BE793101A - Pellicule stratifiee et son procede de fabrication - Google Patents

Pellicule stratifiee et son procede de fabrication

Info

Publication number
BE793101A
BE793101A BE793101DA BE793101A BE 793101 A BE793101 A BE 793101A BE 793101D A BE793101D A BE 793101DA BE 793101 A BE793101 A BE 793101A
Authority
BE
Belgium
Prior art keywords
manufacturing process
laminate film
laminate
film
manufacturing
Prior art date
Application number
Other languages
English (en)
Inventor
G C Wiggins
M J Kreh
R S Davis
F Stevenson
Original Assignee
Dow Chemical Co
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.)
Publication date
Publication of BE793101A publication Critical patent/BE793101A/fr

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
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
    • B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit zone
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/007—Using fluid under pressure
    • 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
    • Y10S383/00—Flexible bags
    • Y10S383/908—Material having specified grain direction or molecular orientation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
BE793101D 1970-07-27 Pellicule stratifiee et son procede de fabrication BE793101A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6488070A 1970-07-27 1970-07-27

Publications (1)

Publication Number Publication Date
BE793101A true BE793101A (fr) 1973-06-20

Family

ID=22058827

Family Applications (1)

Application Number Title Priority Date Filing Date
BE793101D BE793101A (fr) 1970-07-27 Pellicule stratifiee et son procede de fabrication

Country Status (2)

Country Link
US (1) US3707590A (fr)
BE (1) BE793101A (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3924051A (en) * 1970-09-08 1975-12-02 American Can Co Oriented saran coextrudate
US4082829A (en) * 1971-03-30 1978-04-04 W. R. Grace & Co. Process for melt extruding coating grade saran
US3953557A (en) * 1971-03-30 1976-04-27 W. R. Grace & Co. Polymer film with narrow molecular weight distribution and saran and laminates thereof
US4057667A (en) * 1972-03-24 1977-11-08 American Can Company Oriented saran coextrudate
ZA75470B (en) * 1974-06-24 1976-01-28 J Dukees Process and apparatus for the manufacture of plastic sandwich elements
US4047868A (en) * 1975-08-12 1977-09-13 Toppan Printing Co., Ltd. Multilayer parison extrusion molding machine for blow molding
US4206165A (en) * 1976-03-26 1980-06-03 Tri-Seal International, Inc. Method of co-extrusion with foam core
JPS5814294B2 (ja) * 1976-04-26 1983-03-18 呉羽化学工業株式会社 合成樹脂複合管状体の成形方法及びダイ構造
JPS5382888A (en) * 1976-12-29 1978-07-21 Kureha Chem Ind Co Ltd Co-extruded five-layered drawn cylindrical film and its manufacture
US4197150A (en) * 1977-11-04 1980-04-08 Mobil Oil Corporation Coextruded heat sealable laminar thermoplastic films
US4183882A (en) * 1978-01-09 1980-01-15 W. R. Grace & Co. Self-welding packaging film
US4541983A (en) * 1981-10-05 1985-09-17 American Can Company Preparing heat resistant heat shrinkable films
JPS62273849A (ja) * 1986-05-23 1987-11-27 呉羽化学工業株式会社 熱収縮性複合フイルム及びその製造方法
US4842952A (en) * 1986-06-30 1989-06-27 W. R. Grace & Co.-Conn. Inter-ply adhesion between saran and linear ethylene copolymers
US4909881A (en) * 1986-06-30 1990-03-20 W. R. Grace And Co.-Conn. Bonding method effecting inter-ply adhesion between saran and linear ethylene copolymers
US4717374A (en) * 1986-10-06 1988-01-05 Sonoco Products Company Method for forming a composite container with high barrier liner layer
US5035851A (en) * 1986-11-25 1991-07-30 W. R. Grace & Co.-Conn. Method of making very high barrier film
US4780265A (en) * 1986-12-15 1988-10-25 The Dow Chemical Company Films blown by the inflated bubble method of alloys of vinylidene chloride interpolymers and olefin polymers
US4970041A (en) * 1987-10-13 1990-11-13 Mobay Corporation Coextruded structures
US5143677A (en) * 1987-12-31 1992-09-01 American National Can Company Co-extrusions methods
WO1989008680A1 (fr) * 1988-03-07 1989-09-21 The Dow Chemical Company Ensemble de formulation d'extrusion pour resines thermo-sensibles, et composition polymere contenant cet ensemble
DE69002295T2 (de) * 1989-09-25 1993-11-04 Schneider Usa Inc Mehrschichtextrusion als verfahren zur herstellung von ballons zur gefaessplastik.
US5635261A (en) * 1989-10-10 1997-06-03 Viskase Corporation Thermoplastic film incorporating high melt index resins
US5106562A (en) * 1989-12-28 1992-04-21 American National Can Company Extrusion methods and apparatus
US5248470A (en) * 1990-03-09 1993-09-28 The Dow Chemical Company Process of biaxially orienting coextruded barrier films of polyvinylidene chloride and an alkyl acrylate
US5846620A (en) * 1997-02-06 1998-12-08 W. R. Grace & Co.-Conn. High strength flexible film package
WO1998018620A1 (fr) * 1996-10-29 1998-05-07 Cryovac , Inc. Sachet coussin scellable par hf
US20080070770A1 (en) * 2003-09-03 2008-03-20 Katarina Magnusson Method for manufacturing a packaging laminate

Also Published As

Publication number Publication date
US3707590A (en) 1972-12-26

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: THE DOW CHEMICAL CY

Effective date: 19921220