Microcapsules-vi
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 3, 2003
app pub date -
Sep 4, 2002
filing date -
Mar 4, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to microcapsules with an average diameter of 0.1 to 5 mm, which can be obtained by (a) processing aqueous preparations of active agents with oil bodies in the presence of emulsifiers in order to produce O/W/ emulsions, (b) treating the resulting emulsions with aqueous solutions of anionic polymers, (c) bringing the resulting matrix into contact with aqueous chitosan solutions and (d) separating the resulting encapsulation products from the aqueous phase.
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