BR112015005490B1 - estrutura de filme - Google Patents

estrutura de filme Download PDF

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Publication number
BR112015005490B1
BR112015005490B1 BR112015005490-0A BR112015005490A BR112015005490B1 BR 112015005490 B1 BR112015005490 B1 BR 112015005490B1 BR 112015005490 A BR112015005490 A BR 112015005490A BR 112015005490 B1 BR112015005490 B1 BR 112015005490B1
Authority
BR
Brazil
Prior art keywords
polyethylene
less
film
layer
low density
Prior art date
Application number
BR112015005490-0A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112015005490A2 (pt
Inventor
João Gargalaka
Felipe Martinez Barreneche
Jorge Caminero Gomes
Nicolas C. Mazzola
Original Assignee
Dow Global Technologies Llc
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=49226569&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112015005490(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of BR112015005490A2 publication Critical patent/BR112015005490A2/pt
Publication of BR112015005490B1 publication Critical patent/BR112015005490B1/pt

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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
    • B32B27/06—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
    • 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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • 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
    • 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
    • B29K2023/0633—LDPE, i.e. 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
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/0641—MDPE, i.e. medium 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
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/58—Cuttability
    • B32B2307/581—Resistant to cut
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/738—Thermoformability
    • 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
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/24992—Density or compression of components

Landscapes

  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
BR112015005490-0A 2012-09-13 2013-09-11 estrutura de filme BR112015005490B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/613,975 2012-09-13
US13/613,975 US11292234B2 (en) 2012-09-13 2012-09-13 Polyolefin based films suitable for thermoforming
PCT/US2013/059182 WO2014043184A1 (en) 2012-09-13 2013-09-11 Polyolefin based films suitable for thermoforming

Publications (2)

Publication Number Publication Date
BR112015005490A2 BR112015005490A2 (pt) 2017-07-04
BR112015005490B1 true BR112015005490B1 (pt) 2021-05-18

Family

ID=49226569

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015005490-0A BR112015005490B1 (pt) 2012-09-13 2013-09-11 estrutura de filme

Country Status (10)

Country Link
US (1) US11292234B2 (https=)
EP (1) EP2895326B1 (https=)
JP (2) JP6671957B2 (https=)
CN (2) CN104768754A (https=)
AR (1) AR092544A1 (https=)
BR (1) BR112015005490B1 (https=)
ES (1) ES2845631T3 (https=)
IN (1) IN2015DN02391A (https=)
MX (1) MX383064B (https=)
WO (1) WO2014043184A1 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11292234B2 (en) 2012-09-13 2022-04-05 Dow Global Technologies Llc Polyolefin based films suitable for thermoforming
US10307999B2 (en) 2014-04-14 2019-06-04 Exxonmobil Chemical Patents Inc. Multilayer films and methods of making the same
AR100143A1 (es) * 2014-05-20 2016-09-14 Dow Global Technologies Llc Estructuras de películas de polímero y artículos realizados a partir de ellas
CN107073905A (zh) * 2014-08-12 2017-08-18 陶氏环球技术有限责任公司 基于聚乙烯的复合膜和由其制造的物件
CN104772956B (zh) * 2015-02-11 2017-05-31 广东星格新材料有限公司 一种轻量包装膜及其制备方法
EP3386750B1 (en) * 2015-12-09 2020-11-11 SABIC Global Technologies B.V. Multi-layer film
US10857703B2 (en) 2015-12-11 2020-12-08 Dow Global Technologies Llc Mutilayer polyethylene films, and articles made therefrom
US10821712B2 (en) * 2017-06-13 2020-11-03 Exxonmobil Chemical Patents Inc. Low crystalline polypropylene-based polymer for blown film applications
JP7221942B2 (ja) 2017-09-22 2023-02-14 ダウ グローバル テクノロジーズ エルエルシー 熱成形プロセス後の強化された靭性を有する熱成形フィルム組成物
CN108329564A (zh) * 2018-02-12 2018-07-27 贵州凯科特材料有限公司 一种高阻隔聚乙烯材料及其制备方法
JP7106941B2 (ja) * 2018-03-30 2022-07-27 大日本印刷株式会社 真空断熱材用外包材、真空断熱材、および真空断熱材付き物品
JP6622433B1 (ja) * 2019-02-28 2019-12-18 株式会社アイセロ 包装用フィルム、フィルムバッグ、及びそれの製造方法
SG11202110508UA (en) * 2019-04-04 2021-10-28 Amcor Flexibles North America Inc Recyclable film for thermoforming
AR119229A1 (es) * 2019-06-28 2021-12-01 Dow Global Technologies Llc Películas multicapa de polietileno resistentes al calor para líneas de embalaje flexible de alta velocidad
CN114867602A (zh) 2020-01-06 2022-08-05 因夫聚丙烯有限责任公司 包括阻隔层的聚合物基底
EP4161774A1 (en) * 2020-06-05 2023-04-12 Dow Global Technologies LLC Adhesiveless thermally laminated barrier heat sealing films including polyethylene
CN116209626B (zh) * 2020-09-30 2026-02-24 Rm东赛璐株式会社 热熔接性层叠膜
DE102021112618A1 (de) * 2021-05-14 2022-11-17 Windmöller & Hölscher Kg Verfahren zur Herstellung einer Kunststofffolie in einer Folienextrusionsmaschine aus einer Gesamtmenge an Rohstoffen sowie Computerprogrammprodukt zur Durchführung des Verfahrens
CN114274636B (zh) * 2021-12-31 2023-09-19 青岛东海包装产业有限公司 一种高耐热高低温韧性塑料膜及其制备方法
CN115122740B (zh) * 2022-07-28 2024-03-26 上海佰鑫新材料科技有限公司 一种阻隔性热熔胶膜及其制备方法
JP2025526164A (ja) 2022-08-19 2025-08-07 ビーエーエスエフ ソシエタス・ヨーロピア ポリエチレンの加工性を改善するための添加剤の使用
CN118082340B (zh) * 2024-02-29 2025-12-19 苏州市志飞包装材料有限公司 一种自粘复合膜及其制成的立体缓冲气泡袋

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076698A (en) 1956-03-01 1978-02-28 E. I. Du Pont De Nemours And Company Hydrocarbon interpolymer compositions
CA849081A (en) 1967-03-02 1970-08-11 Du Pont Of Canada Limited PRODUCTION OF ETHYLENE/.alpha.-OLEFIN COPOLYMERS OF IMPROVED PHYSICAL PROPERTIES
US3914342A (en) 1971-07-13 1975-10-21 Dow Chemical Co Ethylene polymer blend and polymerization process for preparation thereof
GB1452424A (en) * 1974-03-29 1976-10-13 Ici Ltd Composite films
JPS6040988B2 (ja) * 1980-06-16 1985-09-13 旭化成株式会社 低温熱収縮性多層バリヤ−フイルム
US4469742A (en) * 1983-01-31 1984-09-04 W. R. Grace & Co., Cryovac Div. Pasteurizable, cook-in shrink film
US4599392A (en) 1983-06-13 1986-07-08 The Dow Chemical Company Interpolymers of ethylene and unsaturated carboxylic acids
US4950541A (en) * 1984-08-15 1990-08-21 The Dow Chemical Company Maleic anhydride grafts of olefin polymers
US4735855A (en) 1986-08-04 1988-04-05 W. R. Grace & Co., Cryovac Div. Thermoformable laminate
JPH0677135B2 (ja) 1986-09-30 1994-09-28 富士写真フイルム株式会社 写真感光材料用包装材料
JP2785403B2 (ja) 1989-12-19 1998-08-13 三菱化学株式会社 フィルムの製造方法
US5272236A (en) 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers
US5582923A (en) 1991-10-15 1996-12-10 The Dow Chemical Company Extrusion compositions having high drawdown and substantially reduced neck-in
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
US5283128A (en) * 1992-03-23 1994-02-01 Viskase Corporation Biaxially oriented heat shrinkable film
US5310584B1 (en) * 1992-04-14 1999-02-16 Amoco Corp Thermoformable polypropylene-based sheet
US5693488A (en) 1994-05-12 1997-12-02 The Rockefeller University Transmembrane tyrosine phosphatase, nucleic acids encoding the same, and methods of use thereof
JP3258534B2 (ja) 1995-07-28 2002-02-18 タイコエレクトロニクスアンプ株式会社 雌型コンタクト
US6068933A (en) 1996-02-15 2000-05-30 American National Can Company Thermoformable multilayer polymeric film
US6525157B2 (en) 1997-08-12 2003-02-25 Exxonmobile Chemical Patents Inc. Propylene ethylene polymers
US6248442B1 (en) * 1998-12-31 2001-06-19 Mobil Oil Corporation Easy opening hermetically sealed film
US6861127B2 (en) 1999-10-20 2005-03-01 Curwood, Inc. Thermoformable multi-layer film
US6379812B1 (en) * 2000-05-31 2002-04-30 Cryovac, Inc. High modulus, multilayer film
AU2001265353A1 (en) 2000-06-08 2001-12-17 Pechiney Emballage Flexible Europe Thermoformable film structures useful for packaging food products
GB0023548D0 (en) 2000-09-26 2000-11-08 Elopak Systems A film
GB0026054D0 (en) * 2000-11-09 2000-12-13 Ucb Sa Films,compositions and processes
AU2002229709A1 (en) * 2001-01-12 2002-07-24 Atofina Research Metallocene film resin
US6509087B2 (en) * 2001-05-02 2003-01-21 Okura Industrial Co., Ltd. Heat shrinkable, coextruded polyethylene film laminate
US7776446B2 (en) * 2001-06-04 2010-08-17 Saint-Gobain Performance Plastics Corporation Multi-layer release films
US6960635B2 (en) 2001-11-06 2005-11-01 Dow Global Technologies Inc. Isotactic propylene copolymers, their preparation and use
DE10242730A1 (de) 2002-09-13 2004-03-25 Ticona Gmbh Thermoformbare Folie mit hoher Wärmeformbeständigkeit und Wasserdampfbarriere
US7459500B2 (en) * 2002-11-05 2008-12-02 Dow Global Technologies Inc. Thermoplastic elastomer compositions
JP4505321B2 (ja) 2004-01-09 2010-07-21 日本ポリエチレン株式会社 積層体及びそれからなる医療用袋
BRPI0509443B1 (pt) 2004-04-19 2016-06-07 Dow Global Technologies Inc película estirável aderente num só lado
US20060105166A1 (en) 2004-11-17 2006-05-18 Lischefski Andrew J Breathable packaging film having enhanced thermoformability
GB0511319D0 (en) * 2005-06-03 2005-07-13 Exxonmobil Chem Patents Inc Polymeric compositions
MY148274A (en) 2005-07-08 2013-03-29 Dow Global Technologies Inc Layered film compositions, packages prepared therefrom, and methods of use
TWI386310B (zh) 2005-10-07 2013-02-21 Dow Global Technologies Llc 多層彈性膜結構物
DE102006040526A1 (de) 2006-08-30 2008-03-06 Cfs Kempten Gmbh Thermoformbares Verpackungsmaterial mit Schrumpfeigenschaften
FR2919222B1 (fr) 2007-07-25 2009-10-16 Ds Smith Kaysersberg Soc Par A Feuille pour support d'impression serigraphique et numerique
EP2030784B1 (en) * 2007-08-27 2016-04-13 Cryovac, Inc. Gas-barrier shrink films for use in deep-drawing applications
EP2052857A1 (en) 2007-10-22 2009-04-29 Dow Global Technologies Inc. Multilayer films
US20110039098A1 (en) * 2008-01-31 2011-02-17 Roberto Forloni Gas-barrier films and sheets
EP2392457A4 (en) * 2009-01-30 2013-01-23 Techno Polymer Co Ltd MULTILAYER BODY
KR101162096B1 (ko) 2009-04-23 2012-07-02 임동규 복합다층 필름
MX2012005237A (es) * 2009-11-09 2012-06-13 Basf Se Proceso para la obtencion de peliculas de contraccion.
PL2329949T3 (pl) 2009-12-07 2014-03-31 Flextrus Group Ab Folia wielowarstwowa
US8653196B2 (en) 2010-01-11 2014-02-18 Dow Global Technologies, Llc Method for preparing polyethylene with high melt strength
CN102380997A (zh) 2011-08-05 2012-03-21 大连方盛塑料有限公司 一种食品包装的塑料基材薄膜及其加工工艺
EP2669086A1 (en) 2012-05-28 2013-12-04 Dow Global Technologies LLC Cast silage film with enhanced cling properties
US11292234B2 (en) 2012-09-13 2022-04-05 Dow Global Technologies Llc Polyolefin based films suitable for thermoforming

Also Published As

Publication number Publication date
AR092544A1 (es) 2015-04-22
US11292234B2 (en) 2022-04-05
US20140072787A1 (en) 2014-03-13
ES2845631T3 (es) 2021-07-27
WO2014043184A1 (en) 2014-03-20
EP2895326B1 (en) 2020-12-16
MX2015003371A (es) 2015-09-25
MX383064B (es) 2025-03-13
IN2015DN02391A (https=) 2015-09-04
JP6671957B2 (ja) 2020-03-25
CN104768754A (zh) 2015-07-08
BR112015005490A2 (pt) 2017-07-04
EP2895326A1 (en) 2015-07-22
JP2018199340A (ja) 2018-12-20
CN110239176A (zh) 2019-09-17
JP2015529585A (ja) 2015-10-08

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