CA2017698A1 - Methode de fabrication de couches et de feuilles de polypropylene thermoformables - Google Patents

Methode de fabrication de couches et de feuilles de polypropylene thermoformables

Info

Publication number
CA2017698A1
CA2017698A1 CA2017698A CA2017698A CA2017698A1 CA 2017698 A1 CA2017698 A1 CA 2017698A1 CA 2017698 A CA2017698 A CA 2017698A CA 2017698 A CA2017698 A CA 2017698A CA 2017698 A1 CA2017698 A1 CA 2017698A1
Authority
CA
Canada
Prior art keywords
sheets
polypropylene films
film
sheet
polypropylene
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
CA2017698A
Other languages
English (en)
Other versions
CA2017698C (fr
Inventor
Peter Breidt, Jr.
John Ralph Wagner Jr.
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.)
Mobil Oil AS
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2017698A1 publication Critical patent/CA2017698A1/fr
Application granted granted Critical
Publication of CA2017698C publication Critical patent/CA2017698C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C51/04—Combined thermoforming and prestretching, e.g. biaxial stretching
    • 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
    • B29C51/002—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 characterised by the choice of material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/005—Oriented

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (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)
CA002017698A 1989-06-07 1990-05-29 Methode de fabrication de couches et de feuilles de polypropylene thermoformables Expired - Fee Related CA2017698C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36253589A 1989-06-07 1989-06-07
US362,535 1989-06-07

Publications (2)

Publication Number Publication Date
CA2017698A1 true CA2017698A1 (fr) 1990-12-07
CA2017698C CA2017698C (fr) 1999-11-09

Family

ID=23426487

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002017698A Expired - Fee Related CA2017698C (fr) 1989-06-07 1990-05-29 Methode de fabrication de couches et de feuilles de polypropylene thermoformables

Country Status (3)

Country Link
EP (1) EP0402043A3 (fr)
JP (1) JPH0375123A (fr)
CA (1) CA2017698C (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2113280B1 (es) * 1994-11-10 1999-04-01 Repsol Quimica Sa Modificaciones polimericas para aplicaciones de termoconformado.
US8129006B2 (en) 2005-09-30 2012-03-06 Flexopack S.A. Stack sealable heat shrinkable film
ES2380973T3 (es) 2007-04-26 2012-05-22 Flexopack S.A. Plastics Industry Película termorretráctil sellable en superposición
ATE552304T1 (de) 2008-01-02 2012-04-15 Flexopack Sa Pvdc-formulierung und wärmeschrumpfbare folie
AU2008264215A1 (en) * 2008-01-03 2009-07-23 Flexopack S.A. Thermoforming film
DE202011110798U1 (de) 2011-05-03 2016-08-09 Flexopack S.A. Abfallverpackungssystem und Folie
EP2535279B1 (fr) 2011-06-16 2016-11-16 Flexopack S.A. Système de conditionnement de déchets et film
US9604430B2 (en) 2012-02-08 2017-03-28 Flexopack S.A. Thin film for waste packing cassettes
EP2813362B1 (fr) 2013-06-14 2019-05-22 Flexopack S.A. Film thermorétractable
AU2015258191B2 (en) 2014-11-19 2020-02-27 Flexopack S.A. Oven skin packaging process
CN108136658A (zh) * 2015-09-17 2018-06-08 本田技研工业株式会社 树脂成型方法以及树脂成型装置
EP3501822A1 (fr) 2017-12-22 2019-06-26 Flexopack S.A. Film de revêtement pour fibc

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1035519A (fr) * 1972-06-09 1978-08-01 Toyo Boseki Kabushiki Kaisha Pellicule de polymeres de polypropylene et d'ethylene se dechirant facilement
US4140457A (en) * 1975-09-02 1979-02-20 Sumitomo Bakelite Company Limited Method for producing transparent plastic molded articles and thermoforming apparatus therefor
DE2637991A1 (de) * 1976-08-24 1978-03-02 Hoechst Ag Kunststoffolie aus copolymeren und verfahren zur herstellung derselben
JPS59129123A (ja) * 1983-01-14 1984-07-25 Tsukasa Kasei Kogyo Kk ポリプロピレン製バンド及びその製造方法
DE3425643A1 (de) * 1984-07-12 1986-01-16 Alkor GmbH Kunststoffe, 8000 München Flaechenfoermige stanzteile auf der basis von kunststoff und verfahren zur herstellung derselben
JPS63147624A (ja) * 1986-12-11 1988-06-20 Idemitsu Petrochem Co Ltd 熱可塑性樹脂シ−トの熱成形方法およびその装置

Also Published As

Publication number Publication date
JPH0375123A (ja) 1991-03-29
EP0402043A2 (fr) 1990-12-12
CA2017698C (fr) 1999-11-09
EP0402043A3 (fr) 1991-10-23

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Legal Events

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