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公开(公告)号：US20150255761A1
公开(公告)日：2015-09-10
申请号：US14431963
申请日：2013-09-10
IPC分类号： H01M2/02
CPC分类号： H01M2/0287 , B32B7/00 , B32B7/02 , B32B7/12 , B32B15/00 , B32B15/04 , B32B15/20 , B32B27/00 , B32B27/06 , B32B27/08 , B32B27/28 , B32B27/32 , B32B27/40 , B32B2307/50 , B32B2307/536 , B32B2307/558 , B32B2307/581 , B32B2307/732 , B32B2307/738 , B32B2307/752 , B32B2553/00 , H01M2/026 , H01M2/0277 , H01M2/0285 , Y10T29/4911
摘要： In a packaging material for a battery constituted by a laminate body having at least a base material layer, a bonding layer, a metal layer and a sealant layer in this order, the bonding layer satisfies at least two of the following properties (1) to (3). (1) The hardness is 20 to 115 MPa when an indenter is pressed into the bonding layer by 5 μm from the cross-section of the laminate body using a nano-indenter. (2) The peak temperature is 10 to 60° C. for the loss modulus peak that is acquired when a dynamic viscoelasticity is measured at a frequency of 1 Hz for the bonding layer. (3) IH/IM is 0.15 to 1.5, where an integral value of peak areas existing in 2800 to 3000 cm−1 is defined as IM, and an integral value of peak areas existing in 3100 to 3500 cm−1 is defined as IH.
摘要翻译： 在由至少具有基材层，接合层，金属层和密封剂层的叠层体构成的电池用包装材料中，粘合层满足以下性质（1）〜 （3）。 （1）当使用纳米压头将压头从层叠体的横截面压入粘结层5μm时，硬度为20〜115MPa。 （2）对于接合层以1Hz的频率测定动态粘弹性时的损耗模量峰值，峰值温度为10〜60℃。 （3）IH / IM为0.15〜1.5，其中存在于2800〜3000cm -1的峰面积的积分值定义为IM，将存在于3100〜3500cm -1的峰面积的积分值定义为IH 。
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12.发明授权公开(公告)号：US11594771B2
公开(公告)日：2023-02-28
申请号：US16073533
申请日：2017-02-17
摘要： A battery packaging material that is excellent in electrolytic solution resistance and ink printing characteristics of the surface. A battery packaging material comprising a laminate having at least a protective layer, a base material layer, a barrier layer, and a heat-sealable resin layer in this order, wherein a maximum value A of absorbance detected in an infrared wavenumber range of 2800 to 3000 cm−1 and a maximum value B of absorbance detected in an infrared wavenumber range of 2200 to 2300 cm−1 satisfy the relation: 0.05≤B/A≤0.75, as measured from an outermost surface of the protective layer, using attenuated total reflection Fourier transform infrared spectroscopy.
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公开(公告)号：US11426986B2
公开(公告)日：2022-08-30
申请号：US16496546
申请日：2018-03-20
发明人： Kenta Hiraki , Atsuko Takahagi , Rikiya Yamashita
摘要： A packaging material for batteries, which is not susceptible to warping, while having excellent formability. A packaging material for batteries is configured from a laminate that is sequentially provided at least with one or more substrate layers, a barrier layer, a cured resin layer and a thermally fusible resin layer in this order. At least one of the substrate layers is formed of a polybutylene terephthalate film; and the value (X/Y) which is obtained by dividing the puncture strength X (N) of the laminate by the thickness Y (μm) of the polybutylene terephthalate film, the puncture strength X (N) being determined by piercing the laminate from the substrate layer side by a method that complies with the prescription of JIS Z1707 (1997), is 1.02 N/μm or more.
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公开(公告)号：US11097461B2
公开(公告)日：2021-08-24
申请号：US16306265
申请日：2017-05-31
IPC分类号： B29C55/12 , B32B27/36 , B65D65/40 , H01M50/10 , H01M50/124 , H01M50/183 , B32B37/24 , B32B7/00 , B32B7/04 , H01M50/131 , H01M50/121 , H01M50/129 , H01M50/126 , H01M50/105 , H01M50/133 , B32B15/09 , B32B7/12
摘要： A battery packaging material including a laminate that is provided with a barrier layer, a heat-fusible resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on other surface side of barrier layer. This battery packaging material is configured from at least a laminate provided with a barrier layer, heat-fusible resin layer positioned on one surface side of barrier layer, and a polyester film positioned on other surface side of barrier layer. When infrared absorption spectrum on the polyester film's surface in 18 directions at intervals of 10° from 0°-180° is obtained using total reflection method of Fourier transform infrared spectroscopy, the ratio of the maximum value and the minimum value of the ratio (Y1340/Y1410) of the absorption peak intensity Y1340 in 1340 cm−1 and the absorption peak intensity Y1410 in 1410 cm−1 in the infrared absorption spectrum is in the range of 1.4-2.7.
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公开(公告)号：US11024832B2
公开(公告)日：2021-06-01
申请号：US15514655
申请日：2015-09-28
IPC分类号： B32B27/32 , H01M2/02 , B65D65/40 , B32B7/02 , B32B27/20 , B32B15/088 , B32B27/28 , B32B27/36 , B32B7/12 , B32B23/04 , B32B15/092 , B32B15/18 , B32B7/04 , B32B15/085 , B32B15/095 , B32B25/20 , B32B15/082 , B32B27/30 , B32B27/08 , B32B27/34 , B32B25/18 , B32B15/20 , B32B27/42 , B32B25/16 , B32B27/40 , B32B27/38 , B32B15/09 , B32B15/06 , B32B15/098 , B32B25/14
摘要： A film-shaped packaging material for a cell in which a coating layer is provided as the outermost layer instead of a substrate layer and an adhesive layer in a conventional film-shaped packaging material for a cell, thereby making it possible to produce a thinner film; wherein the packaging material is provided with exceptional moldability and insulation performance and enables lead time to be reduced. The packaging material is a laminate having at least a coating layer, a barrier layer, and a sealant layer in the stated order, the coating layer including a single- or multiple-layer configuration formed by a cured product of a resin composition containing a heat-curable resin and curing accelerator, the laminate having a piercing strength of at least 5 N, as measured in compliance with JIS 1707:1997, and the coating layer having a breakdown voltage of at least 1.0 kV, as measured in compliance with JIS C2110-1.
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公开(公告)号：US10556400B2
公开(公告)日：2020-02-11
申请号：US15512283
申请日：2015-08-31
发明人： Makoto Amano , Rikiya Yamashita , Atsuko Takahagi
摘要： Battery packaging material wherein a sheet-like laminated body is formed by sequentially stacking at least a base layer, metal layer, and sealant layer, the battery packaging material being equipped with substantially rectangular space that is formed to protrude from the sealant layer side toward the base layer side, and accommodates a battery element on the sealant layer side. In planar view from the base layer side view, a first and second curved sections are provided from the center portion toward the battery packaging material end parts, in a cross section in the thickness direction on a line connecting opposing corner parts protruding in a substantially rectangular shape. The thickness (a) of the metal layer at the first curved section, (c) of the metal layer at the second curved section, and (b) of the metal layer at the section located between the first and second curved sections, satisfy the following relationship a≥b>c or a≥c>b.
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公开(公告)号：US10547033B2
公开(公告)日：2020-01-28
申请号：US15557781
申请日：2016-03-25
摘要： A packaging material for batteries, which has high puncture strength, while having excellent moldability and electrolyte solution resistance. A packaging material for batteries, which is formed of a laminate that sequentially includes at least a base layer, a stainless steel foil and a thermally fusible resin layer in this order, and wherein an acid-resistant coating film layer is formed on at least the thermally fusible resin layer-side surface of the stainless steel foil.
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公开(公告)号：US10283740B2
公开(公告)日：2019-05-07
申请号：US15325826
申请日：2015-07-16
IPC分类号： H01M2/02 , H01G11/78 , B32B7/12 , B32B15/08 , B32B15/085 , B32B15/18 , B32B15/20 , B32B27/18 , B32B27/28 , B32B27/30 , B32B27/34 , B32B27/36 , B32B27/40
摘要： A battery packaging material has a laminate in which at least a base material layer, a metal layer and a sealant layer are laminated in this order, wherein the sealant layer has a plurality of fatty acid amide-based lubricants, and at least one of the fatty acid amide-based lubricants is a saturated fatty acid amide.
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公开(公告)号：US10020471B2
公开(公告)日：2018-07-10
申请号：US15118994
申请日：2015-02-18
发明人： Atsuko Takahagi , Rikiya Yamashita
IPC分类号： H01M2/02 , B32B15/08 , H01G9/08 , H01G11/78 , B32B7/12 , B32B27/34 , B32B27/36 , B32B15/20 , H01G9/004
CPC分类号： H01M2/0287 , B32B7/12 , B32B15/08 , B32B15/20 , B32B27/34 , B32B27/36 , B32B2439/00 , B32B2457/10 , H01G9/004 , H01G9/08 , H01G11/78 , Y02E60/13
摘要： Provided is a battery packaging material comprising a film-like layered body obtained by sequentially layering at least a substrate layer, an adhesive layer, a metal layer and a sealant layer, the battery packaging material exhibiting excellent moldability and being unlikely to crack or form a pinhole during the molding thereof. A battery packaging material comprising a layered body obtained by sequentially layering at least a substrate layer, an adhesive layer, a metal layer and a sealant layer, wherein the substrate layer is configured in a manner such that the sum (A+B) of a value (A) equal to stress when stretching to 50% in the MD direction/stress when stretching to 5% and a value (B) equal to stress when stretching to 50% in the TD direction/stress when stretching to 5% satisfies the relationship A+B≥3.5.
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公开(公告)号：US10886506B2
公开(公告)日：2021-01-05
申请号：US15561704
申请日：2016-03-30
发明人： Kaoru Miyazaki , Hirotoshi Sakamoto , Yousuke Hayakawa , Rikiya Yamashita , Takanori Yamashita , Tsuyoshi Suzuki , Yoichi Mochizuki , Kazuhiko Yokota , Tetsuya Ojiri
摘要： Provided is a cell packaging material having a high insulating performance and durability. A cell packaging material comprising a layered body provided with at least a substrate layer, a metal layer, an adhesive layer, and a heat-fusible resin layer in the stated order. The adhesive layer has a resin composition that contains an acid-modified polyolefin and an epoxy resin. In probe displacement amount measurements involving the use of a thermal mechanical analyzer, when a probe is placed on the surface of the adhesive layer at an end part of the cell packaging material and the probe is heated from 40° C. to 220° C., the position of the probe does not drop in relation to the initial value.
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