CA2015153A1 - Methode de fabrication a vessie double de pellicules minces et resistantes - Google Patents

Methode de fabrication a vessie double de pellicules minces et resistantes

Info

Publication number
CA2015153A1
CA2015153A1 CA2015153A CA2015153A CA2015153A1 CA 2015153 A1 CA2015153 A1 CA 2015153A1 CA 2015153 A CA2015153 A CA 2015153A CA 2015153 A CA2015153 A CA 2015153A CA 2015153 A1 CA2015153 A1 CA 2015153A1
Authority
CA
Canada
Prior art keywords
bubble
blown
heated
thin films
bubble process
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
CA2015153A
Other languages
English (en)
Other versions
CA2015153C (fr
Inventor
Henry George Schirmer
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.)
Cryovac LLC
Original Assignee
WR Grace and Co Conn
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 WR Grace and Co Conn filed Critical WR Grace and Co Conn
Publication of CA2015153A1 publication Critical patent/CA2015153A1/fr
Application granted granted Critical
Publication of CA2015153C publication Critical patent/CA2015153C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • 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
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C55/30—Drawing through a die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
CA002015153A 1989-07-28 1990-04-23 Methode de fabrication a vessie double de pellicules minces et resistantes Expired - Fee Related CA2015153C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US38705689A 1989-07-28 1989-07-28
US387,056 1989-07-28
US49469990A 1990-03-16 1990-03-16
US494,699 1990-03-16

Publications (2)

Publication Number Publication Date
CA2015153A1 true CA2015153A1 (fr) 1991-01-28
CA2015153C CA2015153C (fr) 2000-07-18

Family

ID=27011731

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002015153A Expired - Fee Related CA2015153C (fr) 1989-07-28 1990-04-23 Methode de fabrication a vessie double de pellicules minces et resistantes

Country Status (18)

Country Link
EP (1) EP0410792B1 (fr)
JP (1) JP2862648B2 (fr)
KR (1) KR0180533B1 (fr)
CN (1) CN1049311A (fr)
AR (1) AR248235A1 (fr)
AT (1) ATE121008T1 (fr)
AU (3) AU643691B2 (fr)
BR (1) BR9003666A (fr)
CA (1) CA2015153C (fr)
DE (1) DE69018537T2 (fr)
DK (1) DK0410792T3 (fr)
ES (1) ES2071027T3 (fr)
HK (1) HK1996A (fr)
IL (1) IL95016A (fr)
MX (1) MXPA95005376A (fr)
MY (1) MY107124A (fr)
NZ (1) NZ234429A (fr)
PH (1) PH31570A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5279872A (en) * 1992-03-23 1994-01-18 Viskase Corporation Multilayer stretch/shrink film
US5272016A (en) * 1992-03-23 1993-12-21 Viskase Corporation Multilayer stretch/shrink film
US5283128A (en) * 1992-03-23 1994-02-01 Viskase Corporation Biaxially oriented heat shrinkable film
US5326602A (en) * 1992-12-01 1994-07-05 Union Carbide Chemicals & Plastics Technology Corporation Polyethylene blends
US6531198B2 (en) * 1993-06-24 2003-03-11 Pechiney Emballage Flexible Europe Heat shrinkable barrier bags with anti block additives
FR2727050A1 (fr) * 1994-11-21 1996-05-24 Bollore Technologies Procede de preparation d'un film ultramince thermoretractable bi-oriente et film ultramince notamment obtenu par ledit procede
US6413346B1 (en) * 1998-05-18 2002-07-02 Macro Engineering & Technology Inc. Production of stretch plastic film
KR100362407B1 (ko) * 2000-10-19 2002-11-25 기아자동차주식회사 자동차용 배기 시스템의 마운팅 러버
KR100467349B1 (ko) * 2001-10-11 2005-01-24 김영한 고수축률을 갖는 박층 필름의 제조 방법 및 그 장치
DE102005014474A1 (de) * 2005-03-27 2006-10-05 Huhtamaki Forchheim Zweigniederlassung Der Huhtamaki Deutschland Gmbh & Co. Kg Verfahren zum Herstellen einer gereckten Kunststoff-Folie
CN101590694B (zh) * 2008-05-28 2011-07-27 杨启赞 应用环保材料制成收缩胶膜的制法改良及其装置
US8562885B2 (en) * 2009-02-21 2013-10-22 Dow Global Technologies Inc. Multilayer structures having annular profiles and methods and apparatus of making the same
CN104149327B (zh) * 2014-08-14 2017-02-15 浙江南益生物科技有限公司 一种聚乳酸薄膜的二次吹胀成型方法
CN108082990B (zh) * 2017-12-14 2024-01-30 华南理工大学 基于牵引路径补偿的薄膜收卷方法及装置
CN109955569B (zh) * 2017-12-26 2022-03-08 升辉新材料股份有限公司 一种可重叠热封的收缩膜、其制备方法及由其制备的包装袋
CN109291452B (zh) * 2018-08-09 2021-02-09 桐乡市凯瑞包装材料有限公司 多用途易降解收纳储物袋的制作方法
EP4204229A4 (fr) * 2020-09-10 2023-11-01 Hariharan Krishnan Nair Matériau de conditionnement recyclable et son procédé de préparation
CN113021856B (zh) * 2021-03-23 2022-12-27 四川群琪科技有限公司 多层塑料薄膜吹膜方法
GB2608487B (en) 2021-04-14 2023-10-18 Innovia Films Ltd Film

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1779859C2 (de) * 1956-07-11 1974-01-03 Dow Chemical Co Verfahren und Vorrichtung zur Herstellung einheitlich molekular orientierter Filme aus Polystyrol
US2955318A (en) * 1958-05-16 1960-10-11 Union Carbide Corp Method and apparatus for collapsing thermoplastic tubing
US3456044A (en) * 1965-03-12 1969-07-15 Heinz Erich Pahlke Biaxial orientation
US3355531A (en) * 1965-05-13 1967-11-28 Dow Chemical Co Method and apparatus for the preparation of thermoplastic resinous film
US3576658A (en) * 1968-05-28 1971-04-27 Kohjin Co Manufacturing process of simultaneously biaxially oriented thermoplastic resin film with coated surface
US3661482A (en) * 1968-08-28 1972-05-09 Stuart L Brown Jr Apparatus for manufacturing biaxially oriented film with dimensional stability
EP0221726A3 (fr) * 1985-10-28 1988-09-21 Mobil Oil Corporation Film lamellaire thermoplastique avec une surface thermosoudable
US4720427A (en) * 1985-10-28 1988-01-19 Mobil Oil Corporation Oriented multi-layer heat sealable film
US4778699A (en) * 1986-09-15 1988-10-18 Reynolds Metals Company Plastics film laminates
US4863784C1 (en) * 1987-05-28 2001-05-01 Bt Commercial Corp Multilayer film containing very low density polyethylene
JPH0777754B2 (ja) * 1987-07-07 1995-08-23 三井石油化学工業株式会社 ストレッチ包装用フィルム
JP5112669B2 (ja) 2005-09-30 2013-01-09 富山化学工業株式会社 難溶性薬物のナノ微粒子を含有する水性懸濁液剤

Also Published As

Publication number Publication date
JPH0369337A (ja) 1991-03-25
DE69018537D1 (de) 1995-05-18
AU658330B2 (en) 1995-04-06
BR9003666A (pt) 1991-08-27
IL95016A (en) 1995-12-31
IL95016A0 (en) 1991-06-10
CN1049311A (zh) 1991-02-20
NZ234429A (en) 1994-05-26
AU4752693A (en) 1993-12-09
EP0410792A2 (fr) 1991-01-30
AU652519B2 (en) 1994-08-25
EP0410792B1 (fr) 1995-04-12
KR910002582A (ko) 1991-02-25
AU4752793A (en) 1993-12-09
KR0180533B1 (ko) 1999-05-15
HK1996A (en) 1996-01-12
JP2862648B2 (ja) 1999-03-03
AU5980690A (en) 1991-01-31
PH31570A (en) 1998-11-03
DK0410792T3 (da) 1995-07-03
ATE121008T1 (de) 1995-04-15
DE69018537T2 (de) 1995-08-17
MY107124A (en) 1995-09-30
EP0410792A3 (en) 1992-03-11
AU643691B2 (en) 1993-11-25
CA2015153C (fr) 2000-07-18
ES2071027T3 (es) 1995-06-16
AR248235A1 (es) 1995-07-12
MXPA95005376A (es) 2004-08-18

Similar Documents

Publication Publication Date Title
CA2015153A1 (fr) Methode de fabrication a vessie double de pellicules minces et resistantes
US4871410A (en) Method of extruding and blow molding of gas-impermeable composite articles having water-resistant polyvinyl alcohol film layer
US4359499A (en) Packaging material for photosensitive materials
US3985849A (en) Preparation of biaxially oriented polyvinyl alcohol film
US3669794A (en) Extrusion coating of a heat fusible foam sheet
US5709932A (en) Ultra thin heat-shrinkable monolayer polyethylene films
EP0361865A2 (fr) Films métallisés, perméables aux gaz, préparés à partir de films de départ imprégnés par fusion en polyoléfine renforcée
DE59205801D1 (de) Vorrichtung zur Herstellung von Rohrkörpern
EP0062800B1 (fr) Pellicule rétrécissable de polyamide et son procédé de production
JPH0134528B2 (fr)
US4284458A (en) Method for producing laminated film
US3257490A (en) Process for producing flat dimensionally stable, biaxially oriented polypropylene film
KR900000242B1 (ko) 열수축성 적층상 포장재료
ES2228096T3 (es) Peliculas polimericas.
CA1036308A (fr) Materiau d'emballage thermoformable
US3694399A (en) Method of producing paper-like polymer film and the product
MXPA04010978A (es) Pelicula de empaque con desgarramiento direccional de monobanda.
JPS6228226A (ja) 一方向性熱収縮チューブ状フィルムの製造方法
JPS63161030A (ja) 熱収縮性ポリエステル系フイルム
JPS59212261A (ja) 熱収縮性多層フイルム
JP2001199007A (ja) 生分解性積層シート状物
JPH0153184B2 (fr)
JPS6025730A (ja) 模様を有する熱収縮チユ−ブ及びその製法
KR970069306A (ko) 2축연신 폴리아미드계 필름. 그 제조방법 및 제조장치
JP2821252B2 (ja) シーラントフイルム

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed