公开(公告)号：US20190317376A1

公开(公告)日：2019-10-17

申请号：US16454858

申请日：2019-06-27

Applicant: AGC Inc.

Inventor： Kazutaka ONO ,  Yasumasa KATO ,  Masaya KUNIGITA

IPC: G02F1/1362 ,  C03C17/36 ,  G02F1/1343 ,  C03C3/091

Abstract: The present invention relates to a liquid crystal display panel having a predetermined size, containing a wiring film formed of a metal, an insulating film containing an inorganic substance and a substrate formed of a non-alkali glass, in which the metal has the product of a Young's modulus (E) and a thermal expansion coefficient (α) at room temperature falling within a predetermined range, α of the inorganic substance is smaller than that of the non-alkali glass, the non-alkali glass has E of from 70 GPa to 95 GPa and α of from 32×10−7 to 45×10−7 (1/° C.) in which E and α satisfies a predetermined formula, and has a predetermined composition.

公开(公告)号：US20240176198A1

公开(公告)日：2024-05-30

申请号：US18433510

申请日：2024-02-06

Applicant: AGC Inc.

Inventor： Kazutaka ONO ,  Yasumasa KATO ,  Masaya KUNIGITA

IPC: G02F1/1362 ,  C03C3/091 ,  C03C17/36 ,  G02F1/1333 ,  G02F1/1343 ,  H01L27/12 ,  H01L29/423

CPC classification number: G02F1/136286 ,  C03C3/091 ,  C03C17/36 ,  C03C17/3605 ,  C03C17/3626 ,  C03C17/3649 ,  C03C17/3671 ,  G02F1/133302 ,  G02F1/1343 ,  G02F1/133345 ,  G02F1/136295 ,  H01L27/124 ,  H01L29/42384

Abstract: The present invention relates a non-alkali glass, having a Young's modulus (E) of from 70 GPa to 95 GPa and an average coefficient of thermal expansion a from 50° C. to 350° C. of from 32 to 45 (×10−7/° C.), and which satisfies the following formula (1): 20α+7E≥1310. The non-alkali glass has a composition in terms of mol % on the basis of oxides, satisfying the relationship of: 759−13.1×SiO2−7.5×Al2O3−15.5×B2O3+9.7×MgO+21.8×CaO+27.2×SrO+27.9×BaO≥0.

公开(公告)号：US20190002332A1

公开(公告)日：2019-01-03

申请号：US16047660

申请日：2018-07-27

Applicant: AGC Inc.

Inventor： Isao SAITO ,  Yasumasa KATO

IPC: C03B27/012 ,  C03C21/00

Abstract: To provide a method for tempering glass to obtain tempered glass having high surface quality and a deep compression stress layer. The present invention relates to a method for tempering a glass plate comprising a preparation step of preparing a glass plate having a surface temperature of at most the strain point, an internal heating step of heating the internal temperature of the glass plate to be at least the annealing point, while maintaining the surface temperature of the glass plate within 10 minutes, or to be at most the strain point, and a cooling step of cooling the glass plate.

公开(公告)号：US20230142463A1

公开(公告)日：2023-05-11

申请号：US18147767

申请日：2022-12-29

Applicant: AGC Inc.

Inventor： Kazutaka ONO ,  Yasumasa KATO ,  Masaya KUNIGITA

IPC: G02F1/1362 ,  C03C3/091 ,  C03C17/36 ,  G02F1/1333 ,  G02F1/1343

CPC classification number: G02F1/136286 ,  C03C3/091 ,  C03C17/36 ,  C03C17/3605 ,  C03C17/3626 ,  C03C17/3649 ,  C03C17/3671 ,  G02F1/133302 ,  G02F1/1343 ,  G02F1/136295 ,  G02F1/133345 ,  H01L27/124

Abstract: The present invention relates to a liquid crystal display panel having a predetermined size, containing a wiring film formed of a metal, an insulating film containing an inorganic substance and a substrate formed of a non-alkali glass, in which the metal has the product of a Young's modulus (E) and a thermal expansion coefficient (α) at room temperature falling within a predetermined range, α of the inorganic substance is smaller than that of the non-alkali glass, the non-alkali glass has E of from 70 GPa to 95 GPa and α of from 32×10−7 to 45×10−7 (1/° C.) in which E and α satisfies a predetermined formula, and has a predetermined composition.

公开(公告)号：US20230140716A1

公开(公告)日：2023-05-04

申请号：US18147787

申请日：2022-12-29

Applicant: AGC Inc.

Inventor： Kazutaka ONO ,  Yasumasa KATO ,  Masaya KUNIGITA

IPC: G02F1/1362 ,  C03C3/091 ,  C03C17/36 ,  G02F1/1333 ,  G02F1/1343

Abstract: The present invention relates to a liquid crystal display panel having a predetermined size, containing a wiring film formed of a metal, an insulating film containing an inorganic substance and a substrate formed of a non-alkali glass, in which the metal has the product of a Young's modulus (E) and a thermal expansion coefficient (α) at room temperature falling within a predetermined range, α of the inorganic substance is smaller than that of the non-alkali glass, the non-alkali glass has E of from 70 GPa to 95 GPa and a of from 32×10−7 to 45×10−7 (1/° C.) in which E and α satisfies a predetermined formula, and has a predetermined composition.

公开(公告)号：US20220112126A1

公开(公告)日：2022-04-14

申请号：US17645791

申请日：2021-12-23

Applicant: AGC Inc.

Inventor： Isao SAITO ,  Yasumasa KATO ,  Takuma FUJIWARA

IPC: C03C23/00 ,  C03C21/00 ,  C03B33/09 ,  C03C3/087

Abstract: The present invention relates to a strengthened glass sheet having a first main surface, a second main surface which faces the first main surface, and an end surface, in which at least one of the first main surface and the second main surface has a surface compressive stress formed by a chemical strengthening treatment, the strengthened glass sheet includes a strengthened portion in which a planar compressive stress is formed along the end surface in a direction parallel with the end surface, the planar compressive stress of the strengthened portion has a maximum value of 1-120 MPa, and the strengthened portion has a width, as measured from the end surface in a direction normal to the end surface, of 0.5 times or more a thickness of the strengthened glass sheet.