公开(公告)号：US10273395B2

公开(公告)日：2019-04-30

申请号：US14779507

申请日：2014-06-19

Applicant: LG ELECTRONICS INC.

Inventor： Dongwook Lee ,  Nami Byun ,  Sungguk Lee

IPC: C09K5/14 ,  B05D3/12 ,  H01L23/373

Abstract: A heat discharging sheet using graphene and a method for manufacturing the same are disclosed. The heat discharging sheet includes a heat discharging layer having a first surface and a second surface, the heat discharging layer including graphene and metal particles, an adhesive layer disposed on a first surface of the heat discharging layer, and a protective layer disposed on a second surface of the heat discharging layer.

公开(公告)号：US09162895B2

公开(公告)日：2015-10-20

申请号：US13747764

申请日：2013-01-23

Applicant: LG ELECTRONICS INC.

Inventor： Sungguk Lee ,  Dongwook Lee ,  Byunghwa Seo ,  Nami Byun

IPC: C01B31/04 ,  C01B31/00 ,  B82Y30/00 ,  B82Y40/00

CPC classification number: C01B31/0446 ,  B82Y30/00 ,  B82Y40/00 ,  C01B32/00 ,  C01B32/184 ,  C01B32/192 ,  C01B32/194

Abstract: A method for manufacturing a graphene powder capable of minimizing aggregation of graphene particles and a graphene powder manufactured using the same are disclosed. The method includes preparing a graphene solution in which graphene particles are dispersed in a solvent, aggregating the graphene particles, separating the aggregated graphene particles from the solvent, and drying the graphene particles.

Abstract translation: 公开了一种能够最小化石墨烯颗粒聚集的石墨烯粉末的方法和使用该方法制造的石墨烯粉末。 该方法包括制备石墨烯溶液，其中石墨烯颗粒分散在溶剂中，聚集石墨烯颗粒，将聚集的石墨烯颗粒与溶剂分离，并干燥石墨烯颗粒。

公开(公告)号：US11193239B2

公开(公告)日：2021-12-07

申请号：US16151801

申请日：2018-10-04

Applicant: LG ELECTRONICS INC.

Inventor： Misun Lee ,  Eunseck Kang ,  Koun Park ,  Dongwook Lee ,  Kyungho Jung

IPC: D21H11/18 ,  D21C9/00 ,  D21H11/20 ,  D21B1/14

Abstract: A method according to the present disclosure may includes preparing a urea solution by dissolving urea in distilled water, adding phosphoric acid to the urea solution, adding pulp to the solution in which urea and phosphoric acid are dissolved, heating the solution such that the urea and the phosphoric acid each react with the pulp and preparing nanocellulose by washing the pulp which is completely reacted, and then grinding the pulp, in which a weight of the phosphoric acid is 10 to 50% based on a weight of the pulp.

公开(公告)号：US09769964B2

公开(公告)日：2017-09-19

申请号：US14142493

申请日：2013-12-27

Applicant: LG ELECTRONICS INC.

Inventor： Nami Byun ,  Dongwook Lee ,  Taehyeong Kim ,  Sungguk Lee

IPC: H05K7/20 ,  H01L23/373

CPC classification number: H05K7/20963 ,  H01L23/373 ,  H01L23/3733 ,  H01L23/3735 ,  H01L23/3737 ,  H01L2924/0002 ,  H01L2924/00

Abstract: Disclosed is a heat discharging sheet. More specifically, disclosed is a heat discharging sheet and a display device including the same. The heat discharging sheet includes a heat discharging layer having a first surface and a second surface, an adhesive layer disposed on the first surface of the heat discharging layer, the adhesive layer being bonded to the heat source and including a thermal conductivity enhancing material, and a protective layer disposed on the second surface of the heat discharging layer, the protective layer including a thermal conductivity enhancing material.

公开(公告)号：US20220302555A1

公开(公告)日：2022-09-22

申请号：US17646925

申请日：2022-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Dongwook Lee ,  Munhyuk Lim ,  Hongjung Kim ,  Kyungho Jung ,  Juchul Lee ,  Junhan Kwon ,  Keeyong Kim ,  Sumin Lee ,  Yongkeon Ahn ,  Youngmin Pi

IPC: H01M50/429 ,  H01M50/44 ,  H01M50/403 ,  H01M50/446

Abstract: Disclosed are a separator for a lithium ion secondary battery, a method for producing the same, and a secondary battery using the same. A separator structure includes a support disposed inside a secondary battery. The support includes a porous polymer matrix, cellulose nano fibers dispersed in the matrix, and inorganic additives dispersed in the matrix, wherein at least some of the inorganic additives are attached to the cellulose nano fibers and are distributed in the matrix.