公开(公告)号：US10807904B2

公开(公告)日：2020-10-20

申请号：US15801058

申请日：2017-11-01

Applicant: LG ELECTRONICS INC.

Inventor： Taehee Kim ,  Taeho Kim ,  Dongwan Seo ,  Yongsoo Lee ,  Suyeon Choi

IPC: C03C8/14 ,  C03C3/064 ,  C03C8/08 ,  F24C15/00 ,  C09D1/00 ,  C09D7/61 ,  C03C8/16 ,  C03C1/02 ,  C03C4/20 ,  C08G77/12 ,  H05B3/74 ,  C23D5/00

Abstract: A glass composition includes a glass frit and an electrostatic force reinforcing material including polymethylhydrosiloxane derivatives. The electrostatic force reinforcing material is represented by the following Formula.

公开(公告)号：US11292743B2

公开(公告)日：2022-04-05

申请号：US16676903

申请日：2019-11-07

Applicant: LG ELECTRONICS INC.

Inventor： Suyeon Choi ,  Young Seok Kim

IPC: C03C8/04 ,  F24C15/00

Abstract: An enamel composition may be applied to an inner surface of cooking appliance to facilitate cleaning. The enamel composition may include: SiO2 at 25 to 50 wt %; B2O3 at 1 to 15 wt %; one or more selected from among Li2O, Na2O, K2O, and NaF at 10 to 30 wt %; ZnO at 1 to 15 wt %; MoO3 at 1 to 15 wt %; and one or more selected from among TiO2, Bi2O3, NiO, Co3O4, and CeO2 at 10 to 30 wt %.

公开(公告)号：US11274060B2

公开(公告)日：2022-03-15

申请号：US16795923

申请日：2020-02-20

Applicant: LG ELECTRONICS INC.

Inventor： Suyeon Choi ,  Young Seok Kim

IPC: C03C8/04 ,  C03C8/06 ,  F24C15/00 ,  C03C8/02 ,  C03C8/16 ,  C03C8/20

Abstract: An enamel composition, a method for preparing an enamel composition, and a cooking appliance are provided. The enamel composition may include 20 to 50% by weight of silicon dioxide (SiO2), 7 to 12% by weight of boron oxide (B2O3), one or more of lithium superoxide (Li2O), sodium oxide (Na2O), or potassium oxide (K2O), and 10 to 20% by weight of sodium fluoride (NaF), 1 to 10% by weight of zinc oxide (ZnO), and one or more of molybdenum oxide (MoO3), bismuth oxide (Bi2O3), or cerium dioxide (CeO2), and 10 to 40% by weight of titanium dioxide (TiO2). With such an enamel composition, cleaning is possible in a heating condition of a relatively low temperature and without a soaking process using water.

公开(公告)号：US20180215654A1

公开(公告)日：2018-08-02

申请号：US15885490

申请日：2018-01-31

Applicant: LG Electronics Inc.

Inventor： Wongyu Choi ,  Youngseok Kim ,  Suyeon Choi

IPC: C03C8/08 ,  C03B1/00 ,  C03B27/02 ,  F24C15/00

CPC classification number: C03C8/08 ,  C03B1/00 ,  C03B27/028 ,  C03C3/064 ,  C03C4/20 ,  C03C2207/00 ,  C03C2207/02 ,  C03C2207/04 ,  F24C15/005

Abstract: A glass composition formed of glass frit including P2O5, TiO2 and group I-based oxide, wherein P2O5 is contained in an amount of 20 wt % to 30 wt % based on a total weight of the glass frit, wherein TiO2 is contained in an amount of 10 wt % to 20 wt % based on the total weight of the glass frit, and wherein the group I-based oxide is contained in an amount of 15 wt % to 30 wt % based on the total weight of the glass frit.

公开(公告)号：US12006257B2

公开(公告)日：2024-06-11

申请号：US16795959

申请日：2020-02-20

Applicant: LG ELECTRONICS INC.

Inventor： Suyeon Choi ,  Young Seok Kim

IPC: B32B15/04 ,  B32B17/06 ,  C03C3/066 ,  C03C3/068 ,  C03C3/115 ,  C03C8/06 ,  C03C17/04 ,  F24C15/00 ,  F24C15/02 ,  C23D5/02 ,  C23D5/04

CPC classification number: C03C8/06 ,  C03C3/066 ,  C03C3/068 ,  C03C3/115 ,  C03C17/04 ,  F24C15/005 ,  F24C15/02 ,  C03C2207/04 ,  C03C2218/17 ,  C23D5/02 ,  C23D5/04

Abstract: An enamel composition, a method for preparing an enamel composition, and a cooking appliance are provided. The enamel composition may include 15 to 50 wt % of silicon dioxide (SiO2); 1 to 10 wt % of boron oxide (B2O3); 10 to 20 wt % of at least one of lithium oxide (Li2O), sodium oxide (Na2O), or potassium oxide (K2O); 1 to 5 wt % of sodium fluoride (NaF); 1 to 10 wt % of zinc oxide (ZnO); and 20 to 50 wt % of at least one of titanium dioxide (TiO2), molybdenum oxide (MoO3), bismuth oxide (Bi2O3), cerium dioxide (CeO2), manganese dioxide (MnO2), or Iron oxide (Fe2O3), which provides an enamel composition with a reduced cleaning time, and facilitates cleaning without soaking in water.

公开(公告)号：US11661371B2

公开(公告)日：2023-05-30

申请号：US17117359

申请日：2020-12-10

Applicant: LG ELECTRONICS INC.

Inventor： Suyeon Choi ,  Taeho Kim ,  Yongsoo Lee

IPC: C03C8/06 ,  F24C15/00 ,  C03C8/02

CPC classification number: C03C8/02 ,  F24C15/005

Abstract: A composition for enamel may include 20 to 45 wt % of SiO2; 1 to 15 wt % of B2O3, 10 to 20 wt % of one or more of Na2O, K2O, and Li2O, 1 to 5 wt % of NaF, 1 to 10 wt % of ZnO, 5 to 15 wt % of TiO2, 3 to 7 wt % of MoO3; 5 to 15 wt % of Bi2O3, 1 to 5 wt % of CeO2, and 1 to 10 wt % of one or more of MnO2, Fe2O3, and Co3O4. The composition may be used to coat a cooking appliance for easy removal of contaminants at room temperature.

公开(公告)号：US11339086B2

公开(公告)日：2022-05-24

申请号：US16288945

申请日：2019-02-28

Applicant: LG ELECTRONICS INC.

Inventor： Taehee Kim ,  Taeho Kim ,  Dongwan Seo ,  Yongsoo Lee ,  Suyeon Choi

IPC: B32B15/04 ,  B32B17/06 ,  C03C17/23 ,  A47J27/00 ,  C03C3/085 ,  C03C3/19 ,  F24C15/00 ,  C03C17/02 ,  C03C8/14

Abstract: A coating composition includes phosphorus pentoxide (P2O5), aluminum oxide (Al2O3), boron trioxide (B2O3), zinc oxide (ZnO), I group-based metal oxide, and II group-based metal oxide. The coating composition includes by weight based on a total weight of the coating composition 35 to 55% P2O5, 5 to 35% Al2O3, 5 to 40% I group-based metal oxide, 5 to 10% B2O3, 1 to 5% ZnO, and 1 to 10% II group-based metal oxide.

公开(公告)号：US20190002336A1

公开(公告)日：2019-01-03

申请号：US15801058

申请日：2017-11-01

Applicant: LG ELECTRONICS INC.

Inventor： Taehee KIM ,  Taeho Kim ,  Dongwan Seo ,  Yongsoo Lee ,  Suyeon Choi

IPC: C03C8/14 ,  C03C8/08 ,  C03C1/02 ,  C03C3/064 ,  C03C4/20 ,  C08G77/12 ,  H05B3/74

Abstract: A glass composition includes a glass frit and an electrostatic force reinforcing material including polymethylhydrosiloxane derivatives. The electrostatic force reinforcing material is represented by the following Formula.

公开(公告)号：US11912622B2

公开(公告)日：2024-02-27

申请号：US17117440

申请日：2020-12-10

Applicant: LG ELECTRONICS INC.

Inventor： Suyeon Choi ,  Taeho Kim ,  Yongsoo Lee

IPC: C03C8/06 ,  C03C3/068 ,  C03C3/115 ,  F24C15/00

CPC classification number: C03C8/06 ,  C03C3/068 ,  C03C3/115 ,  F24C15/005 ,  C03C2207/04

Abstract: A composition for enamel may include 10 to 45 wt % of SiO2; 1 to 10 wt % of B2O3, 10 to 20 wt % of one or more of Na2O, K2O, and/or Li2O, 1 to 5 wt % of NaF, 1 to 10 wt % of ZnO, 5 to 15 wt % of TiO2, 3 to 7 wt % of MoO3, 5 to 15 wt % of Bi2O3, 1 to 5 wt % of CeO2, and 0.5 to 10 wt % of one or more of MnO2, Fe2O3, and/or Co3O4. The composition may be used to make a coating layer provided on a cooking appliance so that contaminants may be easily cleaned from the cooking appliance at a room temperature.

公开(公告)号：US11492287B2

公开(公告)日：2022-11-08

申请号：US17049788

申请日：2019-04-17

Applicant: LG Electronics Inc.

Inventor： Suyeon Choi ,  Young Seok Kim

IPC: C03C8/04 ,  F24C15/00 ,  C03B27/004 ,  C03C3/089 ,  C03C3/095 ,  C03C8/02

Abstract: The present invention relates to an enamel composition capable of removing sugars as well as poultry oils as contaminants at a low temperature by using a catalyst oxide, to a manufacturing method therefor, and cooking utensils. The present invention provides an enamel composition, a manufacturing method therefor, and cooking utensils, wherein the enamel composition is capable of removing sugars as well as poultry oils as contaminants at a low temperature by comprising: at least one of SiO2, B2O3, Li2O, Na2O, and K2O; and TiO2.