公开(公告)号：US20240107633A1

公开(公告)日：2024-03-28

申请号：US18527771

申请日：2023-12-04

Applicant: NGK INSULATORS, LTD.

Inventor： Yukio MIYAIRI ,  Masaaki MASUDA ,  Takuya NAKASHIMA ,  Hirofumi YAMAGUCHI ,  Toru HAYASE ,  Koji KUZUTANI

IPC: H05B3/03 ,  H05B3/26

CPC classification number: H05B3/03 ,  H05B3/26 ,  H05B2203/02 ,  H05B2203/023 ,  H05B2203/024

Abstract: A heater element includes: a honeycomb structure including an outer peripheral wall and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells extending from a first end face to a second end face to form a flow path; a pair of electrode layers provided on the outer peripheral wall and the partition walls on the first end face and the second end face; and terminals capable of electrically connecting the electrode layers to a conducting wire. At least a part of each of the electrode layers has an extending portion extending outwardly from an outer edge of each of the first end face and the second end face. Each of the terminals is connected to the extending portion and disposed to face a side surface of the honeycomb structure.

公开(公告)号：US20230016907A1

公开(公告)日：2023-01-19

申请号：US17934630

申请日：2022-09-23

Applicant: NGK Insulators, Ltd.

Inventor： Kazuya HOSODA ,  Takafumi KIMATA ,  Yunie IZUMI ,  Takuya NAKASHIMA

IPC: B01J35/00 ,  B01J35/04 ,  B01J23/06 ,  B01J23/75 ,  B01D53/94 ,  B01D46/24 ,  B01D39/20

Abstract: A pillar shaped honeycomb structure includes: an outer peripheral wall; and porous partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein at least one cell of the cells has a magnetic substance coated with glass.

公开(公告)号：US20240116008A1

公开(公告)日：2024-04-11

申请号：US18542980

申请日：2023-12-18

Applicant: NGK INSULATORS, LTD.

Inventor： Takuya NAKASHIMA ,  Akihiro MIURA

IPC: B01D71/02 ,  B01D53/86 ,  B01D69/10

CPC classification number: B01D71/0223 ,  B01D53/864 ,  B01D69/108 ,  B01D71/0213 ,  B01D71/024 ,  B01D2325/10

Abstract: A porous composite includes a porous base material and a porous collection layer provided on a collection surface of the base material. The collection layer includes particles deposited in pores of the collection surface. In a plan view of the collection surface, the proportion of the area of a covered region that is covered with the collection layer out of the collection surface is less than or equal to 70%, and the proportion of the area of a pore region out of a non-covered region that is not covered with the collection layer is less than or equal to 15%.

公开(公告)号：US20230129722A1

公开(公告)日：2023-04-27

申请号：US17931172

申请日：2022-09-12

Applicant: NGK Insulators, Ltd. ,  Honda Motor Co., Ltd.

Inventor： Yukio MIYAIRI ,  Masaaki MASUDA ,  Takuya NAKASHIMA ,  Yusuke BABA ,  Subaru MATSUMOTO

IPC: B60H1/22 ,  B01D53/04 ,  B60H3/00 ,  B60H3/06

Abstract: A heater element including a honeycomb structure and a functional material-containing layer, wherein the honeycomb structure has an outer peripheral wall and partition walls provided inside the outer peripheral wall, the partition walls partitioning a plurality of cells that form flow paths extending from an inlet end surface to an outlet end surface, and at least the partition walls are made of a material having PTC characteristics, and wherein the functional material-containing layer is provided on a surface of the partition walls, and a thickness of the functional material-containing layer increases from the inlet end surface toward the outlet end surface.

公开(公告)号：US20230096396A1

公开(公告)日：2023-03-30

申请号：US17932331

申请日：2022-09-15

Applicant: NGK Insulators, Ltd. ,  Honda Motor Co., Ltd.

Inventor： Yukio MIYAIRI ,  Masaaki MASUDA ,  Takuya NAKASHIMA ,  Subaru MATSUMOTO

IPC: B60H3/06 ,  B01D53/04 ,  B01D53/86 ,  B01D53/96 ,  B01J38/02 ,  B01J35/04

Abstract: A vehicle compartment purification system configured to be capable of executing a regeneration mode of a functional material by a controller, the regeneration mode including a first regeneration step in which the air is flowed through a plurality of cells of a heater element at a flow velocity A for a predetermined time from a start of the regeneration mode, and after the first regeneration step, a second regeneration step in which the air is flowed through the plurality of cells at a flow velocity B and flowed out to the outflow piping; wherein the flow velocity A and the flow velocity B satisfy the flow velocity A

公开(公告)号：US20220297092A1

公开(公告)日：2022-09-22

申请号：US17805497

申请日：2022-06-06

Applicant: NGK Insulators, Ltd.

Inventor： Masashi KUBOYAMA ,  Kenichi HIDAKA ,  Takuya NAKASHIMA ,  Yunie IZUMI

IPC: B01J23/34 ,  B01D53/94 ,  B01D46/24 ,  B01J23/10 ,  B01J35/02 ,  B01J35/04 ,  B01J35/00 ,  B01J37/00 ,  B01J37/02 ,  F01N3/022

Abstract: A porous composite includes a porous base material, and a porous collection layer provided on a collection surface of the base material (e.g., on inner surfaces of first cells). The collection layer contains catalyst particles of rare-earth oxide or transition-metal oxide situated in pores of the collection surface of the base material. The collection surface has a covered region that is covered with the collection layer and whose total area is 60% or less of the total area of the collection surface.

公开(公告)号：US20210379523A1

公开(公告)日：2021-12-09

申请号：US17445340

申请日：2021-08-18

Applicant: NGK INSULATORS, LTD.

Inventor： Takuya NAKASHIMA ,  Shogo TAKENO ,  Yunie IZUMI

IPC: B01D46/24 ,  B01D39/20 ,  F01N3/022 ,  C04B38/00

Abstract: In a porous composite, a base material has a honeycomb structure whose inside is partitioned into a plurality of cells. In the plurality of cells, a plurality of first cells whose one ends in the longitudinal direction are sealed, and a plurality of second cells whose other ends in the longitudinal direction are sealed are arranged alternately. A collection layer covers inner surfaces of the plurality of first cells. An overall Sa that is an arithmetical mean height Sa indicating a surface roughness of a surface of the collection layer in the plurality of first cells is greater than or equal to 0.1 μm and less than or equal to 12 μm. An overall mean thickness that is a mean thickness of the collection layer in the plurality of first cells is greater than or equal to 10 μm and less than or equal to 40 μm.

公开(公告)号：US20240270055A1

公开(公告)日：2024-08-15

申请号：US18643063

申请日：2024-04-23

Applicant: NGK INSULATORS, LTD.

Inventor： Yukio MIYAIRI ,  Masaaki MASUDA ,  Takuya NAKASHIMA

IPC: B60H3/06 ,  B01D53/04 ,  B01D53/86 ,  B01D53/96 ,  B01J35/57 ,  B60H1/00 ,  B60H1/22 ,  F24H3/04 ,  H05B3/12

CPC classification number: B60H3/0608 ,  B01D53/0438 ,  B01D53/86 ,  B01D53/96 ,  B01J35/57 ,  B60H1/00849 ,  B60H1/2225 ,  F24H3/0429 ,  B01D2253/3425 ,  B01D2257/504 ,  B01D2257/708 ,  B01D2257/80 ,  B01D2257/90 ,  B01D2259/4009 ,  B01D2259/4566 ,  B60H2003/0691 ,  F24H2250/04 ,  H05B3/12

Abstract: A heater element includes a honeycomb structure, and satisfies either of the following condition (i) or (ii): (i) a first electrode is provided on one end surface, and a second electrode has an electrode portion A provided on the other end surface, and an electrode portion B connected to the electrode portion A and provided on a surface of partition walls; (ii) the first electrode has an electrode portion A provided on the one end surface, and an electrode portion B connected to the electrode portion A and provided on the surface of the partition walls, and the second electrode has an electrode portion A provided on the other end surface, and an electrode portion B connected to the electrode portion A and provided on a surface of the partition walls.

公开(公告)号：US20230354479A1

公开(公告)日：2023-11-02

申请号：US18349345

申请日：2023-07-10

Applicant: NGK INSULATORS, LTD.

Inventor： Yukio MIYAIRI ,  Masaaki MASUDA ,  Yoshifumi TAKAGI ,  Hirofumi YAMAGUCHI ,  Toru HAYASE ,  Takuya NAKASHIMA

IPC: H05B3/03 ,  B60H1/22 ,  H05B3/50

CPC classification number: H05B3/03 ,  B60H1/2225 ,  H05B3/50 ,  H05B2203/024 ,  H05B2203/023 ,  H05B2203/02

Abstract: A heater element includes: a honeycomb structure having an outer peripheral wall and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells each forming a flow path from a first end face to a second end face, the outer peripheral wall and the partition walls made of a material having a PTC property; and a pair of electrode layers provided on a surface of the outer peripheral wall. The honeycomb structure has a shape having a long axis and a short axis in a cross section orthogonal to a central axis.

公开(公告)号：US20210094018A1

公开(公告)日：2021-04-01

申请号：US17022441

申请日：2020-09-16

Applicant: NGK INSULATORS, LTD.

Inventor： Takuya NAKASHIMA ,  Yunie IZUMI

IPC: B01J23/34 ,  B01J35/10 ,  B01J37/04 ,  B01J37/08 ,  B01J35/04 ,  B01J35/00 ,  B01J23/10 ,  F01N3/035

Abstract: A composite oxide catalyst includes Ce that is a first metal, La that is a second metal, and a third metal as contained metals. The third metal is a transition metal, or a rare-earth metal other than Ce and La. A Ce content in the contained metals is higher than or equal to 5 mol % and lower than or equal to 95 mol %. An La content in the contained metals is higher than or equal to 2 mol % and lower than or equal to 93 mol %. A content of the third metal in the contained metals is higher than or equal to 2 mol % and lower than or equal to 93 mol %.