公开(公告)号：US20190330103A1

公开(公告)日：2019-10-31

申请号：US16394031

申请日：2019-04-25

Applicant: AGC INC.

Inventor： Masao OZEKI ,  Satoshi OGAMI ,  Takanori FUKUSHI

IPC: C03C21/00 ,  C03B23/03 ,  C03C19/00 ,  C03C3/097 ,  C03C3/091 ,  C03C3/093 ,  C03C3/083 ,  C03C3/087

Abstract: An object of the present invention is to provide a chemically strengthened glass plate that is chemically strengthened and thereby increased in strength in its entirety, a portable information terminal using the chemically strengthened glass plate, and a manufacturing method of the a chemically strengthened glass plate. The chemically strengthened glass plate and the manufacturing method thereof according to the present invention is suitable for use in fields of portable information terminals, substrates, etc. in which glass plates having high resistance to impact are required.