公开(公告)号：US20200237140A1

公开(公告)日：2020-07-30

申请号：US16777364

申请日：2020-01-30

申请人： LG Electronics Inc. ,  INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY

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

IPC分类号： A47J36/02 ,  A47J36/04 ,  C09D1/02 ,  C09D7/61 ,  C09D5/18

摘要： 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：US20210259062A1

公开(公告)日：2021-08-19

申请号：US17179925

申请日：2021-02-19

申请人： LG Electronics Inc.

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

IPC分类号： H05B6/06 ,  H05B6/12 ,  H05B6/04

摘要： 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：US20240343020A1

公开(公告)日：2024-10-17

申请号：US18756584

申请日：2024-06-27

申请人： LG Electronics Inc.

发明人： Dong Jin KIM ,  Hyunwoo JUN ,  Juwon KIM ,  Jongwon HWANG

IPC分类号： B32B15/18 ,  B05C1/08 ,  B05C9/10 ,  B05C9/14 ,  B05D3/02 ,  B05D7/14 ,  B24B7/08 ,  B24B27/033 ,  C09G1/02 ,  C23C18/04 ,  C23C18/12 ,  F23C6/04

CPC分类号： B32B15/18 ,  B05C1/0834 ,  B05D3/0209 ,  B05D3/0254 ,  B05D3/0272 ,  B05D7/14 ,  B24B7/08 ,  B24B27/033 ,  C09G1/02 ,  C23C18/04 ,  C23C18/12 ,  C23C18/1216 ,  C23C18/1283 ,  F23C6/04 ,  B05C1/0865 ,  B05C9/10 ,  B05C9/14 ,  B05D2252/02 ,  B32B2255/06

摘要： A steel sheet coating method is performed by an apparatus that includes a cleaner configured to apply cleaning liquid to clean a surface of a steel sheet, a polisher that applies polishing liquid to the cleaned surface and includes at least one polishing wheel configured to polish the surface of the steel sheet, a coater that includes a plurality of coating rollers configured to coat the polished surface of the steel sheet with coating liquid, and a curing furnace including 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：US20230174820A1

公开(公告)日：2023-06-08

申请号：US18074029

申请日：2022-12-02

申请人： LG Electronics Inc.

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

IPC分类号： C09D183/16 ,  C09D7/61

CPC分类号： C09D183/16 ,  C09D7/61

摘要： A coating composition has heat resistance, transparency, and high hardness. The coating composition is configured to be applied to a stainless steel material. The coating composition includes a polysilazane, a solvent, a dark pigment and a dispersant. A home appliance includes a base including a stainless steel material and a coating layer disposed on the base. The coating layer includes the coating composition.

公开(公告)号：US20210274603A1

公开(公告)日：2021-09-02

申请号：US17180014

申请日：2021-02-19

申请人： LG Electronics Inc.

发明人： Eunjin JANG ,  Wontae KIM ,  Juwon KIM ,  Jongwon HWANG ,  Taeho KIM ,  Taehee KIM

IPC分类号： H05B6/06 ,  H05B6/04 ,  H05B6/12

摘要： 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：US20240080947A1

公开(公告)日：2024-03-07

申请号：US18507744

申请日：2023-11-13

申请人： LG Electronics Inc.

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

IPC分类号： H05B6/06 ,  H05B6/04 ,  H05B6/12

CPC分类号： H05B6/062 ,  H05B6/04 ,  H05B6/1263 ,  H05B2206/022

摘要： 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：US20210259066A1

公开(公告)日：2021-08-19

申请号：US17180008

申请日：2021-02-19

申请人： LG Electronics Inc.

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

IPC分类号： H05B6/12

摘要： 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：US20200307163A1

公开(公告)日：2020-10-01

申请号：US16831538

申请日：2020-03-26

申请人： LG Electronics Inc.

发明人： Dong Jin KIM ,  Hyunwoo JUN ,  Juwon KIM ,  Jongwon HWANG

IPC分类号： B32B15/18 ,  B05D7/14 ,  B05D3/02

摘要： 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.