JP6691129B2 - 多層構造体、それから形成された膜、及びそれから形成されたパッケージ - Google Patents
多層構造体、それから形成された膜、及びそれから形成されたパッケージ Download PDFInfo
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- JP6691129B2 JP6691129B2 JP2017540546A JP2017540546A JP6691129B2 JP 6691129 B2 JP6691129 B2 JP 6691129B2 JP 2017540546 A JP2017540546 A JP 2017540546A JP 2017540546 A JP2017540546 A JP 2017540546A JP 6691129 B2 JP6691129 B2 JP 6691129B2
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- 229920000642 polymer Polymers 0.000 claims description 54
- 238000007789 sealing Methods 0.000 claims description 44
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 27
- 239000000565 sealant Substances 0.000 claims description 26
- 239000005977 Ethylene Substances 0.000 claims description 25
- 229920001684 low density polyethylene Polymers 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 229920000554 ionomer Polymers 0.000 claims description 14
- 239000004702 low-density polyethylene Substances 0.000 claims description 14
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 11
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 11
- 229920000034 Plastomer Polymers 0.000 claims description 10
- 229920001903 high density polyethylene Polymers 0.000 claims description 10
- 239000004700 high-density polyethylene Substances 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 9
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims description 8
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 8
- 229920002959 polymer blend Polymers 0.000 claims description 8
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 8
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 8
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 5
- 150000001336 alkenes Chemical class 0.000 claims description 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 4
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 3
- 239000004715 ethylene vinyl alcohol Substances 0.000 claims description 3
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
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- 239000010410 layer Substances 0.000 description 91
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- 230000000052 comparative effect Effects 0.000 description 19
- 239000000203 mixture Substances 0.000 description 16
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- 230000005540 biological transmission Effects 0.000 description 1
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- 150000001768 cations Chemical group 0.000 description 1
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- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- 239000000047 product Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
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- B32B2553/00—Packaging equipment or accessories not otherwise provided for
-
- 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
- B32B2581/00—Seals; Sealing equipment; Gaskets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Wrappers (AREA)
Description
試験方法は以下を含む:
密度をASTM−D 792に沿って測定した。
メルトインデックスI2は、190℃、2.16kgでASTM D−1238に従って測定される。
メルトフローレート、MFRは、ASTM D1238に従って測定される。
本願発明には以下の態様が含まれる。
項1.
第1の層と、
1つ以上のエチレン系ポリマーから形成されたシールラント層と、
前記シーラント層に隣接し、エラストマー性プロピレン系ポリマー及び第2のポリマーを含むポリマーブレンドから形成された凝集破壊層と、を含み、前記第2のポリマーは、高圧低密度ポリエチレン、高密度ポリエチレン、エチレンアクリル酸コポリマー、エチレン(メタ)アクリル酸コポリマー、及びこれらの組み合わせからなる群から選択される、多層構造体。
項2.
シーリング温度が上昇するにつれて、シール力が実質的に増加しない(この用語は明細書で定義される)、項1に記載の多層構造体。
項3.
前記シーラント層が、エチレン系ポリマー、極性エチレン系コポリマー、及びアイオノマーからなる群から選択される1つ以上の材料から形成される、項1または2に記載の多層構造体。
項4.
前記シーラント層が、50ミクロン以下の厚さを有する、項1〜3のいずれか1項に記載の多層構造体。
項5.
前記多層構造体が、3つ以上の層を有する、項1〜4のいずれか1項に記載の多層構造体。
項6.
前記シーラント層が、低密度ポリエチレンからなる、項1〜5のいずれか1項に記載の多層構造体。
項7.
前記シーラント層が、LLDPE、オレフィン系プラストマー、及びアイオノマーから選択される1〜100重量%の1つ以上のポリマー、ならびに任意にCOC、HDPE、及びPPから選択される1〜50重量%の1つ以上の材料から形成される、項1〜5のいずれか1項に記載の多層構造体。
項8.
前記シーラント層が、LLDPE、オレフィン系プラストマー、及びアイオノマーから選択される1〜100重量%の1つ以上のポリマー、ならびに任意にLDPEから選択される20〜99重量%の1つ以上の材料から形成される、項1〜5のいずれか1項に記載の多層構造体。
項9.
前記多層構造体が、バリア層及びタイ層からなる群から選択される1つ以上の追加の層をさらに含む、項1〜8のいずれか1項に記載の多層構造体。
項10.
前記バリア層が、1つ以上のポリアミド、エチレンビニルアルコール、及びポリ塩化ビニリデンから形成される、項9に記載の多層構造体。
項11.
項1〜10のいずれか1項に記載の多層構造体を含む、第1の膜。
項12.
1つ以上の接着剤を用いて単層及び多層膜からなる群から選択される基材に積層された、項1〜10のいずれか1項に記載の多層構造体を含む、第2の膜。
項13.
項1〜12のいずれか1項に記載の多層構造体から形成された1つ以上の構成要素を含む、パッケージ。
項14.
前記パッケージがポーチである、項13に記載のパッケージ。
項15.
前記パッケージが食品または飲料用容器である、項13に記載のパッケージ。
項16.
蓋が、項1〜10のいずれか1項に記載の多層構造体から形成されている、パッケージの蓋。
Claims (10)
- 第1の層と、
1つ以上のエチレン系ポリマーから形成されたシーラント層と、
前記シーラント層に隣接し、エラストマー性プロピレン系ポリマー及び第2のポリマーを含むポリマーブレンドから形成された凝集破壊層と、を含み、前記第2のポリマーは、高圧低密度ポリエチレン、高密度ポリエチレン、エチレンアクリル酸コポリマー、エチレン(メタ)アクリル酸コポリマー、及びこれらの組み合わせからなる群から選択される、多層構造体。 - シーリング温度が40℃上昇しても、任意のオレフィン系層による多層構造体のシール力(ASTM F88に従って測定される)が50%以上増加しない、請求項1に記載の多層構造体。
- 前記1つ以上のエチレン系ポリマーが、極性エチレン系コポリマー及びアイオノマーからなる群から選択される、請求項1または2に記載の多層構造体。
- 前記シーラント層が、50ミクロン以下の厚さを有する、請求項1〜3のいずれか1項に記載の多層構造体。
- 前記多層構造体が、3つ以上の層を有する、請求項1〜4のいずれか1項に記載の多層構造体。
- 前記シーラント層が、低密度ポリエチレンからなる、請求項1、2、4および5のいずれか1項に記載の多層構造体。
- 前記シーラント層が、LLDPE、オレフィン系プラストマー、及びアイオノマーから選択される1〜100重量%の1つ以上のポリマー、ならびに任意にCOC、HDPE、及びPPから選択される1〜50重量%の1つ以上の材料から形成される、請求項1、2、4および5のいずれか1項に記載の多層構造体。
- 前記シーラント層が、LLDPE、オレフィン系プラストマー、及びアイオノマーから選択される1〜100重量%の1つ以上のポリマー、ならびに任意にLDPEから選択される20〜99重量%の1つ以上の材料から形成される、請求項1、2、4および5のいずれか1項に記載の多層構造体。
- 前記多層構造体が、バリア層及びタイ層からなる群から選択される1つ以上の追加の層をさらに含む、請求項1〜8のいずれか1項に記載の多層構造体。
- 前記バリア層が、1つ以上のポリアミド、エチレンビニルアルコール、及びポリ塩化ビニリデンから形成される、請求項9に記載の多層構造体。
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Application Number | Priority Date | Filing Date | Title |
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US14/519,070 US10099453B2 (en) | 2014-10-20 | 2014-10-20 | Multilayer structure, a film made therefrom and a package formed therefrom |
US14/519,070 | 2014-10-20 | ||
PCT/US2015/053920 WO2016064557A1 (en) | 2014-10-20 | 2015-10-05 | A multilayer structure, a film made therefrom and a package formed therefrom |
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JP2017532232A JP2017532232A (ja) | 2017-11-02 |
JP6691129B2 true JP6691129B2 (ja) | 2020-04-28 |
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JP2017540546A Active JP6691129B2 (ja) | 2014-10-20 | 2015-10-05 | 多層構造体、それから形成された膜、及びそれから形成されたパッケージ |
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US (1) | US10099453B2 (ja) |
EP (1) | EP3209496B1 (ja) |
JP (1) | JP6691129B2 (ja) |
CN (1) | CN107000360B (ja) |
AR (1) | AR102359A1 (ja) |
BR (1) | BR112017007950B1 (ja) |
CO (1) | CO2017004540A2 (ja) |
ES (1) | ES2848185T3 (ja) |
MX (1) | MX2017005048A (ja) |
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MX2018010043A (es) | 2016-03-07 | 2018-11-09 | Cryovac Inc | Pelicula de facil apertura para empaque de recubrimiento al vacio. |
CN109109421B (zh) * | 2017-06-22 | 2022-08-09 | 东曹株式会社 | 层叠体及容器用盖体材料 |
CN112585010B (zh) | 2018-08-23 | 2022-10-21 | 康斯坦蒂亚皮尔克有限责任两合公司 | 具有良好的阻隔作用的利于回收的、可简单撕开的包装层压件及其制造方法 |
BR112021014732A2 (pt) | 2019-01-31 | 2021-09-28 | Dow Global Technologies Llc | Composição de asfalto, e, método para produzir uma composição de asfalto |
CN111483201A (zh) * | 2020-04-21 | 2020-08-04 | 珠海徐太日用品有限公司 | 高阻隔软包装膜及其制备工艺 |
WO2024111558A1 (ja) * | 2022-11-21 | 2024-05-30 | 三井・ダウ ポリケミカル株式会社 | 蓋材用積層体及び包装容器 |
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JPS6020405B2 (ja) * | 1976-04-06 | 1985-05-22 | 三井東圧化学株式会社 | 低密度ポリエチレンの製造方法 |
US5093164A (en) * | 1985-11-29 | 1992-03-03 | Bauer Frank T | Multiple layer packaging sheet material |
US4769261A (en) | 1987-01-08 | 1988-09-06 | Exxon Chemical Patents Inc. | Retort pouch and coextruded film therefor |
US5273797A (en) | 1987-01-08 | 1993-12-28 | Exxon Chemical Patents Inc. | Food package, retort lidding, and coextruded film therefor |
US4904731A (en) * | 1987-09-04 | 1990-02-27 | Shell Oil Company | Polymeric composition |
US5792534A (en) | 1994-10-21 | 1998-08-11 | The Dow Chemical Company | Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus |
JP3137320B2 (ja) | 1997-01-17 | 2001-02-19 | 住友ベークライト株式会社 | 多層シート |
JP3137321B2 (ja) | 1997-01-17 | 2001-02-19 | 住友ベークライト株式会社 | 多層シート |
JP3867474B2 (ja) | 2000-04-28 | 2007-01-10 | 大日本インキ化学工業株式会社 | 易開封性複合フィルム及び包装容器 |
JP3752144B2 (ja) * | 2000-11-16 | 2006-03-08 | 四国化工株式会社 | 積層フイルム及び包装袋 |
US7314669B2 (en) | 2003-02-05 | 2008-01-01 | Pechiney Emballage Flexible Europe | Easy peel film structures |
JP4175508B2 (ja) | 2003-07-10 | 2008-11-05 | 東セロ株式会社 | 易開封性積層フイルム及びその用途 |
JP4352388B2 (ja) | 2003-12-24 | 2009-10-28 | 東レフィルム加工株式会社 | 易開封性複合フィルム |
CN101283038B (zh) * | 2005-10-05 | 2012-04-25 | 陶氏环球技术有限责任公司 | 基于聚烯烃的可剥离密封 |
KR101264254B1 (ko) | 2008-04-03 | 2013-05-22 | 미쓰이 가가쿠 토세로 가부시키가이샤 | 열융착성 다층 필름 |
RU2014130753A (ru) | 2011-12-28 | 2016-02-20 | ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи | Стерилизуемые легко открывающиеся термосклеиваемые швы для упаковочной пленки |
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Publication number | Publication date |
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BR112017007950A2 (pt) | 2018-01-23 |
WO2016064557A1 (en) | 2016-04-28 |
CN107000360A (zh) | 2017-08-01 |
CO2017004540A2 (es) | 2017-07-28 |
MX2017005048A (es) | 2017-07-24 |
JP2017532232A (ja) | 2017-11-02 |
ES2848185T3 (es) | 2021-08-05 |
US20160107423A1 (en) | 2016-04-21 |
US10099453B2 (en) | 2018-10-16 |
AR102359A1 (es) | 2017-02-22 |
BR112017007950B1 (pt) | 2022-01-11 |
CN107000360B (zh) | 2019-05-21 |
EP3209496B1 (en) | 2020-12-30 |
EP3209496A1 (en) | 2017-08-30 |
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