Polyurethane-forming cold-box binders and their uses
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 18, 1997
Grant Date -
N/A
app pub date -
Apr 10, 1996
filing date -
Apr 10, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to polyurethane-forming cold-box binders and foundry mixes prepared with these binders. The binder comprises a polyol component and an organic polyisocyanate component. Foundry mixes are prepared by mixing the binder with a foundry aggregate. Foundry shapes (molds and cores) are prepared by shaping the mix and curing the foundry shape with a gaseous tertiary amine curing catalyst.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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