Biodegradable superabsorbing sponge
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 25, 1990
Grant Date -
N/A
app pub date -
Mar 9, 1989
filing date -
Mar 9, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A new superabsorber which gels and cross-links as hydrated has been developed. The superabsorber contains a branched-chain polyanionic carbohydrate such as carboxymethylcellulose, a cross-linking agent, and a hydrophobic carboxylic acid. The superabsorber is biodegradable and non-toxic.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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