Process for the preparation of polyoxyalkylated amines
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 13, 1997
Grant Date -
N/A
app pub date -
Dec 5, 1994
filing date -
Apr 10, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for the preparation of polyoxyalkylated compounds comprising at least one primary or secondary amine function is provided comprising reacting at least one amino-alcoholate (B) produced from an amino-alcohol (A) including at least one OH group and at least one primary or secondary amine function, by replacing a fraction or all the OH groups by OM groups, M being selected from sodium, potassium, rubidium and cesium, with an oxirane, a mixture of oxiranes or a sequence of oxiranes, in an aprotic and anhydrous solvent, in an anhydrous atmosphere and at a temperature of between about 0.degree. C. and 200.degree. C.
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