公开(公告)号：US20190245165A1

公开(公告)日：2019-08-08

申请号：US16385951

申请日：2019-04-16

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Wataru IJUIN ,  Satoshi SASAKI ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  H01M2/08 ,  H01G11/80 ,  H01G11/84

CPC classification number: H01M2/0287 ,  B32B27/36 ,  H01G11/78 ,  H01G11/80 ,  H01G11/84 ,  H01M2/02 ,  H01M2/028 ,  H01M2/0285 ,  H01M2/08 ,  Y02E60/13

Abstract: A power storage device packaging material having a structure including at least a substrate layer, an adhesive layer, a metal foil layer, a sealant adhesive layer, and a sealant layer laminated in this order. The substrate layer is formed of a polyester film exhibiting ΔA, as expressed by the following formula, of 10% or more and a 50% elongation stress of 75 MPa or more after heat treatment at 160° C.: “ΔA=(break elongation after 160° C. heat treatment)−(break elongation before 160° C. heat treatment)”.

公开(公告)号：US20180366693A1

公开(公告)日：2018-12-20

申请号：US16104772

申请日：2018-08-17

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Wataru IJUIN ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  B65D65/40 ,  B65D75/32 ,  H01G11/80 ,  H01G11/84

Abstract: The present invention relates to a packaging material for a power storage device, the packaging material including at least a slip agent layer, a substrate layer, an adhesive layer, a metal foil layer, a sealant adhesive layer, and a sealant layer, in this order, wherein the slip agent layer contains a fatty acid amide and a fatty acid bisamide, or a fatty acid amide and silicone oil.

公开(公告)号：US20210301097A1

公开(公告)日：2021-09-30

申请号：US17264104

申请日：2020-02-06

Applicant: TOPPAN PRINTING CO., LTD. ,  ARAKAWA CHEMICAL INDUSTRIES, LTD.

Inventor： Koji MURATA ,  Masayoshi SUZUTA ,  Akihiro YAMAZAKI ,  Toru HIGASHIMOTO

IPC: C08J7/043 ,  B05D5/06 ,  C09K11/56 ,  C09K11/88 ,  H01L33/50 ,  C08J7/048 ,  C08J7/04 ,  B05D7/00 ,  B05D3/06

Abstract: Provided is a barrier film including a gas barrier film and a primer layer disposed on one outermost surface of the barrier film and made of a cured product formed by using a composition for forming a primer layer, the composition containing a resin having a reactive carbon-carbon double bond, a resin not having a reactive carbon-carbon double bond but having a primary hydroxyl group, and a polyisocyanate compound, the primer layer having a surface wetting index of 40 dyn/cm or more.

公开(公告)号：US20200091473A1

公开(公告)日：2020-03-19

申请号：US16617419

申请日：2018-05-18

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Junya IMAMOTO ,  Yu OGIHARA ,  Masayoshi SUZUTA

IPC: H01M2/08 ,  H01G11/80 ,  H01M2/32

Abstract: A packaging material for a power storage device, comprising at least: a substrate layer; a metallic foil layer with an anti-corrosion treatment layer being disposed on one face or both faces thereof; and a sealant layer in this order, wherein the sealant layer includes a polypropylene-based resin (A) and 1 to 40% by mass of incompatible component (B), and maximum seal strength SM in an adhered portion resulting from adhesion by heat-sealing the packaging material is 35 N/15 mm or more, and in addition, the packaging material for a power storage device satisfies the following requirements (1) or (2): (1) a ratio SS/SM of seal strength SS to maximum seal strength SM in a stable range is 0.3 or more; (2) a ratio SA/SM of average seal strength SA to maximum seal strength SM is 0.3 or more.

公开(公告)号：US20190173061A1

公开(公告)日：2019-06-06

申请号：US16267135

申请日：2019-02-04

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Tomohiko YAMAZAKI ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  B32B15/20

Abstract: The present invention relates to a power storage device packaging material. The packaging material includes at least a substrate protective layer, a substrate layer, an adhesive layer, a metal foil layer, a sealant adhesive layer, and a sealant layer in this order. The substrate protective layer is a cured product of a raw material containing a polyester resin and a polyisocyanate compound, has a glass transition temperature (Tg) of 60 to 140° C., and has a thickness of 1 to 5 μm, with a ratio of the thickness of the substrate protective layer to the thickness of the substrate layer being 35% or less.

公开(公告)号：US20190143646A1

公开(公告)日：2019-05-16

申请号：US16206532

申请日：2018-11-30

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Yu OGIWARA ,  Junya IMAMOTO ,  Masayoshi SUZUTA

IPC: B32B15/085 ,  B32B15/088 ,  B32B15/09 ,  B32B7/12 ,  H01M2/08 ,  H01M2/02

Abstract: A power storage device packaging material includes at least a substrate layer, a metal foil layer having an anticorrosion treatment layer on one or both sides thereof, and a sealant layer in this order. In the packaging material, the sealant layer includes a propylene-based branched polymer-containing layer that contains a propylene-based branched polymer having branched chains.

公开(公告)号：US20190027715A1

公开(公告)日：2019-01-24

申请号：US16131668

申请日：2018-09-14

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Takuya MURAKI ,  Tomohiko YAMAZAKI ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  H01M2/08 ,  B32B15/04 ,  B32B7/12 ,  B32B37/12 ,  H01G11/80 ,  H01G11/84

Abstract: A packaging material for a power storage device, the packaging material including a structure in which at least a substrate protective layer, a substrate layer, an adhesive layer, a metal foil layer, a sealant adhesive layer, and a sealant layer are laminated in this order, wherein the substrate protective layer is a cured product of a raw material containing a polyester resin or an acrylic resin, and a curing agent; the polyester resin or the acrylic resin has reactive groups reactive with the curing agent at a terminal position and/or in a side chain; the curing agent contains an isocyanate other than an alicyclic isocyanate, and an alicyclic isocyanate; and the ratio ([a]/[b]) of the weight of the isocyanate other than an alicyclic isocyanate [a] to the weight of the alicyclic isocyanate [b] is 99/1 to 80/20.

公开(公告)号：US20180205047A1

公开(公告)日：2018-07-19

申请号：US15921298

申请日：2018-03-14

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Yu OGIHARA ,  Junya IMAMOTO ,  Masayoshi SUZUTA

IPC: H01M2/08 ,  H01M2/02

CPC classification number: H01M2/08 ,  H01M2/0277 ,  H01M2/0287 ,  H01M10/052 ,  H01M10/0525

Abstract: An exterior material for a lithium ion battery comprising at least a substrate layer, a metal foil layer, and a sealant layer in that order, wherein the sealant layer comprises an anionic functional group-containing layer containing a compound having an anionic functional group, and the concentration of the anionic functional group contained in the anionic functional group-containing layer is about 1.0 mass % or more based on the total amount of the components constituting the anionic functional group-containing layer.

公开(公告)号：US20170018744A1

公开(公告)日：2017-01-19

申请号：US15277585

申请日：2016-09-27

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Yu OGIHARA ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  H01M10/0525

Abstract: A lithium battery packaging material is provided with a laminate formed by sequentially laminating an adhesive layer, an aluminum foil layer provided with a corrosion prevention treatment layer on at least one surface thereof, an adhesive resin layer and a sealant layer on one surface of a substrate layer. The adhesive resin layer contains an adhesive resin composition, and a polypropylene or propylene-α-olefin copolymer having an atactic structure.

Abstract translation: 锂电池包装材料设置有通过在基材的至少一个表面上依次层压粘合剂层，设置有防腐蚀处理层的铝箔层，在基材的一个表面上粘合树脂层和密封剂层而形成的层压体 层。 粘合树脂层含有粘合剂树脂组合物和具有无规结构的聚丙烯或丙烯-α-烯烃共聚物。

公开(公告)号：US20160372720A1

公开(公告)日：2016-12-22

申请号：US15254558

申请日：2016-09-01

Applicant: TOPPAN PRINTING CO., LTD.

Inventor： Takuya MURAKI ,  Tomohiko YAMAZAKI ,  Masayoshi SUZUTA

IPC: H01M2/02 ,  B32B27/34 ,  B32B15/20 ,  B32B7/12 ,  B32B15/088

CPC classification number: H01M2/0287 ,  B32B7/12 ,  B32B15/08 ,  B32B15/088 ,  B32B15/20 ,  B32B27/32 ,  B32B27/34 ,  B32B2255/06 ,  B32B2255/26 ,  B32B2307/518 ,  B32B2307/714 ,  B32B2439/40 ,  B32B2457/10 ,  H01M10/052 ,  H01M10/0525 ,  H01M2220/30

Abstract: A lithium battery packaging material of the present invention includes a laminate in which a substrate layer, a first adhesive layer, a metal foil layer, a corrosion prevention treatment layer, a second adhesive layer, and a sealant layer are laminated in this order. In the packaging material, the corrosion prevention treatment layer contains an rare-earth oxide, and 1 to 100 parts by mass of phosphoric acid or phosphate relative to 100 parts by mass of the rare-earth oxide, the second adhesive layer includes an adhesive composition containing an acid modified polyolefin resin and a polyfunctional isocyanate compound, and, in an infrared absorption spectrum of the second adhesive layer, a ratio (Y/X) between absorption (X) derived from C—H bending vibration of CH3 and absorption (Y) derived from N—H bending vibration of a biuret bond is 0.3 or less.

Abstract translation: 本发明的锂电池用包装材料包括依次层叠有基材层，第一粘合剂层，金属箔层，防腐蚀处理层，第二粘合剂层，密封剂层的层叠体。 在包装材料中，相对于稀土类氧化物100质量份，防腐处理层含有稀土类氧化物和1〜100质量份磷酸或磷酸盐，第二粘合剂层包括粘合剂组合物 含有酸改性聚烯烃树脂和多官能异氰酸酯化合物，并且在第二粘合剂层的红外吸收光谱中，衍生自CH3的C-H弯曲振动的吸收（X）与吸收（Y ）为0.3以下的N-H弯曲振动。