公开(公告)号：US20180057628A1

公开(公告)日：2018-03-01

申请号：US15556980

申请日：2016-03-11

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI ,  Sayaka INOUE

IPC: C08F236/12 ,  C08K3/04 ,  C08K5/00 ,  C08K5/17 ,  C08L13/00 ,  C08L9/02

CPC classification number: C08F236/12 ,  C08K3/04 ,  C08K5/0016 ,  C08K5/0025 ,  C08K5/092 ,  C08K5/17 ,  C08L9/02 ,  C08L13/00 ,  C08L15/005

Abstract: A nitrile rubber composition comprising a carboxyl group-containing highly saturated nitrile rubber containing α,β-ethylenically unsaturated nitrile monomer units in a ratio of 5 to 60 wt % and having an iodine value of 120 or less, carbon black, and a polyamine-based cross-linking agent, wherein a content of the carbon black is 100 parts by weight or more and less than 200 parts by weight with respect to 100 parts by weight of the carboxyl group-containing highly saturated nitrile rubber. Accordingly a nitrile rubber composition able to give a cross-linked rubber with excellent in original state physical properties, compression set resistance, and sour gasoline resistance and small in tension set is provided.

公开(公告)号：US20200010597A1

公开(公告)日：2020-01-09

申请号：US16494706

申请日：2018-03-02

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI

IPC: C08F236/12 ,  C08F220/18 ,  C08K5/17 ,  C08L33/18

Abstract: A crosslinkable rubber composition includes a carboxyl group-containing nitrile rubber (A); a carboxyl group-containing acrylic rubber (B); and a polyamine-based crosslinking agent (C), where a ratio of a weight of the carboxyl group-containing nitrile rubber (A) to a weight of the carboxyl group-containing acrylic rubber (B) is from 5:95 to 95:5. The carboxyl group-containing nitrile rubber (A) includes 5 to 60% by weight of α,β-ethylenically unsaturated nitrile monomer units, and α,β-ethylenically unsaturated monocarboxylic acid ester monomer units. The carboxyl group-containing nitrile rubber (A) has an iodine value of 120 or less.

公开(公告)号：US20180327517A1

公开(公告)日：2018-11-15

申请号：US15775781

申请日：2016-11-16

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI

IPC: C08C19/36 ,  C08L13/00 ,  C09K3/10 ,  C08K9/06 ,  C08K3/34

CPC classification number: C08C19/36 ,  C08K3/34 ,  C08K5/0025 ,  C08K5/17 ,  C08K9/06 ,  C08L13/00 ,  C09K3/10 ,  C08L15/005

Abstract: A cross-linked rubber prepared by cross-linking a nitrile rubber composition including: a carboxyl group-containing highly saturated nitrile rubber containing 5 to 60 wt % of an α,β-ethylenically unsaturated nitrile monomer unit, and an α,β-ethylenically unsaturated monocarboxylic acid ester monomer unit, and having an iodine value of 120 or less; a surface treated silicate; and a polyamine-based cross-linking agent wherein a content is 0.1 to 20 parts by weight with respect to 100 parts by weight of the carboxyl group-containing highly saturated nitrile rubber, wherein when the rubber is subjected to a compression stress relaxation test wherein it is maintained at 150° C. while being compressed by 25%, the time until which the compression stress comes to be 50% of the initial compression stress at the start of the test, the compression stress after 30 minutes from the start of the test, is 300 hours or more.

公开(公告)号：US20250087818A1

公开(公告)日：2025-03-13

申请号：US18293865

申请日：2022-08-22

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI

IPC: H01M50/293 ,  C08J5/18 ,  C08K5/098 ,  C08K5/14 ,  H01M10/658 ,  H01M50/209 ,  H01M50/213 ,  H01M50/258

Abstract: Provided is a sheet for battery module that can reduce the occurrence of problems associated with thermal runaway in a battery module. The sheet for battery module is formed of a cross-linked product of a rubber composition that contains a nitrile rubber, an α,β-ethylenically unsaturated carboxylic acid metal salt, and a cross-linker.

公开(公告)号：US20230361360A1

公开(公告)日：2023-11-09

申请号：US18248384

申请日：2021-10-15

Applicant: ZEON CORPORATION

Inventor： Akihiko MIYAZAKI ,  Shiho MOSAKI

IPC: H01M10/42 ,  H01M4/13 ,  H01M4/62 ,  H01M50/383 ,  H01G11/66 ,  H01G11/30

CPC classification number: H01M10/4235 ,  H01M4/13 ,  H01M4/622 ,  H01M50/383 ,  H01G11/66 ,  H01G11/30

Abstract: Provided is an electrode for an electrochemical device that can sufficiently inhibit heat generation in the event of an internal short circuit and reduce IV resistance in an electrochemical device. The electrode includes a current collector and an electrode mixed material layer. The electrode mixed material layer contains an electrode active material, a binder, and a foaming agent having a thermal decomposition temperature of 150° C. to 400° C. In a thickness direction cross-section of the electrode mixed material layer, thermally decomposable sites formed of the foaming agent and having a circumscribed circle diameter of 1.0 μm to 10.0 μm are present, and a number A of the thermally decomposable sites per 50 μm2 in a surface region of the electrode mixed material layer is larger than a number B of the thermally decomposable sites per 50 μm2 in a deep region of the electrode mixed material layer.

公开(公告)号：US20180030190A1

公开(公告)日：2018-02-01

申请号：US15556900

申请日：2016-03-11

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI ,  Sayaka INOUE

IPC: C08F236/14 ,  C08K5/17 ,  C08K5/5435 ,  C08K3/36 ,  C08K3/34

CPC classification number: C08F236/14 ,  C08F236/12 ,  C08K3/34 ,  C08K3/346 ,  C08K3/36 ,  C08K5/17 ,  C08K5/5435 ,  C08L9/02 ,  C08L13/00

Abstract: A nitrile rubber composition comprising a carboxyl group-containing highly saturated nitrile rubber containing α,β-ethylenically unsaturated nitrile monomer units in a ratio of 5 to 60 wt % and having an iodine value of 120 or less, a filler, and a polyamine-based cross-linking agent, wherein a content of the filler is 100 parts by weight or more and less than 200 parts by weight with respect to 100 parts by weight of the carboxyl group-containing highly saturated nitrile rubber. Accordingly a nitrile rubber composition able to give a cross-linked rubber with excellent in original state physical properties, compression set resistance, and sour gasoline resistance and small in tension set is provided.

公开(公告)号：US20240291101A1

公开(公告)日：2024-08-29

申请号：US18566213

申请日：2022-06-17

Applicant: ZEON CORPORATION

Inventor： Akihiko MIYAZAKI ,  Shiho MOSAKI

IPC: H01M50/42 ,  C08J9/10 ,  C08L1/28 ,  H01M50/449

CPC classification number: H01M50/42 ,  C08J9/108 ,  C08L1/286 ,  H01M50/449 ,  C08J2301/28 ,  C08J2433/08

Abstract: Provided is a slurry composition for a non-aqueous secondary battery functional layer that is capable of forming a functional layer that can inhibit heat generation in the event of an internal short circuit of a non-aqueous secondary battery and can also reduce internal resistance of the non-aqueous secondary battery. The slurry composition contains functional particles, an insoluble polymer, a soluble polymer, and a solvent. The functional particles include foaming agent particles. The content of the insoluble polymer is not less than 1 part by mass and not more than 10 parts by mass per 100 parts by mass of the functional particles, and the content of the soluble polymer is not less than 1 part by mass and not more than 10 parts by mass per 100 parts by mass of the functional particles. The soluble polymer has a thermal decomposition temperature of 130° C. or higher.

公开(公告)号：US20240222785A1

公开(公告)日：2024-07-04

申请号：US18293481

申请日：2022-08-22

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI

IPC: H01M50/383 ,  C08J5/18 ,  C08K5/3492 ,  H01M10/653 ,  H01M50/209 ,  H01M50/213

CPC classification number: H01M50/383 ,  C08J5/18 ,  C08K5/34922 ,  H01M10/653 ,  H01M50/209 ,  H01M50/213 ,  C08J2309/02

Abstract: Provided is a sheet for battery module that can reduce the occurrence of problems associated with thermal runaway in a battery module. The sheet for battery module contains a nitrile rubber cross-linked product and a thermally dissipated filler, and the thermally dissipated filler is 1 part by mass or more and 200 parts by mass or less per 100 parts by mass of the nitrile rubber.

公开(公告)号：US20230387417A1

公开(公告)日：2023-11-30

申请号：US18248869

申请日：2021-10-26

Applicant: ZEON CORPORATION

Inventor： Yasuhiro ISSHIKI ,  Shiho MOSAKI

IPC: H01M4/62 ,  H01M50/383 ,  H01M10/42 ,  H01M4/525 ,  C08F236/12 ,  C08F220/48 ,  C08K5/3492 ,  C08K5/098 ,  C08K5/20 ,  C08K5/41

CPC classification number: H01M4/623 ,  H01M50/383 ,  H01M10/4235 ,  H01M4/525 ,  H01M4/625 ,  C08F236/12 ,  C08F220/48 ,  C08K5/34924 ,  C08K5/34922 ,  C08K5/098 ,  C08K5/20 ,  C08K5/41 ,  C08F2810/00

Abstract: Provided is a new technique that can sufficiently inhibit heat generation in the event of an internal short circuit of an electrochemical device while also reducing IV resistance at low temperature and improving high-temperature storage characteristics of the electrochemical device. A binder composition for an electrochemical device contains a binder and a thermally decomposable material. The thermally decomposable material includes a foaming agent. The thermally decomposable material has a thermal decomposition temperature of 150° C. to 400° C., a number-average particle diameter of 0.01 μm to 10 μm, a ratio of the number-average particle diameter relative to volume-average particle diameter of 0.05 to 1, and a circularity of 0.05 to 0.95.

公开(公告)号：US20250038310A1

公开(公告)日：2025-01-30

申请号：US18713174

申请日：2022-12-05

Applicant: ZEON CORPORATION

Inventor： Shiho MOSAKI

IPC: H01M10/658 ,  H01M50/242 ,  H01M50/289

Abstract: Provided is a heat insulating sheet that provides excellent heat insulation performance and, when the heat insulating sheet is used for a battery module, even if a certain cell instantaneously causes thermal runaway to have an ultra-high temperature and a high load, can prevent the chain of thermal runaway of adjacent cells. This disclosure is a heat insulating sheet having a 10% weight loss temperature of 300° C. or more, a 20% compressive elastic modulus of 0.1 N/mm2 or more, and a heat conductivity of 10 W/mK or less.