Title:
METHOD OF PRODUCING GLASS ARTICLE
Document Type and Number:
Japanese Patent JP2023144583
Kind Code:
A
Abstract:
To reliably reduce generation of devitrification originating from yttrium contained in a compact when molding a glass ribbon using a down-draw method.SOLUTION: A method of producing a glass article includes a molding step of molding a glass ribbon G by flowing down a first molten glass Gm1 containing TiO2 along a surface of a compact 15 containing yttrium-containing oxide by a down-draw method. The compact 15 has a magnesium rich layer MR containing magnesium on its surface.SELECTED DRAWING: Figure 2
Inventors:
AI MUTSUO
FUKADA MUTSUMI
FUKADA MUTSUMI
Application Number:
JP2022051634A
Publication Date:
October 11, 2023
Filing Date:
March 28, 2022
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO
International Classes:
C03B17/04; C03C3/085; C03C3/087; C03C3/091
Attorney, Agent or Firm:
Kunihiko Shiromura
Takeshi Kumano
Shinichi Tomohiro
Takeshi Kumano
Shinichi Tomohiro