BR112021018723A2 - Filme multicamadas, e, capa extensível - Google Patents
Filme multicamadas, e, capa extensívelInfo
- Publication number
- BR112021018723A2 BR112021018723A2 BR112021018723A BR112021018723A BR112021018723A2 BR 112021018723 A2 BR112021018723 A2 BR 112021018723A2 BR 112021018723 A BR112021018723 A BR 112021018723A BR 112021018723 A BR112021018723 A BR 112021018723A BR 112021018723 A2 BR112021018723 A2 BR 112021018723A2
- Authority
- BR
- Brazil
- Prior art keywords
- multilayer film
- weight
- core layer
- layer
- stretch cover
- Prior art date
Links
- 239000010410 layer Substances 0.000 abstract 7
- 239000012792 core layer Substances 0.000 abstract 5
- 239000004698 Polyethylene Substances 0.000 abstract 2
- 229920001971 elastomer Polymers 0.000 abstract 2
- 239000000806 elastomer Substances 0.000 abstract 2
- -1 polyethylene Polymers 0.000 abstract 2
- 229920000573 polyethylene Polymers 0.000 abstract 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 229920000092 linear low density polyethylene Polymers 0.000 abstract 1
- 239000004707 linear low-density polyethylene Substances 0.000 abstract 1
- 229920001684 low density polyethylene Polymers 0.000 abstract 1
- 239000004702 low-density polyethylene Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
-
- 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
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- B32B27/327—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polyolefins obtained by a metallocene or single-site catalyst
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/022—Mechanical properties
-
- 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
- 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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- B32B2250/05—5 or more layers
-
- 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
- B32B2250/00—Layers arrangement
- B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
-
- 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
- B32B2270/00—Resin or rubber layer containing a blend of at least two different 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/31—Heat sealable
-
- 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
- B32B2307/51—Elastic
-
- 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
- B32B2307/514—Oriented
-
- 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
- B32B2307/582—Tearability
- B32B2307/5825—Tear resistant
-
- 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
- B32B2307/72—Density
-
- 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
- B32B2307/732—Dimensional properties
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/064—VLDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Wrappers (AREA)
Abstract
filme multicamadas, e, capa extensível. a presente divulgação fornece um filme multicamadas. o filme multicamadas inclui uma primeira camada externa e uma segunda camada externa, em que pelo menos uma dentre a primeira e a segunda camadas externas compreende um primeiro polietileno; uma camada de núcleo entre a primeira e a segunda camadas externas, em que uma espessura da camada de núcleo é de 8 a 30% de uma espessura total do filme multicamadas. a camada de núcleo é formada a partir de um polímero de núcleo constituído de 20 a 0% em peso de um segundo polietileno e 80 a 100% em peso de um elastômero à base de propileno com uma densidade de 0,855 g/cm3 a 0,877 g/cm3, a % em peso com base no peso total da camada de núcleo.o filme multicamadas compreende de 8 a 30% em peso do elastômero à base de propileno, com base em uma % em peso total do filme multicamadas. o filme multicamadas também inclui uma primeira e uma segunda camadas internas, em que pelo menos uma dentre a primeira e a segunda camadas internas compreende 80 a 100% em peso de um lldpe com uma densidade de 0,870 g/cm3 a 0,912 g/cm3 e 20 a 0% em peso de um ldpe, em que a camada de núcleo é posicionada entre a primeira e a segunda camadas internas.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962837794P | 2019-04-24 | 2019-04-24 | |
PCT/US2020/028955 WO2020219378A1 (en) | 2019-04-24 | 2020-04-20 | Multi-layer stretch hood film with enhanced tear strength |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112021018723A2 true BR112021018723A2 (pt) | 2021-11-23 |
Family
ID=70680612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112021018723A BR112021018723A2 (pt) | 2019-04-24 | 2020-04-20 | Filme multicamadas, e, capa extensível |
Country Status (9)
Country | Link |
---|---|
US (1) | US20220289444A1 (pt) |
EP (1) | EP3959075A1 (pt) |
JP (1) | JP2022529899A (pt) |
CN (1) | CN113613903B (pt) |
AR (1) | AR118648A1 (pt) |
BR (1) | BR112021018723A2 (pt) |
CA (1) | CA3136166A1 (pt) |
MX (1) | MX2021011840A (pt) |
WO (1) | WO2020219378A1 (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202020107530U1 (de) * | 2020-12-23 | 2021-02-01 | POLIFILM EXTRUSION GmbH | Kantenverstärkte vorverstreckte Folie zum Umhüllen von Ballen |
EP4219155A1 (en) * | 2022-01-28 | 2023-08-02 | Dow Global Technologies LLC | Multilayer films comprising ethylene-based polymers |
EP4219156A1 (en) * | 2022-01-28 | 2023-08-02 | Dow Global Technologies LLC | Multilayer films comprising ethylene-based polymers |
EP4219157A1 (en) * | 2022-01-28 | 2023-08-02 | Dow Global Technologies LLC | Multilayer films including ethylene-based copolymers |
EP4219158A1 (en) * | 2022-01-28 | 2023-08-02 | Dow Global Technologies LLC | Multilayer films comprising ethylene-based polymers |
EP4241985A1 (en) * | 2022-03-11 | 2023-09-13 | Borealis AG | Multilayer film |
EP4306291A1 (en) * | 2022-06-30 | 2024-01-17 | Industria Termoplastica Pavese S.p.A. | Polymeric film for covering cars |
WO2024083689A1 (en) | 2022-10-18 | 2024-04-25 | Borealis Ag | Multilayer film |
Family Cites Families (24)
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 |
US4599392A (en) | 1983-06-13 | 1986-07-08 | The Dow Chemical Company | Interpolymers of ethylene and unsaturated carboxylic acids |
US5272236A (en) | 1991-10-15 | 1993-12-21 | The Dow Chemical Company | Elastic substantially linear olefin polymers |
US5278272A (en) | 1991-10-15 | 1994-01-11 | The Dow Chemical Company | Elastic substantialy 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 |
US5693488A (en) | 1994-05-12 | 1997-12-02 | The Rockefeller University | Transmembrane tyrosine phosphatase, nucleic acids encoding the same, and methods of use thereof |
KR100351036B1 (ko) * | 1994-06-06 | 2002-11-05 | 미쓰이 가가쿠 가부시키가이샤 | 변성폴리올레핀조성물및그를사용한적층구조물 |
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 |
US5902684A (en) * | 1996-03-12 | 1999-05-11 | Tenneco Packaging Inc. | Multilayered Metallocene stretch wrap films |
NZ507284A (en) * | 1999-10-25 | 2002-05-31 | Cryovac Inc | Patch bag with patch containing polypropylene for food packaging |
EP1444276A1 (en) | 2001-11-06 | 2004-08-11 | Dow Global Technologies, Inc. | Isotactic propylene copolymers, their preparation and use |
US8003725B2 (en) * | 2002-08-12 | 2011-08-23 | Exxonmobil Chemical Patents Inc. | Plasticized hetero-phase polyolefin blends |
TWI386310B (zh) | 2005-10-07 | 2013-02-21 | Dow Global Technologies Llc | 多層彈性膜結構物 |
EP2799235A1 (en) * | 2007-10-22 | 2014-11-05 | Dow Global Technologies LLC | Multilayer films |
US8394879B1 (en) * | 2010-04-29 | 2013-03-12 | Dynamic Modifiers, LLC | Polyolefin compositions adapted to replace flexible polyvinylchloride and other elastomeric compositions |
BR112014027997A2 (pt) * | 2012-05-10 | 2017-06-27 | Dow Global Technologies Llc | película baseada em polipropileno e método para fazer uma película baseada em polipropileno |
US20150231861A1 (en) * | 2014-02-19 | 2015-08-20 | Dow Global Technologies Llc | Multilayered polyolefin films, methods of manufacture thereof and articles comprising the same |
JP2016032911A (ja) * | 2014-07-31 | 2016-03-10 | フタムラ化学株式会社 | 引裂方向性シーラントフィルム及びフィルム積層体 |
BR112018072271B1 (pt) * | 2016-05-25 | 2023-02-23 | Basell Poliolefine Italia S.R.L. | Filme de sopro de múltiplas camadas para encapuzamento extensível |
US20170342249A1 (en) * | 2016-05-26 | 2017-11-30 | Exxonmobil Chemical Patents Inc. | Multilayer Films and Methods of Making the Same |
US10926517B2 (en) * | 2016-11-10 | 2021-02-23 | Exxonmobil Chemical Patents Inc. | Multilayer films and methods of making the same |
AU2019477537B2 (en) * | 2019-12-10 | 2023-12-21 | Actega Ds Gmbh | Rotary vacuum vessel closure with vessel closure seal |
-
2020
- 2020-04-11 AR ARP200101022A patent/AR118648A1/es active IP Right Grant
- 2020-04-20 MX MX2021011840A patent/MX2021011840A/es unknown
- 2020-04-20 CN CN202080023322.1A patent/CN113613903B/zh active Active
- 2020-04-20 WO PCT/US2020/028955 patent/WO2020219378A1/en unknown
- 2020-04-20 EP EP20725300.6A patent/EP3959075A1/en active Pending
- 2020-04-20 CA CA3136166A patent/CA3136166A1/en active Pending
- 2020-04-20 JP JP2021559576A patent/JP2022529899A/ja active Pending
- 2020-04-20 BR BR112021018723A patent/BR112021018723A2/pt unknown
- 2020-04-20 US US17/605,802 patent/US20220289444A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP3959075A1 (en) | 2022-03-02 |
CN113613903B (zh) | 2024-02-13 |
WO2020219378A1 (en) | 2020-10-29 |
JP2022529899A (ja) | 2022-06-27 |
MX2021011840A (es) | 2021-10-22 |
CA3136166A1 (en) | 2020-10-29 |
AR118648A1 (es) | 2021-10-20 |
CN113613903A (zh) | 2021-11-05 |
US20220289444A1 (en) | 2022-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] |