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:
Jun. 19, 2012
Filed:
Jun. 17, 2010
Applicants:
Syuji Matsumoto, Tokyo, JP;
Nobuhiro Nakamura, Tokyo, JP;
Naoya Wada, Tokyo, JP;
Yasuko Osaki, Tokyo, JP;
Inventors:
Syuji Matsumoto, Tokyo, JP;
Nobuhiro Nakamura, Tokyo, JP;
Naoya Wada, Tokyo, JP;
Yasuko Osaki, Tokyo, JP;
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); C03C 3/19 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide glass with which a sealing treatment can be carried out at a temperature of at most 400° C. and which does not deteriorate or change in quality for a long time. Glass comprising, as represented by mol % based on oxides, from 27 to 33% of PO, from 50 to 70% of SnO, from 0 to 10% of ZnO, from 0.5 to 5% of CaO and from 0 to 5% of BO.