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:
Nov. 05, 2002
Filed:
Jan. 09, 2001
Applicant:
Inventors:
Naoya Hayakawa, Matsusaka, JP;
Kazuhiro Nishikawa, Matsusaka, JP;
Assignee:
Central Glass Company, Limited, Ube, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/00 ;
U.S. Cl.
CPC ...
B32B 3/00 ;
Abstract
A transparent, electric insulating, low-melting glass for covering a substrate includes chemical components of SiO , B O , BaO and ZnO. This low-melting glass has a thermal expansion coefficient of from 65×10 /° C. to 95×10 /° C. within a range of 30-300° C.; a softening point of not higher than 600° C.; and a dielectric constant of not greater than 7.5 at a frequency of 1 MHz under room temperature.