Title:
TEMPERED GLASS PLATE AND METHOD FOR PRODUCING TEMPERED GLASS PLATE
Document Type and Number:
WIPO Patent Application WO/2022/196046
Kind Code:
A1
Abstract:
A method for producing a tempered glass plate including a tempering step for obtaining a tempered glass plate 1 having compressive stress layers 5, 6 formed on both the front and back by chemically tempering a flexible glass plate, wherein the tempered glass plate 1 includes a warped section 4 warped so that either the front or back surface 2,3 is convex and the method also includes a removal step to reduce warpage by removing the surface layer portion of the compressive stress layer 5 on the front surface 2 side (convex side) in the warped section 4.
Inventors:
INAYAMA NAOTOSHI (JP)
Application Number:
PCT/JP2022/000558
Publication Date:
September 22, 2022
Filing Date:
January 11, 2022
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
C03C15/00; C03C19/00; C03C21/00
Foreign References:
| JP2018188360A | 2018-11-29 | |||
| JP2015157733A | 2015-09-03 | |||
| JP2019535637A | 2019-12-12 | |||
| JP2001089191A | 2001-04-03 | |||
| JP2013001593A | 2013-01-07 | |||
| JP2005174500A | 2005-06-30 |
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
Download PDF: