公开(公告)号：EP4258817A3

公开(公告)日：2024-01-10

申请号：EP23171036.9

申请日：2021-02-18

Applicant: LG Electronics Inc.

Inventor： HWANG, Jongwon ,  JUN, Hyunwoo ,  YANG, Jaekyung ,  JANG, Eunjin ,  KIM, Juwon

IPC: H05B6/12 ,  H05B6/06

Abstract: An induction heating type cooktop includes: a case, a cover plate that is coupled to an upper end of the case and that includes an upper plate arranged to receive a target object, a working coil that is disposed in the case and that is configured to heat the target object, a thermal insulation material disposed on the working coil, and a heating thin film coating that is disposed on a surface of the upper plate of the cover plate or a surface of the thermal insulation material and that has a stacked structure in which an adhesive layer and a heating layer are consecutively stacked.

公开(公告)号：EP3869914A1

公开(公告)日：2021-08-25

申请号：EP21157882.8

申请日：2021-02-18

Applicant: LG Electronics Inc.

Inventor： KIM, Juwon ,  JANG, Eunjin ,  HWANG, Jongwon ,  LEE, Yongsoo ,  JUN, Hyunwoo ,  YANG, Jaekyung

IPC: H05B6/06 ,  H05B6/12

Abstract: An induction heating type cooktop includes: a case, a cover plate that is coupled to an upper end of the case and that includes an upper plate arranged to receive a target object, a working coil that is disposed in the case and that is configured to heat the target object, a thermal insulation material disposed on the working coil, and a heating thin film coating that is disposed on a surface of the upper plate of the cover plate or a surface of the thermal insulation material and that has a stacked structure in which an adhesive layer and a heating layer are consecutively stacked.

公开(公告)号：EP3689836A1

公开(公告)日：2020-08-05

申请号：EP20154372.5

申请日：2020-01-29

Applicant: LG Electronics Inc. ,  Industry-University Cooperation Foundation Hanyang University

Inventor： LEE, Yongsoo ,  JUN, Hyunwoo ,  HWANG, Jongwon ,  KIM, Dong Jin ,  KIM, Juwon ,  KANG, Youngjong ,  YOO, Jiwoong

IPC: C04B28/26 ,  C09D1/02 ,  C23C22/00 ,  F24B1/00 ,  F24C15/00

Abstract: A composition for coating stainless steel includes sodium silicate, lithium silicate, sodium tetraborate, and a solvent as the remainder so that a contaminant on the surface of stainless steel is easily removed and yellowing of the stainless steel can be prevented. A cooking appliance includes the stainless steel surface coated with the composition.

公开(公告)号：EP4190874A1

公开(公告)日：2023-06-07

申请号：EP22210793.0

申请日：2022-12-01

Applicant: LG Electronics, Inc.

Inventor： KIM, Soyoon ,  KIM, Juwon ,  JUN, Hyunwoo ,  YANG, Jaekyung ,  KIM, Dong Jin ,  LEE, Yongsoo

IPC: C09D183/16

Abstract: The present invention provides a coating composition which expresses heat resistance, transparency, and high hardness, and is able to be applied to a stainless steel material, and includes a polysilazane, a solvent, a dark pigment and a dispersant.

公开(公告)号：EP3851556A1

公开(公告)日：2021-07-21

申请号：EP21151191.0

申请日：2021-01-12

Applicant: LG Electronics, Inc.

Inventor： KIM, Soyoon ,  KIM, Dong Jin ,  KIM, Juwon ,  JUN, Hyunwoo ,  YANG, Jaekyung

IPC: C23C24/00 ,  C23C24/02 ,  C23C24/04 ,  C23C24/08 ,  C23C26/00 ,  C09D1/02 ,  C09D1/04 ,  C23C22/62 ,  C23C22/76

Abstract: A composition for a stainless coating according to the present disclosure includes a sodium silicate, a lithium silicate, a polysiloxane, ethanol, and a residual solvent. The composition may be uniformly and smoothly coated on a curved, stainless steel surface, cleaning may be easier, and yellowing may be reduced or prevented.

公开(公告)号：EP3714995A2

公开(公告)日：2020-09-30

申请号：EP20165491.0

申请日：2020-03-25

Applicant: LG Electronics Inc.

Inventor： KIM, Dong Jin ,  JUN, Hyunwoo ,  KIM, Juwon ,  HWANG, Jongwon

IPC: B05D1/28 ,  B05D3/02 ,  B05D3/12 ,  B24B7/00 ,  C09G1/04 ,  C23C20/08 ,  B05C1/08 ,  B05C9/10 ,  B05C9/14 ,  B05D3/10 ,  B05D7/14

Abstract: A steel sheet coating apparatus includes a cleaner configured to apply cleaning liquid to thereby clean a surface of a steel sheet, a polisher that applies polishing liquid to the cleaned surface of the steel sheet and that includes at least one polishing wheel configured to polish the surface of the steel sheet, a coater that includes a plurality of coating rollers that are configured to coat the polished surface of the steel sheet with coating liquid, and a curing furnace that includes curing chambers that are configured to heat the steel sheet coated with the coating liquid, that have different heating temperatures, and that are configured to cure the coating liquid on the steel sheet based on heating the steel sheet in one chamber having a first temperature and then heating the steel sheet in another chamber having a second temperature greater than the first temperature.

公开(公告)号：EP4258817A2

公开(公告)日：2023-10-11

申请号：EP23171036.9

申请日：2021-02-18

Applicant: LG Electronics Inc.

Inventor： HWANG, Jongwon ,  JUN, Hyunwoo ,  YANG, Jaekyung ,  JANG, Eunjin ,  KIM, Juwon

IPC: H05B6/12

Abstract: An induction heating type cooktop includes: a case, a cover plate that is coupled to an upper end of the case and that includes an upper plate arranged to receive a target object, a working coil that is disposed in the case and that is configured to heat the target object, a thermal insulation material disposed on the working coil, and a heating thin film coating that is disposed on a surface of the upper plate of the cover plate or a surface of the thermal insulation material and that has a stacked structure in which an adhesive layer and a heating layer are consecutively stacked.

公开(公告)号：EP3869920A1

公开(公告)日：2021-08-25

申请号：EP21157879.4

申请日：2021-02-18

Applicant: LG Electronics Inc.

Inventor： JANG, Eunjin ,  KIM, Wontae ,  KIM, Juwon ,  HWANG, Jongwon ,  KIM, Taeho ,  KIM, Taehee

IPC: H05B6/12

Abstract: An induction heating type cooktop includes: a case, a cover plate that is coupled to an upper end of the case and that includes an upper plate arranged to receive a target object, a working coil that is disposed in the case and that is configured to heat the target object, a heating module that is disposed at a lower surface of the upper plate of the cover plate and that includes an electrically conductive material, and a thermal insulation material disposed between the heating module and the working coil.

公开(公告)号：EP3869915A1

公开(公告)日：2021-08-25

申请号：EP21157885.1

申请日：2021-02-18

Applicant: LG Electronics Inc.

Inventor： HWANG, Jongwon ,  JUN, Hyunwoo ,  YANG, Jaekyung ,  JANG, Eunjin ,  KIM, Juwon

IPC: H05B6/06 ,  H05B6/12

Abstract: An induction heating type cooktop includes: a case, a cover plate that is coupled to an upper end of the case and that includes an upper plate arranged to receive a target object, a working coil that is disposed in the case and that is configured to heat the target object,
a thermal insulation material disposed on the working coil, and a heating thin film coating that is disposed on a surface of the upper plate of the cover plate or a surface of the thermal insulation material and that has a stacked structure in which an adhesive layer and a heating layer are consecutively stacked.