RU2018135224A - Многослойная пленка для упаковывания в вакууме в плотно прилегающую пленку, способ упаковывания и изготавливаемые им упаковки - Google Patents
Многослойная пленка для упаковывания в вакууме в плотно прилегающую пленку, способ упаковывания и изготавливаемые им упаковки Download PDFInfo
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- 238000012856 packing Methods 0.000 title 2
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- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 6
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- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims 4
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- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims 4
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/00—Properties of the layers or laminate
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/00—Properties of the layers or laminate
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- B32B2307/724—Permeability to gases, adsorption
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- B32B2307/7244—Oxygen barrier
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2439/40—Closed containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2439/70—Food packaging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/50—Enclosing articles, or quantities of material, by disposing contents between two sheets, e.g. pocketed sheets, and securing their opposed free margins
- B65B11/52—Enclosing articles, or quantities of material, by disposing contents between two sheets, e.g. pocketed sheets, and securing their opposed free margins one sheet being rendered plastic, e.g. by heating, and forced by fluid pressure, e.g. vacuum, into engagement with the other sheet and contents, e.g. skin-, blister-, or bubble- packaging
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
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- Wrappers (AREA)
- Packages (AREA)
Claims (44)
1. Сшитая пленка, применимая в качестве верхнего полотна при упаковывании в вакууме в плотно прилегающую пленку, содержащая, по меньшей мере:
наружный уплотнительный слой (а), содержащий один или несколько сложных (со)полиэфиров, имеющих температуру стеклования (Tg) не выше 50°С, предпочтительно не выше 35°С, более предпочтительно не выше 20°С, измеренную в соответствии с ASTM D 3418, и/или температуру плавления (Tm) не выше 170°С, предпочтительно не выше 160°С, более предпочтительно не выше 150°С, измеренную в соответствии с ASTM D 3418;
устойчивый к неправильному обращению наружный слой (с), содержащий один или несколько полимеров, выбранных из группы, состоящей из полиолефинов и их сополимеров, полиамидов, сложных полиэфиров, полимеров на основе стирола, и
необязательно связующий слой (b), расположенный между слоями (а) и (с).
2. Пленка по п. 1, в которой:
сложный (со)полиэфир(-ы) составляет, по меньшей мере, 25%, по меньшей мере, 50%, предпочтительно, по меньшей мере, 65%, по меньшей мере, 80%, по меньшей мере, 90%, более предпочтительно, по меньшей мере, 95% по общему весу уплотнительного слоя (а), наиболее предпочтительно уплотнительный слой (а) состоит только из (со)полиэфира (ов) и/или
устойчивый к неправильному обращению наружный слой (с) содержит, по меньшей мере, 50%, предпочтительно, по меньшей мере, 65%, по меньшей мере, 80%, по меньшей мере, 90%, по меньшей мере, 95% по весу слоя (с) или состоит из одного или нескольких полимеров, выбранных из полиолефинов и их сополимеров, полиамидов, сложных полиэфиров и полимеров на основе стирола, предпочтительно из полиолефинов, более предпочтительно из иономеров, ПЭСП и ПЭВП.
3. Пленка по п. 1 или 2, в которой сложный (со)полиэфир уплотнительного слоя (а) содержит, по меньшей мере, одну ароматическую дикарбоновую кислоту, по меньшей мере, одну алифатическую дикарбоновую кислоту и один или несколько гликолей, при этом
по меньшей мере, одна ароматическая дикарбоновая кислота выбрана из терефталевой кислоты, изофталевой кислоты, фталевой кислоты, 2,5-, 2,6- или 2,7-нафталиндикарбоновой кислоты и их смесей, предпочтительно из изофталевой кислоты, фталевой кислоты, терефталевой кислоты и их смесей;
по меньшей мере, одна алифатическая дикарбоновая кислота выбрана из насыщенных алифатических дикарбоновых кислот с формулой CnH2n(СООН)2, в которой n имеет величину от 2 до 8, предпочтительно от 4 до 8, более предпочтительно n=4, n=7 или n=8;
один или несколько гликолей являются алифатическими или циклоалифатическими гликолями, предпочтительно алифатическими гликолями, предпочтительно алкиленгликолями, выбранными из этиленгликоля, диэтиленгликоля, триэтиленгликоля, пропиленгликоля, 1,3-бутандиола, 1,4-бутандиола, 1,5-пентандиола, 2,2-диметил-1,3-пропандиола, неопентилгликоля и 1,6-гександиола, более предпочтительно из этиленгликоля, бутандиола(-ов) и их смесей.
4. Пленка по любому из предшествующих пунктов, в которой:
толщина уплотнительного слоя (а) составляет от 2 до 25 мкм, предпочтительно от 3 до 20 мкм, более предпочтительно от 4 до 15 мкм, еще более предпочтительно от 5 до 12 мкм, и/или
толщина устойчивого к неправильному обращению наружного слоя (с) составляет от 2 до 25 мкм, предпочтительно от 3 до 20 мкм, более предпочтительно от 4 до 15 мкм, еще более предпочтительно от 5 до 12 мкм и/или
общая толщина пленки составляет менее 180 мкм, предпочтительно менее 150 мкм, более предпочтительно менее 130 мкм, еще более предпочтительно менее 110 мкм.
5. Пленка по любому из предшествующих пунктов, дополнительно содержащая:
внутренний барьерный слой (d), содержащий, по меньшей мере, полимер, выбранный из ПВДХ, полиамидов, EVOH, сложных полиэфиров и их смесей, предпочтительно содержащий EVOH, необязательно смешанный с полиамидами; и/или
по меньшей мере, один внутренний полиамидный слой (е), предпочтительно два внутренних полиамидных слоя (е), более предпочтительно непосредственно сцепленных с барьерным слоем (d); и/или
один или несколько внутренних объемных слоев (f), предпочтительно содержащих один или несколько полимеров, выбранных из гомополимеров и сополимеров этилена, иономеров и сополимеров этилена и винилацетата.
6. Пленка по любому из предшествующих пунктов, содержащая от 2 до 13, от 3 до 11, предпочтительно от 5 до 9, более предпочтительно от 7 до 9 слоев.
7. Пленка по любому из предшествующих пунктов, которая является нетермоусадочной.
8. Пленка по любому из предшествующих пунктов, дополнительно имеющая:
сопротивление имплозии, по меньшей мере, 8 мм, по меньшей мере, 10 мм, предпочтительно, по меньшей мере, 11 мм, более предпочтительно, по меньшей мере, 12 мм, еще более предпочтительно, по меньшей мере, 13 мм, измеренное методом испытания на сопротивление имплозии согласно настоящему описанию; и/или
показатель формуемости при образовании как перемычек, так сращений (продольных, поперечных и круговых), по меньшей мере, 2,0, предпочтительно, по меньшей мере, 2,5, еще более предпочтительно, по меньшей мере, 2,8, измеренный методом испытания на формуемость согласно настоящему описанию, и/или
содержание геля во всей пленки, когда все полимеры, образующие пленку, растворимы в толуоле до сшивания, или, по меньшей мере, ее часть состоит из полимеров, растворимых в толуоле до сшивания, не менее 25%, предпочтительно не менее 40%, более предпочтительно не менее 60% по весу всей пленки или весу упомянутой части пленки, соответственно.
9. Вакуумная упаковка из плотно прилегающей пленки, содержащая подложку, продукт, загруженный на подложку, и верхнюю пленку по любому из пп. 1-8, при этом пленка охватывает на продукт и герметично соединена по всей поверхности подложки, не покрытой продуктом.
10. Упаковка по п. 9, в которой подложка содержит уплотнительный слой, содержащий полимер, выбранный из сополимеров этилена и винилацетата и сложных полиэфиров.
11. Упаковка по п. 9 или 10, в которой подложкой является однослойная или многослойная подложка на основе сложного полиэфира, предпочтительно выбранного из полиэтилентерефталата (ПЭТФ), кристаллического полиэтилентерефталата (КПЭТ), аморфного полиэтилентерефталата (АПЭТ), поли(этилентерефталат)-гликоля (ПЭТГ) и их сочетаний.
12. Упаковка по любому из пп. 9-11, в которой подложка является компостируемой, предпочтительно состоит из компостируемой полимолочной кислоты и ее производных.
13. Упаковка по любому из пп. 9-11, в которой подложка имеет поверхность из алюминия.
14. Упаковка по п. 13, в которой подложка изготовлена из алюминия и не содержит уплотнительного слоя.
15. Упаковка по п. 9, в которой подложка изготовлена из стали.
16. Упаковка по любому из пп. 9-15, в которой продуктом является пищевой продукт, предпочтительно пищевой продукт, выбранный из рыбы, мяса, предпочтительно свежего красного мяса и птицы, сыра и готовых блюд.
17. Упаковка по любому из пп. 9-14 и 16 для применения в СВЧ-печи.
18. Способ упаковывания в вакууме в плотно прилегающую пленку, в котором используемой верхней пленкой, является пленка по любому из пп. 1-8.
19. Способ по п. 13, который включает:
использование сшитой верхней пленки, содержащей наружный уплотнительный слой (а) по любому из пп. 1-8,
использование подложки,
размещение пленки над подложкой наружным уплотнительным слоем (а) в сторону подложки,
размещение продукта между верхней пленкой и подложкой,
нагрев верхней пленки и ее формование поверх и вокруг продукта и вплотную к подложке с вакуумированием пространства между нагретой верхней пленкой и подложкой с целью формирования плотно прилегающей пленки вокруг продукта, и
герметичное соединение верхней пленки со всей поверхностью подложки, не покрытой продуктом, за счет перепада давления воздуха.
20. Способ по п. 18 или 19, в котором в ходе цикла упаковывания в вакууме в плотно прилегающую пленку устанавливают температуру купола ниже 220°С, ниже 210°С, ниже 200°С, ниже 190°С, ниже 180°С, ниже 170°С, ниже 160°С, даже ниже 150°С или на уровне около 140°С или даже ниже.
21. Применение пленки по любому из пп. 1-8 в качестве верхнего полотна для упаковывания в вакууме в плотно прилегающую пленку.
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| EP16159037.7 | 2016-03-07 | ||
| EP16159037 | 2016-03-07 | ||
| PCT/EP2017/055374 WO2017153439A1 (en) | 2016-03-07 | 2017-03-07 | Multilayer film for vacuum skin packaging, method of packaging and packages obtained therewith |
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| RU2018135224A true RU2018135224A (ru) | 2020-04-08 |
| RU2018135224A3 RU2018135224A3 (ru) | 2020-04-24 |
| RU2737694C2 RU2737694C2 (ru) | 2020-12-02 |
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| BR (1) | BR112018017009B1 (ru) |
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| MX (1) | MX2018010759A (ru) |
| RU (1) | RU2737694C2 (ru) |
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| EP3431531B1 (en) | 2016-03-18 | 2023-08-09 | Toyobo Co., Ltd. | Polyester film, laminate, and package |
| EP3439874B1 (en) | 2016-04-04 | 2022-06-22 | Cryovac, LLC | Thermoplastic film for vacuum skin packaging, method of packaging and uses thereof |
| AU2017249334B2 (en) | 2016-04-13 | 2022-03-03 | Cryovac, Llc | Vacuum skin package having implosion-resistant top web |
| JP6635119B2 (ja) * | 2016-07-27 | 2020-01-22 | 東洋紡株式会社 | 白色ポリエステル系フィルム、積層体及び包装袋 |
| WO2019002107A1 (en) * | 2017-06-30 | 2019-01-03 | Cryovac, Inc. | VACUUM PELLPLAID ENVELOPES FOR SOFT PRODUCTS AND METHOD FOR PACKAGING VACUUM PACKAGING |
| PL3706606T3 (pl) * | 2017-11-10 | 2025-04-22 | Amcor Flexibles North America, Inc. | Opakowania do użycia w piekarniku |
| WO2019110665A1 (en) * | 2017-12-05 | 2019-06-13 | Cryovac, Llc | Sealable and easy opening polyester films |
| WO2019166509A1 (en) * | 2018-02-27 | 2019-09-06 | Cryovac, Llc | Sealable and easy opening polyester films |
| WO2020120634A1 (en) * | 2018-12-11 | 2020-06-18 | Nouryon Chemicals International B.V. | Method for packaging particulate material, paste or gel |
| JP2021075678A (ja) * | 2019-05-10 | 2021-05-20 | 住友ベークライト株式会社 | 熱収縮積層フィルム |
| AU2021200176A1 (en) * | 2020-01-28 | 2021-08-12 | Flexopack S.A. | Oven skin packaging film |
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| HUE042716T2 (hu) * | 2007-08-30 | 2019-07-29 | Dupont Teijin Films Us Lp | Mikrohullámú és hagyományos sütõben alkalmazható, vákuumfóliával csomagolt, lezárt tartály egy élelmiszerterméket tartalmazó edénnyel és egy lezárt, hõformázható poliészterfólia-tetõvel |
| US8047368B2 (en) | 2008-01-23 | 2011-11-01 | Curwood, Inc. | Vacuum skin packaging laminate, package and process for using same |
| EP2285706B1 (en) | 2008-05-20 | 2014-11-19 | Cryovac, Inc. | Method for vacuum skin packaging a product arranged in a tray |
| WO2011012652A1 (en) | 2009-07-29 | 2011-02-03 | Cryovac, Inc. | Vacuum skin packaging of a product arranged on a support |
| PL2722279T3 (pl) | 2012-10-19 | 2017-12-29 | Cryovac, Inc. | Urządzenie i sposób próżniowego pakowania typu skin produktu i produkt w opakowaniu typu skin |
| MX381925B (es) | 2014-01-15 | 2025-03-13 | Cryovac Inc | Peliculas termocontraibles de barrera de multicapa pvdc. |
-
2017
- 2017-03-07 ES ES17708543T patent/ES2853698T3/es active Active
- 2017-03-07 RU RU2018135224A patent/RU2737694C2/ru active
- 2017-03-07 WO PCT/EP2017/055374 patent/WO2017153439A1/en not_active Ceased
- 2017-03-07 AU AU2017230856A patent/AU2017230856B2/en active Active
- 2017-03-07 CN CN201780016063.8A patent/CN108698394B/zh active Active
- 2017-03-07 EP EP17708543.8A patent/EP3426491B1/en active Active
- 2017-03-07 US US16/069,920 patent/US10639866B2/en active Active
- 2017-03-07 BR BR112018017009-7A patent/BR112018017009B1/pt active IP Right Grant
- 2017-03-07 MX MX2018010759A patent/MX2018010759A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US20190030857A1 (en) | 2019-01-31 |
| ES2853698T3 (es) | 2021-09-17 |
| WO2017153439A1 (en) | 2017-09-14 |
| MX2018010759A (es) | 2019-01-10 |
| AU2017230856A1 (en) | 2018-08-30 |
| RU2018135224A3 (ru) | 2020-04-24 |
| CN108698394A (zh) | 2018-10-23 |
| AU2017230856B2 (en) | 2020-09-10 |
| RU2737694C2 (ru) | 2020-12-02 |
| NZ745206A (en) | 2024-08-30 |
| CN108698394B (zh) | 2021-07-30 |
| BR112018017009B1 (pt) | 2022-09-06 |
| EP3426491A1 (en) | 2019-01-16 |
| EP3426491B1 (en) | 2020-12-02 |
| US10639866B2 (en) | 2020-05-05 |
| BR112018017009A2 (pt) | 2018-12-26 |
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