Low melting glass, sealing composition and sealing paste
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 6, 2007
Grant Date -
May 18, 2006
app pub date -
Nov 1, 2005
filing date -
Nov 12, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A low melting glass, which contains substantially no lead and contains 70-90% of Bi.sub.2O.sub.3, 1-20% of ZnO, 2-12% of B.sub.2O.sub.3, 0.1-5% of Al.sub.2O.sub.3, 0.1-5% of CeO.sub.2, 0-5% of CuO, 0-0.2% of Fe.sub.2O.sub.3 and 0.05-5% of CuO+Fe.sub.2O.sub.3 in mass %, wherein a content of alkali metal oxides in the glass composition is less than 0.1%, and the glass does not crystallize by pre-baking at a sealing temperature or more, can be used for sealing later, and can suppress deterioration of a material such as platinum or platinum-rhodium to provide a stable melting operation for a long period.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully