公开(公告)号：US20240291108A1

公开(公告)日：2024-08-29

申请号：US18573979

申请日：2022-06-27

Applicant: NITTO DENKO CORPORATION

Inventor： Kyotaro YAMADA ,  Yuki TAKEDA ,  Motoki HAISHI ,  Kenji FURUTA

IPC: H01M50/451 ,  H01M50/403 ,  H01M50/489

CPC classification number: H01M50/451 ,  H01M50/403 ,  H01M50/489

Abstract: A multilayer body for a battery according to the present invention includes: a separator including a porous base material formed in a plate shape, and an inorganic material layer situated over either or both of opposite principal surfaces of the porous base material; and an organic support over which the separator is laminated.

公开(公告)号：US20240167976A1

公开(公告)日：2024-05-23

申请号：US18283087

申请日：2022-03-18

Applicant: NITTO DENKO CORPORATION

Inventor： Rie HAYASHIUCHI ,  Motoki HAISHI ,  Kyotaro YAMADA

IPC: G01N27/30 ,  C01B32/00 ,  H01M4/66 ,  C23C14/06

CPC classification number: G01N27/30 ,  C01B32/00 ,  H01M4/663 ,  C01P2006/10 ,  C01P2006/40 ,  C23C14/0605

Abstract: An electrode includes a resin film and a conductive carbon layer in this order in a thickness direction. The conductive carbon layer has an sp3 bond. The electrode has a thermal shrinkage of −0.2% or more and 0.2% or less when being heated at 150° C. for 1 hour.

公开(公告)号：US20240019394A1

公开(公告)日：2024-01-18

申请号：US18247116

申请日：2021-09-24

Applicant: NITTO DENKO CORPORATION

Inventor： Kyotaro YAMADA ,  Motoki HAISHI ,  Kazuki SASAHARA

IPC: G01N27/30

CPC classification number: G01N27/308

Abstract: An electrode (1) includes a resin film (2), a metal underlayer (3), and a conductive carbon layer (4) in sequence in a thickness direction. A surface of the conductive carbon layer (4) has an arithmetic average roughness Ra of 1.50 nm or less and a skewness Rsk of 0.00 or more.

公开(公告)号：US20230128978A1

公开(公告)日：2023-04-27

申请号：US17914441

申请日：2021-03-23

Applicant: NITTO DENKO CORPORATION

Inventor： Kyotaro YAMADA ,  Motoki HAISHI

IPC: C25B11/04 ,  G01N27/30

Abstract: An electrode 1 includes a resin film 2, a metal underlying layer 3, and an electrically conductive carbon layer 4 having sp2 bonding and sp3 bonding in order toward one side in a thickness direction. A ratio of the number of sp3-bonded atoms to the sum of the number of sp3-bonded atoms and the number of sp2-bonded atoms is 0.25 or more. A thickness of the metal underlying layer 3 is below 50 nm.

公开(公告)号：US20250012753A1

公开(公告)日：2025-01-09

申请号：US18696709

申请日：2022-09-09

Applicant: NITTO DENKO CORPORATION

Inventor： Yuna SUGA ,  Motoki HAISHI

IPC: G01N27/327

Abstract: An electrode includes a substrate, a conductive carbon layer, and a metal layer in sequence toward one side in the thickness direction. The conductive carbon layer includes sp2 bonded atoms and sp3 bonded atoms. The metal layer is disposed on one surface of the conductive carbon layer in the thickness direction. The area ratio of the metal layer on the one surface of the conductive carbon layer is 95% or less.

公开(公告)号：US20240291109A1

公开(公告)日：2024-08-29

申请号：US18573492

申请日：2022-06-27

Applicant: NITTO DENKO CORPORATION

Inventor： Kyotaro YAMADA ,  Yuki TAKEDA ,  Motoki HAISHI ,  Kenji FURUTA

IPC: H01M50/457 ,  H01M50/434

CPC classification number: H01M50/457 ,  H01M50/434

Abstract: A separator for a nonaqueous electrolyte secondary battery according to the present invention includes a porous base material, a metal layer situated over either or both of opposite surfaces of the porous base material, and a metal oxide layer situated either over one of opposite surfaces of the metal layer or over both of the opposite surfaces of the metal layer, the one being a surface opposite to a surface of the metal layer on a side of the porous base material.

公开(公告)号：US20240167146A1

公开(公告)日：2024-05-23

申请号：US18283593

申请日：2022-03-23

Applicant: NITTO DENKO CORPORATION

Inventor： Tomokazu SUETSUGI ,  Kazuki SASAHARA ,  Motoki HAISHI

IPC: C23C14/06 ,  C23C14/02 ,  C23C14/35 ,  G01N27/30

CPC classification number: C23C14/0605 ,  C23C14/024 ,  C23C14/35 ,  G01N27/308

Abstract: An electrode includes a substrate film, a metal underlying layer, and a conductive carbon layer. A ratio (O/C) of oxygen to carbon at a place 4.5 nm away from a one-side surface of the conductive carbon layer toward the other side in the thickness direction is less than 0.01 where the ratio (O/C) of oxygen to carbon is measured using X-ray photoelectron spectroscopy.

公开(公告)号：US20230250542A1

公开(公告)日：2023-08-10

申请号：US17669149

申请日：2022-02-10

Applicant: NITTO DENKO CORPORATION

Inventor： Yuna SUGA ,  Motoki HAISHI ,  Mitsunobu TAKEMOTO

IPC: C25B11/052 ,  H01B1/02 ,  H01B5/14 ,  C23C14/20 ,  C23C14/06 ,  C23C14/35 ,  C25B11/057 ,  C25B11/075

CPC classification number: C25B11/052 ,  C23C14/35 ,  C23C14/205 ,  C23C14/0605 ,  C25B11/057 ,  C25B11/075 ,  H01B1/02 ,  H01B5/14 ,  C25B3/26

Abstract: An electrode includes a substrate, a conductive carbon layer disposed on one surface in a thickness direction of the substrate, and copper particles. The conductive carbon layer includes an sp2 bond and an sp3 bond. The copper particles are disposed in form of islands on one surface in the thickness direction of the conductive carbon layer and/or dispersed inside the conductive carbon layer.

公开(公告)号：US20220140341A1

公开(公告)日：2022-05-05

申请号：US17434540

申请日：2020-02-25

Applicant: NITTO DENKO CORPORATION ,  National Institute of Advanced Industrial Science and Technology

Inventor： Motoki HAISHI ,  Mitsunobu TAKEMOTO ,  Tatsuya KITAHARA ,  Kentaro TAKEDA ,  Dai KATO ,  Tomoyuki KAMATA

IPC: H01M4/583 ,  H01M4/62 ,  H01M4/36

Abstract: A carbon electrode includes a substrate, and a conductive carbon layer disposed at an upper side of the substrate and having an sp2 bond and an sp3 bond. On an upper surface of the conductive carbon layer, the concentration ratio of oxygen to carbon is 0.07 or more. The ratio of a number of sp3 bonded carbon atoms to the sum of a number of sp2 bonded carbon atoms and the number of sp3 bonded carbon atoms is 0.35 or more.

公开(公告)号：US20210172897A1

公开(公告)日：2021-06-10

申请号：US16771928

申请日：2018-12-11

Applicant: NITTO DENKO CORPORATION

Inventor： Motoki HAISHI ,  Mitsunobu TAKEMOTO ,  Kentaro TAKEDA ,  Koya OSUKA

IPC: G01N27/30

Abstract: An electrode film includes a flexible substrate, a functional layer disposed at one side in a thickness direction of the flexible substrate, and an electrically conductive carbon layer disposed at one side in the thickness direction of the functional layer and having an sp2 bond and an sp3 bond.