Method for the production of powder-type ethylene vinyl alcohol mixed polymers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Nov 16, 2006
app pub date -
Apr 29, 2004
filing date -
May 15, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Pulverulent ethylene-vinyl alcohol copolymers may be produced in highly pure form, in particular containing no surfactant residues, by hydrolyzing an ethylene-vinylester copolymer in alcoholic solution and precipitating the copolymer in particulate form employing a cooling temperature gradient, optionally with addition of water.
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