The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Dec. 08, 2022
Applicant:
Agc Inc., Tokyo, JP;
Inventors:
Assignee:
AGC Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/097 (2006.01); B32B 17/06 (2006.01); C03C 27/04 (2006.01); C04B 37/04 (2006.01); F24C 15/10 (2006.01); H05B 6/12 (2006.01);
U.S. Cl.
CPC ...
C03C 3/097 (2013.01); B32B 17/06 (2013.01); C04B 37/047 (2013.01); C03C 27/048 (2013.01); F24C 15/102 (2013.01); H05B 6/1209 (2013.01);
Abstract
The present invention relates to a glass including, represented by mole percent based on oxides: from 52% to 80% of SiO; from 5% to 30% of BO; from 2% to 30% of AlO; from 0.1% to 11% of PO; and from 0.0001% to 5% of NaO, in which the glass has an average thermal expansion coefficient α at from 50° C. to 350° C. of from 5×10/° C. or more and less than 33×10/° C.