Nonwoven fabric of water-soluble resin fibers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 20, 1991
Issued Date -
N/A
app pub date -
Aug 22, 1989
filing date -
Sep 18, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A nonwoven fabric consisting of water-soluble resin fine fibers having a mean fiber diameter of at most 30 .mu.m and a basis weight of 5 to 500 g/m.sup.2 is produced by extruding an aqueous solution containing a water-soluble resin or a melt of a water-soluble resin plasticized with water through nozzles, stretching the extruded material to form fibers by a high speed gas flow, heating the fibers to evaporate the water in the fibers and then collecting the fibers.
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