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Patent Searching and Data


Title:
TEMPERED GLASS
Document Type and Number:
WIPO Patent Application WO/2018/225627
Kind Code:
A1
Abstract:
The present invention pertains to: a tempered glass which is obtained by physically strengthening a glass having an average thermal expansion coefficient at 50-350ºC of (20 × 10-7)-(50 × 10-7)/)ºC and a glass transition temperature of 560ºC or higher; and a tempered glass obtained by physically strengthening a glass containing, in mole percent on an oxide basis, 0-4% of R2O (R2O is defined in the specification) and 5-25% of B2O3.

Inventors:
MIYASAKA Junko (Limited 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
KOIKE Akio (Limited 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
YAMAMOTO Hiroyuki (Limited 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
Application Number:
JP2018/021069
Publication Date:
December 13, 2018
Filing Date:
May 31, 2018
Export Citation:
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Assignee:
AGC INC. (5-1 Marunouchi 1-chome, Chiyoda-ku Tokyo, 05, 〒1008405, JP)
International Classes:
C03B27/012; C03C3/089; F24C15/10; H05B6/12
Domestic Patent References:
WO2015111524A12015-07-30
WO2016088778A12016-06-09
Foreign References:
JPH0769669A1995-03-14
JP2014504431A2014-02-20
JP2013531776A2013-08-08
JP2002047030A2002-02-12
JP2007254278A2007-10-04
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (Toranomon East Bldg. 10F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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