Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000010276 construction Methods 0.000 description 2
235000019628 coolness Nutrition 0.000 description 2
238000005520 cutting process Methods 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
238000007789 sealing Methods 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
229960004424 carbon dioxide Drugs 0.000 description 1
235000011089 carbon dioxide Nutrition 0.000 description 1
238000005266 casting Methods 0.000 description 1
230000002301 combined effect Effects 0.000 description 1
230000002844 continuous effect Effects 0.000 description 1
239000000110 cooling liquid Substances 0.000 description 1
239000012792 core layer Substances 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
239000002932 luster Substances 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000000465 moulding Methods 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229920000098 polyolefin Polymers 0.000 description 1
239000013641 positive control Substances 0.000 description 1
238000003825 pressing Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000012546 transfer Methods 0.000 description 1

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 drums

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Laminated Bodies (AREA)
Casting Or Compression Moulding Of Plastics Or The Like (AREA)

CA308,018A 1977-07-25 1978-07-24 Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines Expired CA1114125A (fr)

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 (fr)	1981-12-15

Family

ID=25226658

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CA308,018A Expired CA1114125A (fr)	1977-07-25	1978-07-24	Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines
CA308,019A Expired CA1114126A (fr)	1977-07-25	1978-07-24	Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
CA308,019A Expired CA1114126A (fr)	1977-07-25	1978-07-24	Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines

Country Status (13)

Country	Link
JP (1)	JPS5440870A (fr)
AR (1)	AR215724A1 (fr)
AT (2)	AT370671B (fr)
BE (1)	BE869217A (fr)
CA (2)	CA1114125A (fr)
DE (2)	DE2830788A1 (fr)
ES (1)	ES471997A1 (fr)
FR (2)	FR2398593A1 (fr)
GB (2)	GB2001576B (fr)
IT (2)	IT1097331B (fr)
NL (2)	NL7807831A (fr)
SE (1)	SE423878B (fr)
ZA (2)	ZA784183B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5281895U (fr) *	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 (fr) *	1983-08-05	1985-02-20	Brückner Maschinenbau Gernot Brückner GmbH & Co. KG	Procédé et dispositif pour la fabrication d'une matière plastique multicouche formée à chaud
WO1985002142A1 (fr) *	1983-11-11	1985-05-23	A.A.R.C. (Management) Pty. Limited	Procede et dispositif d'alimentation en bande thermoplastique en fusion
DE3505828A1 (de) *	1985-02-20	1987-01-22	Benecke Gmbh J	Verfahren zur herstellung geformter kunststoffelemente sowie hierzu geeignete tiefziehvorrichtung
EP0376211B1 (fr) *	1988-12-27	1994-06-08	Idemitsu Petrochemical Co. Ltd.	Procédé pour mouler un article dans une feuille de résine thermoplastique
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 (fr) *	1967-11-02	1968-12-13
BE775844A (fr) *	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
US4039609A (en) *	1972-10-25	1977-08-02	Bellaplast Gmbh	Method for the manufacture of thin-walled shaped articles of thermoplastic material
DE2344866A1 (de) *	1973-09-06	1975-03-20	Bellaplast Gmbh	Verfahren und vorrichtung zum herstellen von formlingen durch thermoformen
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 (fr) *	1974-10-31	1980-07-01	Robert P. Noonan	Contenants en matiere orientee

1978
- 1978-07-12 SE SE7807756A patent/SE423878B/sv unknown
- 1978-07-13 DE DE19782830788 patent/DE2830788A1/de not_active Ceased
- 1978-07-13 AT AT0508778A patent/AT370671B/de not_active IP Right Cessation
- 1978-07-13 AT AT0508878A patent/AT370672B/de not_active IP Right Cessation
- 1978-07-13 DE DE2830740A patent/DE2830740C2/de not_active Expired
- 1978-07-21 GB GB787830719A patent/GB2001576B/en not_active Expired
- 1978-07-24 NL NL7807831A patent/NL7807831A/xx not_active Application Discontinuation
- 1978-07-24 CA CA308,018A patent/CA1114125A/fr not_active Expired
- 1978-07-24 GB GB787830874A patent/GB2001577B/en not_active Expired
- 1978-07-24 ES ES471997A patent/ES471997A1/es not_active Expired
- 1978-07-24 NL NL7807832A patent/NL7807832A/xx not_active Application Discontinuation
- 1978-07-24 ZA ZA00784183A patent/ZA784183B/xx unknown
- 1978-07-24 IT IT26035/78A patent/IT1097331B/it active
- 1978-07-24 CA CA308,019A patent/CA1114126A/fr not_active Expired
- 1978-07-24 IT IT26034/78A patent/IT1097332B/it active
- 1978-07-24 BE BE189459A patent/BE869217A/fr not_active IP Right Cessation
- 1978-07-24 ZA ZA00784184A patent/ZA784184B/xx unknown
- 1978-07-25 AR AR273068A patent/AR215724A1/es active
- 1978-07-25 FR FR7821925A patent/FR2398593A1/fr active Granted
- 1978-07-25 FR FR7821924A patent/FR2398592A1/fr active Granted
- 1978-07-25 JP JP9005378A patent/JPS5440870A/ja active Pending

Also Published As

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

Legal Events

Date	Code	Title	Description
1998-12-15	MKEX	Expiry

Publication	Publication Date	Title
US4234536A (en)	1980-11-18	Method for the manufacture of thin-walled shaped articles of crystalline thermoplastic material
CA1114125A (fr)	1981-12-15	Methode de thermoformage d'articles a paroi mince a partir de matieres thermoplastiques cristallines
CA1153950A (fr)	1983-09-20	Fabrication de feuilles en matiere plastique armee et articles moules qui en sont derives
US5783229A (en)	1998-07-21	Thermoforming process and apparatus
US4722820A (en)	1988-02-02	Molten theromplastic web feeding process
KR970011561B1 (ko)	1997-07-12	다층 성형 물품의 제조 방법
US4086045A (en)	1978-04-25	Apparatus for the manufacture of thin-walled shaped articles of thermoplastic material
CA1089170A (fr)	1980-11-11	Methode et appareil de thermoformage d'articles en plastique transparent
AU1323688A (en)	1988-09-15	Forming thermoplastic web material
AU741308B2 (en)	2001-11-29	Method and system for forming low-density polymer foam article
CA1262810A (fr)	1989-11-14	Methode de mise en forme d'articles en matiere thermoplastique super-orientee
US3923948A (en)	1975-12-02	Thermoforming plastic articles
CA2346444C (fr)	2009-09-29	Film thermoforme mat
EP0537367B1 (fr)	1997-07-09	Matrice et procede de matri age par pression de resine thermoplastique a l'aide de cette matrice
DE2252219A1 (de)	1974-05-02	Verfahren und vorrichtung zum herstellen von duennwandigen formlingen aus thermoplastischem material
WO1985002142A1 (fr)	1985-05-23	Procede et dispositif d'alimentation en bande thermoplastique en fusion
CA2145208A1 (fr)	1995-02-09	Dispositif servant au moulage par soufflage de pieces de matiere plastique et procede mis en oeuvre
DE3834648A1 (de)	1990-04-19	Verfahren und vorrichtung zur herstellung von formteilen oder gegenstaenden fuer kraftfahrzeuge
CA1159211A (fr)	1983-12-27	Faconnage rotatif d'articles - b
CA1198869A (fr)	1986-01-07	Methode de mise en forme d'une pluralite d'objets a partir de feuilles superposees
EP0376211B1 (fr)	1994-06-08	Procédé pour mouler un article dans une feuille de résine thermoplastique
KR100439459B1 (ko)	2004-07-09	부직포가 합지된 압연 통기성 필름과 그 제조방법 및 장치
JP3238742B2 (ja)	2001-12-17	シボ付きシートの製造方法および装置
JP3065787B2 (ja)	2000-07-17	シボ付きシートの製造方法および装置
CN217944601U (zh)	2022-12-02	一种微孔发泡颗粒复合弹性材料制备装置