Title:
GLASS
Document Type and Number:
WIPO Patent Application WO/2019/044563
Kind Code:
A1
Abstract:
Provided is a glass which has a small variation in mechanical strength. A glass which is configured such that: at least a part of a surface layer is composed of a chemically toughened layer; and the interior portion of the glass excluding the chemically toughened layer contains P, Al and an alkali metal that is composed of one or both of Li and Na.
Inventors:
SAKAGAMI TAKAHIRO (JP)
Application Number:
PCT/JP2018/030691
Publication Date:
March 07, 2019
Filing Date:
August 20, 2018
Export Citation:
Assignee:
AGC INC (JP)
International Classes:
C03C21/00; C03C3/17; C03C3/247; C03C4/08; G02B1/00; G02B5/22
Domestic Patent References:
| WO2015080043A1 | 2015-06-04 |
Foreign References:
| JPH0616451A | 1994-01-25 | |||
| JP2006342024A | 2006-12-21 | |||
| JPH04104918A | 1992-04-07 | |||
| JP2005320178A | 2005-11-17 | |||
| JP2012148964A | 2012-08-09 | |||
| JPS60235740A | 1985-11-22 | |||
| JP2007099604A | 2007-04-19 | |||
| JP2015078086A | 2015-04-23 | |||
| JP2014101255A | 2014-06-05 |
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, P.C. (JP)
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