BR9506927A - Filme filme de polietileno filme de polietileno de camadas múltiplas filme de camadas múltiplas saco contendo um material fluído e processo para fazer sacos preenchidos com material fluível - Google Patents

Filme filme de polietileno filme de polietileno de camadas múltiplas filme de camadas múltiplas saco contendo um material fluído e processo para fazer sacos preenchidos com material fluível

Info

Publication number
BR9506927A
BR9506927A BRPI9506927-5A BR9506927A BR9506927A BR 9506927 A BR9506927 A BR 9506927A BR 9506927 A BR9506927 A BR 9506927A BR 9506927 A BR9506927 A BR 9506927A
Authority
BR
Brazil
Prior art keywords
film
polyethylene film
multilayer
bag containing
polyethylene
Prior art date
Application number
BRPI9506927-5A
Other languages
English (en)
Inventor
Alan Keith Breck
Alana Verdone
Original Assignee
Du Pont Canada
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10750075&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9506927(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont Canada filed Critical Du Pont Canada
Publication of BR9506927A publication Critical patent/BR9506927A/pt

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
    • 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
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • 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
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • 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
    • B32B2597/00—Tubular articles, e.g. hoses, pipes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/06—Metallocene or single site catalysts
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1008—Longitudinal bending
    • Y10T156/1013—Longitudinal bending and edge-joining of one piece blank to form tube
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
    • Y10T428/1393—Multilayer [continuous layer]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y10T428/2826—Synthetic resin or polymer
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2852—Adhesive compositions
    • Y10T428/2878—Adhesive compositions including addition polymer from unsaturated monomer
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
BRPI9506927-5A 1994-02-08 1995-02-08 Filme filme de polietileno filme de polietileno de camadas múltiplas filme de camadas múltiplas saco contendo um material fluído e processo para fazer sacos preenchidos com material fluível BR9506927A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9402430A GB9402430D0 (en) 1994-02-08 1994-02-08 Multilayer ethylene copolymer film
PCT/CA1995/000064 WO1995021743A1 (en) 1994-02-08 1995-02-08 Multilayer ethylene copolymer film

Publications (1)

Publication Number Publication Date
BR9506927A true BR9506927A (pt) 1997-09-30

Family

ID=10750075

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9506927-5A BR9506927A (pt) 1994-02-08 1995-02-08 Filme filme de polietileno filme de polietileno de camadas múltiplas filme de camadas múltiplas saco contendo um material fluído e processo para fazer sacos preenchidos com material fluível

Country Status (7)

Country Link
US (1) US5972443A (pt)
EP (1) EP0743902B2 (pt)
BR (1) BR9506927A (pt)
CA (1) CA2182524C (pt)
DE (1) DE69505499T3 (pt)
GB (1) GB9402430D0 (pt)
WO (1) WO1995021743A1 (pt)

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IT1304704B1 (it) * 1995-09-01 2001-03-28 Manuli Stretch Spa Film multistrato polietilenico
US5879768A (en) * 1995-10-06 1999-03-09 The Dow Chemical Company Pouches for packaging flowable materials
US6291797B1 (en) 1996-08-13 2001-09-18 Nippon Sheet Glass Co., Ltd. Laser machining method for glass substrate, diffraction type optical device fabricated by the machining method, and method of manufacturing optical device
GB9620651D0 (en) * 1996-10-02 1996-11-20 Norester S A A laminate
US5843540A (en) * 1996-11-15 1998-12-01 Tetra Laval Holdings & Finance, S.A. Multi-layer flexible container for flowable materials
EP0948432B1 (en) * 1996-12-26 2001-07-18 Dupont Canada Inc. Films having improved sealing properties
US6094889A (en) * 1997-02-25 2000-08-01 Exxon Chemical Patents, Inc. Method of form and seal packaging
JP2001521558A (ja) 1997-02-25 2001-11-06 エクソン・ケミカル・パテンツ・インク ヒートシール可能なフィルム
EP0890611A1 (en) * 1997-07-08 1999-01-13 The Procter & Gamble Company Packaging of flowable materials
WO1999006476A1 (en) * 1997-08-04 1999-02-11 The Dow Chemical Company Pouch for packaging flowable materials
KR100556319B1 (ko) 1997-08-15 2006-03-03 다우 글로벌 테크놀로지스 인크. 실질적으로 선형인 균질한 올레핀 중합체 조성물로부터제조된 필름
US6416833B1 (en) 1997-08-22 2002-07-09 Dupont Canada Inc. Interpolymer film pouch
US6287700B1 (en) 1998-12-30 2001-09-11 Exxon Mobil Oil Corporation Multi-layer film with enhanced lamination bond strength
US6383589B1 (en) * 1999-03-29 2002-05-07 Pechiney Plastic Packaging, Inc. Multilayer plastic structures, containers made therefrom, and methods of making the structures
EP1138702A1 (en) * 2000-03-30 2001-10-04 Fina Research S.A. Metallocene-produced polyethylene for glossy plastic containers
US6440533B1 (en) 2000-09-22 2002-08-27 Tredegar Film Products Corporation PVC replacement film
US6592967B2 (en) 2001-02-14 2003-07-15 Avery Dennison Corporation Microprism reflective sheeting with improved retention of reflectivity
SE0100858D0 (sv) * 2001-03-12 2001-03-12 Tetra Laval Holdings & Finance Packaging laminate, method of producing a packaging container and the packaging container
EP1300240A1 (en) * 2001-10-02 2003-04-09 Atofina Research S.A. High ESCR glossy plastic containers
DE60321090D1 (de) 2002-06-26 2008-07-03 Avery Dennison Corp Längsorientierte Polymere Filme
EP1560712A2 (en) * 2002-06-27 2005-08-10 Pliant Corporation Lap sealable film with a peel layer
WO2005108069A1 (en) * 2004-05-07 2005-11-17 A.W.A.X. Progettazione E Ricerca S.R.L. Extensible multilayer film
JP4856371B2 (ja) 2004-11-10 2012-01-18 昭和電工パッケージング株式会社 包装用積層体及びこれを用いた包装用袋体と電子材料製品包装用袋体
BRPI0710771A2 (pt) 2006-04-26 2011-06-07 Liqui Box Canada Inc pelìculas de polietileno de baixa densidade resistentes ao craqueamento por flexão
WO2007146986A1 (en) 2006-06-14 2007-12-21 Avery Dennison Corporation Conformable and die-cuttable machine direction oriented labelstocks and labels, and process for preparing
AU2007261011B2 (en) 2006-06-20 2012-04-05 Avery Dennison Corporation Multilayered polymeric film for hot melt adhesive labeling and label stock and label thereof
ES2379607T3 (es) 2006-07-17 2012-04-27 Avery Dennison Corporation Película polímera multicapa asimétrica y etiqueta de la misma
CN101511932B (zh) * 2006-09-05 2012-05-30 利魁包装加拿大有限公司 用于液体包装膜的聚乙烯和聚丙烯掺合物
US9283736B2 (en) 2010-04-16 2016-03-15 Liqui-Box Corporation Multi-layer, ethylene polymer-based films with novel polypropylene blend-based stiffening layer
US8978346B2 (en) 2010-04-16 2015-03-17 Liqui-Box Corporation Multi-layer, ethylene polymer-based films with high-density polyethylene based stiffening layer
WO2011130467A2 (en) * 2010-04-16 2011-10-20 Liqui-Box Corporation Multi-layer, ethylene polymer-based films with polypropylene-based stiffening layer
EP2397325A1 (en) * 2010-06-18 2011-12-21 Cryovac, Inc. Multilayer film for packaging fluid products
US9676532B2 (en) 2012-08-15 2017-06-13 Avery Dennison Corporation Packaging reclosure label for high alcohol content products
CN105848878B (zh) 2013-12-31 2018-06-08 陶氏环球技术有限责任公司 多层薄膜、其制造方法以及包含其的制品
US20150231862A1 (en) 2014-02-19 2015-08-20 Dow Global Technologies Llc Multilayered polyolefin films, methods of manufacture thereof and articles comprising the same
WO2015123827A1 (en) 2014-02-19 2015-08-27 Dow Global Technologies Llc High performance sealable co-extruded oriented film, methods of manufacture thereof and articles comprising the same
AU2015270854B2 (en) 2014-06-02 2018-08-02 Avery Dennison Corporation Films with enhanced scuff resistance, clarity, and conformability
US11905093B2 (en) * 2015-12-02 2024-02-20 Berry Plastics Corporation Peelable film for container lid
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ES1189859Y (es) 2017-07-31 2017-11-06 Liquibox Spain Sl Maquina esterilizadora para bolsas contenedoras de liquidos
MX2020002705A (es) 2017-09-13 2020-07-22 Liqui Box Corp Proceso para prevenir la degradacion organoleptica en alimentos sensibles dentro de envases flexibles y productos envasados de los mismos.
WO2019099348A2 (en) 2017-11-14 2019-05-23 Liqui-Box Corporation Flex-crack resistant and thermally resistant aseptic bulk bags for flexible packaging
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WO2021259910A1 (en) * 2020-06-24 2021-12-30 Trioplast Nyborg A/S Tubular film for stretch hoods comprising recycled material

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US5206075A (en) * 1991-12-19 1993-04-27 Exxon Chemical Patents Inc. Sealable polyolefin films containing very low density ethylene copolymers
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EP0662989B1 (en) * 1992-10-02 1997-01-29 E.I. Du Pont De Nemours And Company Improved shrink film and methods relating thereto
US5604043A (en) * 1993-09-20 1997-02-18 W.R. Grace & Co.-Conn. Heat shrinkable films containing single site catalyzed copolymers having long chain branching

Also Published As

Publication number Publication date
DE69505499T3 (de) 2006-09-21
CA2182524A1 (en) 1995-08-17
US5972443A (en) 1999-10-26
WO1995021743A1 (en) 1995-08-17
GB9402430D0 (en) 1994-03-30
CA2182524C (en) 1999-12-14
DE69505499T2 (de) 1999-04-29
DE69505499D1 (de) 1998-11-26
EP0743902A1 (en) 1996-11-27
EP0743902B1 (en) 1998-10-21
EP0743902B2 (en) 2005-12-21

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25A Requested transfer of rights approved

Owner name: LIQUI-BOX CANADA INC. (CA)

Free format text: TRANSFERIDO DE: DUPONT CANADA, INC.

B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 08/02/2015