公开(公告)号：US20240376365A1

公开(公告)日：2024-11-14

申请号：US18644305

申请日：2024-04-24

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hye Jin PARK ,  Myung Heui WOO ,  Bo Kyung RYU ,  Seung Yong YANG ,  Ha Na RA ,  Jae Hyun LEE

IPC: C09K5/08 ,  C08J9/00 ,  C08J9/28 ,  C08K3/32 ,  F16L59/02 ,  H01M10/658

Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including an aerogel, a functional material including a binder, a dispersant, or a combination thereof, a flame retardant including a phosphorus-based material, and a solvent. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a battery module including the aerogel composition.

公开(公告)号：US20250038309A1

公开(公告)日：2025-01-30

申请号：US18675655

申请日：2024-05-28

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Jae Hyun LEE ,  Bo Kyung RYU ,  Seung Yong YANG ,  Hye Jin PARK ,  Ha Na RA ,  Myung Heui WOO ,  Sang Hoon KIM

IPC: H01M10/658 ,  C09J5/00 ,  C09J11/04 ,  C09J129/04 ,  H01M50/293

Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including a reinforcement material including a first fibrous support and a second fibrous support, an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent, wherein the first fibrous support and the second fibrous support have different ingredients. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a method of manufacturing the battery insulation sheet.

公开(公告)号：US20240429542A1

公开(公告)日：2024-12-26

申请号：US18647215

申请日：2024-04-26

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seung Yong YANG ,  Myung Heui WOO ,  Ha Na RA ,  Bo Kyung RYU ,  Jae Hyun LEE ,  Hye Jin PARK

IPC: H01M50/293 ,  H01M10/658 ,  H01M50/204 ,  H01M50/24

Abstract: Example embodiments include a battery module including a plurality of cells, an insulation sheet between the plurality of cells, the insulation sheet having an upper surface and a lower surface that face cells adjacent thereto, respectively, and a foam layer formed on two or more side surface portions, including an upper side surface portion, of a border side surface between the upper surface and the lower surface of the insulation sheet. Example embodiments also include a method of manufacturing the battery module, and a battery pack including the battery module.

公开(公告)号：US20240347816A1

公开(公告)日：2024-10-17

申请号：US18454662

申请日：2023-08-23

Applicant: Samsung SDI Co., Ltd.

Inventor： Ha Na RA ,  Myung Heui WOO ,  Bo Kyung RYU ,  Hye Jin PARK ,  Jae Hyun LEE ,  Seung Yong YANG

IPC: H01M10/658 ,  C08J5/24 ,  H01M50/293

CPC classification number: H01M10/658 ,  C08J5/244 ,  C08J5/249 ,  H01M50/293 ,  C08J2329/04 ,  C08J2483/02

Abstract: An aerogel composition for a battery insulation sheet, a method of preparing the same, a battery insulation sheet formed using the same, and a method of manufacturing the battery insulation sheet are provided herein. The aerogel composition includes a solvent, a fibrous support, an aerogel, an antifoaming agent, and a functional material including a binder, a dispersant, or a combination thereof, wherein the fibrous support is 5 wt % to 70 wt %, the aerogel is 10 wt % to 90 wt %, the antifoaming agent is 0.05 wt % to 2 wt %, and the functional material is 0.5 wt % to 20 wt %, with respect to a total solid amount of the aerogel composition.

公开(公告)号：US20240343873A1

公开(公告)日：2024-10-17

申请号：US18231157

申请日：2023-08-07

Applicant: Samsung SDI Co., Ltd.

Inventor： Ha Na RA ,  Myung Heui WOO ,  Bo Kyung RYU ,  Hye Jin PARK ,  Jae Hyun LEE ,  Seung Yong YANG

IPC: C08J9/00 ,  B32B19/04 ,  C08J9/28 ,  C09D5/02 ,  C09D7/40 ,  C09D7/45 ,  C09D7/61 ,  C09D129/04 ,  F16L59/02 ,  H01M10/658

CPC classification number: C08J9/0085 ,  B32B19/04 ,  C08J9/283 ,  C09D5/028 ,  C09D7/45 ,  C09D7/61 ,  C09D7/70 ,  C09D129/04 ,  F16L59/028 ,  H01M10/658 ,  B32B2255/26 ,  B32B2307/304 ,  B32B2457/10 ,  C08J2201/0504 ,  C08J2205/026 ,  C08J2329/04

Abstract: An aerogel composition for a battery insulation sheet is provided. The aerogel composition comprising: a solvent; a fibrous support; an aerogel; and a functional material including a binder, a dispersant, or a combination thereof. With respect to a total solid content of the aerogel composition, the fibrous support is present in a content range of 5 wt % to 70 wt %, the aerogel is present in a content range of 10 wt % to 90 wt %, and the functional material is present in a content range of 0.5 wt % to 20 wt %.

公开(公告)号：US20250038308A1

公开(公告)日：2025-01-30

申请号：US18674147

申请日：2024-05-24

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Jae Hyun LEE ,  Bo Kyung RYU ,  Seung Yong YANG ,  Hye Jin PARK ,  Ha Na RA ,  Myung Heui WOO ,  Sang Hoon KIM

IPC: H01M10/658 ,  B32B19/04 ,  F16L59/02

Abstract: Examples of the disclosure include a battery module including a plurality of cells, an insulation sheet between the plurality of cells, the insulation sheet having an upper surface and a lower surface disposed so as to face cells adjacent thereto, respectively, and a refractory layer formed on at least one side surface part of a border side surface between the upper surface and the lower surface of the insulation sheet, wherein the refractory layer includes an inorganic binder. Examples of the disclosure also include a method of manufacturing the battery module, and a battery pack including the battery module.

公开(公告)号：US20250038307A1

公开(公告)日：2025-01-30

申请号：US18670274

申请日：2024-05-21

Applicant: Samsung SDI Co., Ltd.

Inventor： Jae Hyun LEE ,  Bo Kyung RYU ,  Seung Yong YANG ,  Hye Jin PARK ,  Ha Na RA ,  Myung Heui WOO ,  Sang Hoon KIM

IPC: H01M10/658 ,  C08J5/10 ,  C08K7/22 ,  H01M50/293

Abstract: An aerogel composition for battery insulation sheets includes a reinforcement material including two or more fibrous supports, an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent, wherein the two or more fibrous supports have different aspect ratios (AR) as represented by Formula 1: AR=L/D,  Formula 1 where in Formula 1, L indicates an average length of a fibrous support of the two or more fibrous supports and D indicates an average diameter of the two or more fibrous supports.

公开(公告)号：US20240421382A1

公开(公告)日：2024-12-19

申请号：US18641899

申请日：2024-04-22

Applicant: SAMSUNG SDI CO,. LTD.

Inventor： Seung Yong YANG ,  Myung Heui WOO ,  Bo Kyung RYU ,  Ha Na RA ,  Jae Hyun LEE ,  Hye Jin PARK

IPC: H01M10/658 ,  H01M10/0525 ,  H01M50/204 ,  H01M50/293 ,  H01M50/383

Abstract: Examples include an insulation sheet for batteries, the insulation sheet including an aerogel layer including an aerogel and a coating layer configured to cover substantially the entire surface of the aerogel layer. The coating layer includes a flexible polymer and a flame retardant dispersed in the flexible polymer, and the elastic modulus of the coating layer measured in accordance with ASTM D882 is about 8 MPa or less. Examples also include method of manufacturing the insulation sheet, and a battery module including the insulation sheet.

公开(公告)号：US20250062516A1

公开(公告)日：2025-02-20

申请号：US18675765

申请日：2024-05-28

Applicant: SAMSUNG SDI CO., LTD. ,  DAEHYUP TECH CO., LTD.

Inventor： Myung Heui WOO ,  Ha Na RA ,  Hye Jin PARK ,  Seung Yong YANG ,  Jae Hyun LEE ,  Bo Kyung RYU ,  Sang Hoon KIM ,  Jong Pil HWANG ,  Hyung Sek CHOI ,  Ho Joon KIM

IPC: H01M50/593 ,  H01M50/122 ,  H01M50/124

Abstract: Example embodiments include a battery insulation sheet having a structure in which a first substrate, an aerogel layer, and a second substrate are laminated, wherein opposite surfaces of the aerogel layer is in contact with the first substrate or the second substrate adjacent thereto. Example embodiments also include a method of manufacturing a battery insulation sheet, and a battery module including the battery insulation sheet.

公开(公告)号：US20240421383A1

公开(公告)日：2024-12-19

申请号：US18647703

申请日：2024-04-26

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seung Yong YANG ,  Myung Heui WOO ,  Bo Kyung RYU ,  Ha Na RA ,  Jae Hyun LEE ,  Hye Jin PARK

IPC: H01M10/658 ,  H01M50/293

Abstract: Example embodiments relate to a battery module including a plurality of cells and an insulation member provided between the plurality of cells, the insulation member having an upper surface and a lower surface disposed so as to face cells adjacent thereto, respectively. The insulation member includes a first insulation sheet, a second insulation sheet, and an expansion layer formed between the first insulation sheet and the second insulation sheet. Example embodiments also include a method of manufacturing a battery module, and a battery pack including a battery module.