FR2727050A1 - Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede - Google Patents

Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede Download PDF

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Publication number
FR2727050A1
FR2727050A1 FR9413894A FR9413894A FR2727050A1 FR 2727050 A1 FR2727050 A1 FR 2727050A1 FR 9413894 A FR9413894 A FR 9413894A FR 9413894 A FR9413894 A FR 9413894A FR 2727050 A1 FR2727050 A1 FR 2727050A1
Authority
FR
France
Prior art keywords
film
shrinkable
heat
temperature
layer
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
FR9413894A
Other languages
English (en)
French (fr)
Other versions
FR2727050B1 (enExample
Inventor
Jean Francois Glez
Jean Marc Metaix
Philippe Deleplanque
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.)
Bollore Technologies SA
Original Assignee
Bollore Technologies SA
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 Bollore Technologies SA filed Critical Bollore Technologies SA
Priority to FR9413894A priority Critical patent/FR2727050A1/fr
Priority to EP95402603A priority patent/EP0712714B1/fr
Priority to DE69516362T priority patent/DE69516362T2/de
Priority to ES95402603T priority patent/ES2145238T3/es
Priority to CA002163409A priority patent/CA2163409A1/fr
Priority to US08/561,004 priority patent/US5709932A/en
Publication of FR2727050A1 publication Critical patent/FR2727050A1/fr
Application granted granted Critical
Publication of FR2727050B1 publication Critical patent/FR2727050B1/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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/0625—LLDPE, i.e. linear low density polyethylene
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
    • 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
    • B29K2995/0049—Heat shrinkable
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FR9413894A 1994-11-21 1994-11-21 Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede Granted FR2727050A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9413894A FR2727050A1 (fr) 1994-11-21 1994-11-21 Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede
EP95402603A EP0712714B1 (fr) 1994-11-21 1995-11-20 Procédé de préparation d'un film ultramince thermorétractable bi-orienté et film ultramince notamment obtenu par ledit procédé
DE69516362T DE69516362T2 (de) 1994-11-21 1995-11-20 Wärmeschrumpfbare, biaxial orientierte, ultradünne Folie und Verfahren zu ihrer Herstellung
ES95402603T ES2145238T3 (es) 1994-11-21 1995-11-20 Procedimiento de fabricacion de una pelicula ultradelgada termorretractil biorientada y pelicula ultradelgada obtenida por dicho procedimiento.
CA002163409A CA2163409A1 (fr) 1994-11-21 1995-11-21 Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notammnet obtenu par ledit procede
US08/561,004 US5709932A (en) 1994-11-21 1995-11-21 Ultra thin heat-shrinkable monolayer polyethylene films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9413894A FR2727050A1 (fr) 1994-11-21 1994-11-21 Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede

Publications (2)

Publication Number Publication Date
FR2727050A1 true FR2727050A1 (fr) 1996-05-24
FR2727050B1 FR2727050B1 (enExample) 1997-02-07

Family

ID=9468977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9413894A Granted FR2727050A1 (fr) 1994-11-21 1994-11-21 Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede

Country Status (6)

Country Link
US (1) US5709932A (enExample)
EP (1) EP0712714B1 (enExample)
CA (1) CA2163409A1 (enExample)
DE (1) DE69516362T2 (enExample)
ES (1) ES2145238T3 (enExample)
FR (1) FR2727050A1 (enExample)

Families Citing this family (26)

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Publication number Priority date Publication date Assignee Title
US6408082B1 (en) 1996-04-25 2002-06-18 Digimarc Corporation Watermark detection using a fourier mellin transform
US6983051B1 (en) 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US6757406B2 (en) 1993-11-18 2004-06-29 Digimarc Corporation Steganographic image processing
US7171016B1 (en) 1993-11-18 2007-01-30 Digimarc Corporation Method for monitoring internet dissemination of image, video and/or audio files
US6614914B1 (en) 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
US6122403A (en) 1995-07-27 2000-09-19 Digimarc Corporation Computer system linked by using information in data objects
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US6424725B1 (en) 1996-05-16 2002-07-23 Digimarc Corporation Determining transformations of media signals with embedded code signals
US6516079B1 (en) 2000-02-14 2003-02-04 Digimarc Corporation Digital watermark screening and detecting strategies
US7486799B2 (en) * 1995-05-08 2009-02-03 Digimarc Corporation Methods for monitoring audio and images on the internet
US6381341B1 (en) 1996-05-16 2002-04-30 Digimarc Corporation Watermark encoding method exploiting biases inherent in original signal
BR0007594A (pt) * 1999-01-18 2001-11-27 Cryovac Inc Filme de polietileno de camada única, que se retraiao calor e irradiado
USH2073H1 (en) * 2000-06-19 2003-07-01 Exxon Chemical Patents Inc. Defect propagation resistant stretch films
BR0211248B1 (pt) * 2001-07-19 2012-09-18 filme, fita ou fio, compósito trançado ou não trançado, material compósito, e, método para fabricação de um filme, fita ou fio de diversas camadas de poliolefina monoaxialmente estirado(a).
NL1031597C2 (nl) * 2006-04-13 2007-10-16 Fuji Seal Europe Bv Inrichting voor het uit een strook hoesvormig foliemateriaal vervaardigen van hoesvormige folie-omhullingen.
US8221298B2 (en) * 2008-07-21 2012-07-17 Paragon Films, Inc. Apparatus and method for folding film edges
US9005501B2 (en) 2011-08-17 2015-04-14 Reifenhaeuser Gmbh & Co. Kg Maschinenfabrik Method and apparatus for producing a film web from thermoplastic material and film produced thereby
US9492332B2 (en) 2014-05-13 2016-11-15 Clopay Plastic Products Company, Inc. Breathable and microporous thin thermoplastic film
DE102015006891A1 (de) 2015-06-03 2016-09-01 Reifenhäuser GmbH & Co. KG Maschinenfabrik Anlage zum Herstellen einer Folienbahn sowie Verfahren zum Betreiben einer solchen Anlage
US11472085B2 (en) 2016-02-17 2022-10-18 Berry Plastics Corporation Gas-permeable barrier film and method of making the gas-permeable barrier film
JP6864083B2 (ja) 2016-05-10 2021-04-21 トレンチャード, ダグラス マイケルTRENCHARD, Douglas Michael 太陽光反応性マルチフィルム
US11584111B2 (en) 2018-11-05 2023-02-21 Windmoeller & Hoelscher Kg Breathable thermoplastic film with reduced shrinkage
CN112406228A (zh) * 2019-08-22 2021-02-26 顺启和(深圳)科技有限公司 超薄塑料膜、超薄塑料膜的制备方法及快递袋
DE102019126219B3 (de) * 2019-09-27 2021-03-11 Reifenhäuser GmbH & Co. KG Maschinenfabrik Verfahren zum Betreiben einer Anlage zum Herstellen einer Folienbahn und Anlage zur Durchführung dieses Verfahrens
WO2024246454A1 (fr) 2023-05-26 2024-12-05 Toray Films Europe Film mince a base de polypropylene

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277594A (en) * 1979-05-23 1981-07-07 Reynolds Metals Company Heat shrinkable polyethylene film and method for its manufacture
EP0315238A2 (en) * 1987-11-02 1989-05-10 Enichem Anic S.r.l. Bi-oriented films of ethylene/alfa -olephin copolymers
EP0319401A2 (fr) * 1987-11-30 1989-06-07 Bollore Technologies Procédé de fabrication d'une pellicule rétractable
EP0405916A1 (en) * 1989-06-27 1991-01-02 The Dow Chemical Company Bioriented film
EP0410792A2 (en) * 1989-07-28 1991-01-30 W.R. Grace & Co.-Conn. Double bubble process for making strong, thin films

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4643943A (en) * 1984-05-30 1987-02-17 W. R. Grace & Co., Cryovac Div. Multi-layer polyolefin shrink film
US5059481A (en) * 1985-06-17 1991-10-22 Viskase Corporation Biaxially stretched, heat shrinkable VLDPE film

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277594A (en) * 1979-05-23 1981-07-07 Reynolds Metals Company Heat shrinkable polyethylene film and method for its manufacture
EP0315238A2 (en) * 1987-11-02 1989-05-10 Enichem Anic S.r.l. Bi-oriented films of ethylene/alfa -olephin copolymers
EP0319401A2 (fr) * 1987-11-30 1989-06-07 Bollore Technologies Procédé de fabrication d'une pellicule rétractable
EP0405916A1 (en) * 1989-06-27 1991-01-02 The Dow Chemical Company Bioriented film
EP0410792A2 (en) * 1989-07-28 1991-01-30 W.R. Grace & Co.-Conn. Double bubble process for making strong, thin films

Also Published As

Publication number Publication date
EP0712714A1 (fr) 1996-05-22
DE69516362D1 (de) 2000-05-25
FR2727050B1 (enExample) 1997-02-07
CA2163409A1 (fr) 1996-05-22
DE69516362T2 (de) 2000-08-24
ES2145238T3 (es) 2000-07-01
EP0712714B1 (fr) 2000-04-19
US5709932A (en) 1998-01-20

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