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公开(公告)号:US08999466B2
公开(公告)日:2015-04-07
申请号:US13123923
申请日:2009-10-21
CPC分类号: B32B27/34 , B32B7/12 , B32B25/08 , B32B25/14 , B32B27/08 , B32B27/16 , B32B27/32 , B32B27/36 , B32B2262/106 , B32B2262/108 , B32B2264/102 , B32B2264/104 , B32B2270/00 , B32B2307/308 , B32B2307/31 , B32B2307/518 , B32B2307/546 , B32B2307/558 , B32B2307/581 , B32B2307/702 , B32B2307/704 , B32B2307/7248 , B32B2307/732 , B32B2307/734 , B32B2439/06 , B32B2439/46 , B32B2439/70 , B32B2553/00 , Y10T428/13 , Y10T428/1303 , Y10T428/1334 , Y10T428/1352 , Y10T428/1359 , Y10T428/139 , Y10T428/265 , Y10T428/269
摘要: An object of the present invention is to provide a multilayer stretched polyamide-based film having excellent bending resistance, thermal dimensional stability and aroma retention, whose lamination strength is measureable when a sealing layer is laminated thereon.Specifically, the invention provides a multilayer stretched polyamide-based film obtained by biaxially stretching a multilayer laminate including three layers consisting of a polyester layer (Layer A), an adhesive layer (Layer B), and a polyamide layer (Layer C), wherein Layer A contains a crystalline polyester, Layer B contains a modified polyester-based elastomer, Layer C contains an aliphatic polyamide, and Layer C has a thickness of 5 μm or more, and wherein a sealing layer is to be laminated on Layer C by a lamination method, after biaxially stretching the multilayer laminate.
摘要翻译: 本发明的目的是提供一种具有优异的耐弯曲性,热尺寸稳定性和香气保留性的多层拉伸聚酰胺类膜,其层压强度可以在层压密封层时测量。 具体地说,本发明提供了一种通过双轴拉伸多层叠层而得到的多层拉伸聚酰胺类膜,其中包括由聚酯层(A层),粘合剂层(B层)和聚酰胺层(层C)组成的三层,其中 层A含有结晶性聚酯,层B含有改性聚酯系弹性体,层C含有脂肪族聚酰胺,层C的厚度为5μm以上,密封层层叠在层C上, 在双轴拉伸多层层压体之后。
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公开(公告)号:US20110200770A1
公开(公告)日:2011-08-18
申请号:US13123923
申请日:2009-10-21
CPC分类号: B32B27/34 , B32B7/12 , B32B25/08 , B32B25/14 , B32B27/08 , B32B27/16 , B32B27/32 , B32B27/36 , B32B2262/106 , B32B2262/108 , B32B2264/102 , B32B2264/104 , B32B2270/00 , B32B2307/308 , B32B2307/31 , B32B2307/518 , B32B2307/546 , B32B2307/558 , B32B2307/581 , B32B2307/702 , B32B2307/704 , B32B2307/7248 , B32B2307/732 , B32B2307/734 , B32B2439/06 , B32B2439/46 , B32B2439/70 , B32B2553/00 , Y10T428/13 , Y10T428/1303 , Y10T428/1334 , Y10T428/1352 , Y10T428/1359 , Y10T428/139 , Y10T428/265 , Y10T428/269
摘要: An object of the present invention is to provide a multilayer stretched polyamide-based film having excellent bending resistance, thermal dimensional stability and aroma retention, whose lamination strength is measureable when a sealing layer is laminated thereon.Specifically, the invention provides a multilayer stretched polyamide-based film obtained by biaxially stretching a multilayer laminate including three layers consisting of a polyester layer (Layer A), an adhesive layer (Layer B), and a polyamide layer (Layer C), wherein Layer A contains a crystalline polyester, Layer B contains a modified polyester-based elastomer, Layer C contains an aliphatic polyamide, and Layer C has a thickness of 5 μm or more, and wherein a sealing layer is to be laminated on Layer C by a lamination method, after biaxially stretching the multilayer laminate.
摘要翻译: 本发明的目的是提供一种具有优异的耐弯曲性,热尺寸稳定性和香气保留性的多层拉伸聚酰胺类膜,其层压强度可以在层压密封层时测量。 具体地说,本发明提供了一种通过双轴拉伸多层叠层而得到的多层拉伸聚酰胺类膜,其中包括由聚酯层(A层),粘合剂层(B层)和聚酰胺层(层C)组成的三层,其中 层A含有结晶性聚酯,层B含有改性聚酯系弹性体,层C含有脂肪族聚酰胺,层C的厚度为5μm以上,密封层层叠在层C上, 在双轴拉伸多层层压体之后。
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公开(公告)号:US08481137B2
公开(公告)日:2013-07-09
申请号:US13160925
申请日:2011-06-15
CPC分类号: B32B27/08 , B32B7/12 , B32B27/34 , B32B27/36 , B32B2250/03 , B32B2250/05 , B32B2250/40 , B32B2255/10 , B32B2255/20 , B32B2270/00 , B32B2307/308 , B32B2307/518 , B32B2307/7244 , B32B2307/7246 , B32B2307/734 , Y10T428/1334 , Y10T428/1338 , Y10T428/1352 , Y10T428/1355 , Y10T428/1359 , Y10T428/24975 , Y10T428/31725 , Y10T428/31736
摘要: An object of the invention is to provide a multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. [Method for Achieving the Object]A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate comprising at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film;both of the Layers A containing a crystalline polyester;Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; andLayer C containing an inorganic substance.
摘要翻译: 本发明的目的是提供一种具有阻挡性的多层拉伸膜,其不受由吸湿和弯曲等引起的尺寸变化的阻隔性的劣化。[实现对象的方法]具有屏障的多层拉伸膜 通过双轴拉伸包含至少三层的多层层压体,即聚酯类树脂层(A层),聚酰胺类树脂层(B层)和聚酯类树脂层(A层)得到的性能, (其中两层A可以相同或不同)以获得双轴拉伸的多层膜; 以及在所述双轴向拉伸的多层膜的至少一个表面上提供沉积层(层C); 两层包含结晶聚酯的层A; 含有70〜99重量%脂肪族聚酰胺和1〜30重量%芳香族聚酰胺的B层; 和含有无机物质的层C。
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公开(公告)号:US20110117341A1
公开(公告)日:2011-05-19
申请号:US12996513
申请日:2009-06-03
CPC分类号: B32B27/32 , Y10T428/2495 , Y10T428/26 , Y10T428/3175
摘要: The present invention provides a film that has excellent anti-fogging properties, processability without causing curling, as a film for use in food packaging. Specifically, the present invention provides a multilayered film including a polyolefin layer (A), an adhesive layer (B), a polyamide layer (C), a barrier layer (D), an anti-fogging agent layer (E), and an anti-fogging agent volatilization-preventing layer (F), the polyamide layer (C) including 5 to 30 wt % of amorphous aromatic polyamide, the barrier layer (D) including a saponified ethylene vinyl acetate copolymer (EVOH) having an ethylene content of 35 mol % or less and a saponification degree of vinyl acetate of 90 mol % or more, the anti-fogging agent layer (E) including an anti-fogging agent and polyolefin, and the anti-fogging agent volatilization-preventing layer (F) including polyolefin; and the multilayered film having an (A)/(B)/(X)/(B)/(E)/(F) layer structure (wherein the layer (X) represents a (C)/(D)/(C), (D)/(C)/(D), (C)/(D), or (D)/(C) layer structure); and a method for producing the same.
摘要翻译: 本发明提供作为食品包装用薄膜,具有优异的防雾性,加工性而不引起卷曲的薄膜。 具体地说,本发明提供一种多层膜,其包含聚烯烃层(A),粘合剂层(B),聚酰胺层(C),阻挡层(D),防雾剂层(E) 防雾剂挥发防止层(F),包含5〜30重量%无定形芳香族聚酰胺的聚酰胺层(C),包含乙烯含量为乙烯含量的皂化乙烯乙酸乙烯酯共聚物(EVOH)的阻隔层(D) 35摩尔%以下,乙酸乙烯酯的皂化度为90摩尔%以上,防雾剂层(E),防雾剂和聚烯烃,防雾剂挥发防止层(F) 包括聚烯烃; 并且所述多层膜具有(A)/(B)/(X)/(B)/(E)/(F)层结构(其中,层(X)表示(C)/(D)/(C ),(D)/(C)/(D),(C)/(D)或(D)/(C)层结构) 及其制造方法。
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公开(公告)号:US20110315590A1
公开(公告)日:2011-12-29
申请号:US13160898
申请日:2011-06-15
CPC分类号: B32B27/08 , B32B7/12 , B32B9/045 , B32B15/08 , B32B15/20 , B32B27/16 , B32B27/306 , B32B27/308 , B32B27/32 , B32B27/34 , B32B27/36 , B32B2307/306 , B32B2307/31 , B32B2307/412 , B32B2307/518 , B32B2307/546 , B32B2307/704 , B32B2307/7242 , B32B2307/732 , B32B2307/734 , B32B2553/00 , Y10T428/24975 , Y10T428/2848 , Y10T428/31681 , Y10T428/31736
摘要: [Object] An object of the invention is to provide a multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc.[Method for Achieving the Object] A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate comprising at least two layers, namely, a polyester-based resin layer (Layer A) and a polyamide-based resin layer (Layer B) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film; Layer A containing a crystalline polyester; Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; and Layer C containing an inorganic substance. [Selected Drawings] None
摘要翻译: 本发明的目的是提供一种具有阻挡性的多层拉伸膜,其不受由吸湿和弯曲等引起的尺寸变化的阻隔性的劣化。[实现对象的方法]多层拉伸 通过双轴拉伸由至少两层构成的多层层压体,即聚酯类树脂层(A层)和聚酰胺类树脂层(B层)得到的阻隔性的膜,得到双轴拉伸多层膜; 以及在所述双轴向拉伸的多层膜的至少一个表面上提供沉积层(层C); 含有结晶聚酯的层A; 含有70〜99重量%脂肪族聚酰胺和1〜30重量%芳香族聚酰胺的B层; 和含有无机物质的层C。 [所选图纸]无
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公开(公告)号:US20120040117A1
公开(公告)日:2012-02-16
申请号:US13160925
申请日:2011-06-15
CPC分类号: B32B27/08 , B32B7/12 , B32B27/34 , B32B27/36 , B32B2250/03 , B32B2250/05 , B32B2250/40 , B32B2255/10 , B32B2255/20 , B32B2270/00 , B32B2307/308 , B32B2307/518 , B32B2307/7244 , B32B2307/7246 , B32B2307/734 , Y10T428/1334 , Y10T428/1338 , Y10T428/1352 , Y10T428/1355 , Y10T428/1359 , Y10T428/24975 , Y10T428/31725 , Y10T428/31736
摘要: A multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate including at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film; both of the Layers A containing a crystalline polyester; Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; and Layer C containing an inorganic substance.
摘要翻译: 具有阻挡性的多层拉伸膜,其不受由吸湿引起的尺寸变化和弯曲等的阻隔性的劣化。具有阻隔性的多层拉伸膜通过双轴拉伸包含至少三层的多层层压体,即 ,聚酯类树脂层(A层),聚酰胺类树脂层(B层)和聚酯类树脂层(A层))(其中两层A可以相同或不同 )以获得双轴拉伸多层膜; 以及在所述双轴向拉伸的多层膜的至少一个表面上提供沉积层(层C); 两层包含结晶聚酯的层A; 含有70〜99重量%脂肪族聚酰胺和1〜30重量%芳香族聚酰胺的B层; 和含有无机物质的层C。
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公开(公告)号:US08367169B2
公开(公告)日:2013-02-05
申请号:US13160925
申请日:2011-06-15
摘要: A multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate including at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film; both of the Layers A containing a crystalline polyester; Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; and Layer C containing an inorganic substance.
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公开(公告)号:US08691394B2
公开(公告)日:2014-04-08
申请号:US12309153
申请日:2007-07-11
CPC分类号: B32B27/08 , B32B27/302 , B32B27/36 , B32B2307/736 , Y10T428/1328 , Y10T428/31786 , Y10T428/31797 , Y10T428/31931
摘要: It is an object of the present invention to provide a heat-shrinkable multilayer film which, in the case of using the heat-shrinkable multilayer film as a heat-shrinkable label for a container, does not produce delamination in covering a container, is superior in heat resistance, oil resistance, tearing properties along the perforation and appearance and can prevent the reduction in strength between the layers after a printing step, and a heat-shrinkable label comprising the heat-shrinkable multilayer film as a base film. The present invention is a heat-shrinkable multilayer film which comprises: an outer surface layer comprising a polyester type resin; and an intermediate layer comprising a polystyrene type resin, said outer surface layer and said intermediate layer being laminated by interposing an adhesive layer comprising a polyester type elastomer or a modified polyester type elastomer.
摘要翻译: 本发明的目的是提供一种热收缩性多层膜,在使用作为容器的热收缩性标签的热收缩性多层膜的情况下,不会产生覆盖容器的分层, 耐热性,耐油性,沿着穿孔和外观的撕裂性能,并且可以防止在印刷步骤之后的层之间的强度降低,以及包含作为基膜的热收缩性多层膜的热收缩标签。 本发明是一种热收缩性多层膜,其包括:包含聚酯类树脂的外表层; 以及包含聚苯乙烯类树脂的中间层,所述外表面层和所述中间层通过插入包含聚酯型弹性体或改性聚酯型弹性体的粘合剂层而层压。
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公开(公告)号:US20090202851A1
公开(公告)日:2009-08-13
申请号:US12309153
申请日:2007-07-11
IPC分类号: B32B27/08
CPC分类号: B32B27/08 , B32B27/302 , B32B27/36 , B32B2307/736 , Y10T428/1328 , Y10T428/31786 , Y10T428/31797 , Y10T428/31931
摘要: It is an object of the present invention to provide a heat-shrinkable multilayer film which, in the case of using the heat-shrinkable multilayer film as a heat-shrinkable label for a container, does not produce delamination in covering a container, is superior in heat resistance, oil resistance, tearing properties along the perforation and appearance and can prevent the reduction in strength between the layers after a printing step, and a heat-shrinkable label comprising the heat-shrinkable multilayer film as a base film.The present invention is a heat-shrinkable multilayer film which comprises: an outer surface layer comprising a polyester type resin; and an intermediate layer comprising a polystyrene type resin, said outer surface layer and said intermediate layer being laminated by interposing an adhesive layer comprising a polyester type elastomer or a modified polyester type elastomer.
摘要翻译: 本发明的目的是提供一种热收缩性多层膜,在使用作为容器的热收缩性标签的热收缩性多层膜的情况下,不会产生覆盖容器的分层, 耐热性,耐油性,沿着穿孔和外观的撕裂性能,并且可以防止在印刷步骤之后的层之间的强度降低,以及包含作为基膜的热收缩性多层膜的热收缩标签。 本发明是一种热收缩性多层膜,其包括:包含聚酯类树脂的外表层; 以及包含聚苯乙烯类树脂的中间层,所述外表面层和所述中间层通过插入包含聚酯型弹性体或改性聚酯型弹性体的粘合剂层而层压。
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公开(公告)号:US09827746B2
公开(公告)日:2017-11-28
申请号:US14241339
申请日:2012-09-04
IPC分类号: B32B27/08 , G09F3/04 , B29C61/06 , B32B27/32 , B32B27/36 , G09F3/06 , B32B7/12 , B32B27/30 , B32B37/12 , G09F3/02 , B29K25/00 , B29K67/00
CPC分类号: B32B27/08 , B29C61/0616 , B29K2025/06 , B29K2067/00 , B32B7/12 , B32B27/308 , B32B27/32 , B32B27/36 , B32B37/12 , B32B2250/24 , B32B2307/412 , B32B2307/736 , B32B2325/00 , B32B2367/00 , B32B2439/60 , B32B2439/66 , G09F3/04 , G09F3/06 , G09F2003/0239 , G09F2003/0255 , G09F2003/0257 , Y10T428/31797
摘要: The present invention provides a heat shrinkable multilayer film that has excellent adhesiveness between front and back layers and an interlayer, effectively prevents delamination, and is less likely to have white creases on folds. The present invention also provides a heat shrinkable label formed from the heat shrinkable multilayer film. The present invention relates to a heat shrinkable multilayer film, including: front and back layers each containing a polyester resin; an interlayer containing a polystyrene resin; and adhesive layers, wherein the front and back layers and the interlayer are stacked with the adhesive layers interposed therebetween, and the adhesive layers each contain 50 to 95% by weight of a polystyrene resin and 5 to 50% by weight of a polyester elastomer.
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