Polylactic acid resin fiber, polylactic acid long fiber, polylactic acid short fiber, and polylactic acid fiber
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Feb 4, 2020
Grant Date -
Oct 11, 2018
app pub date -
Jun 8, 2018
filing date -
Jun 8, 2018
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A polylactic acid resin fiber is obtained by melt-spinning a mixture containing 100 parts by weight of a poly-L-lactic acid (A) having an L-lactic acid purity of 99 mol percent or more, 3 to 10 parts by weight of a plasticizer (B), and 0.3 to 1.0 parts by weight of a lubricant (C), wherein the following conditions (a) and (b) are satisfied:
- (a) the stretch recovery rate is 5 percent or less; and(b) the degree of crystallinity measured by a differential scanning calorimeter is 50 to 70 percent.
First Claim
Family
International Classification(s)
- D01D:MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE....
- D06P:DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS,....
- D02J:FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS....
- D01F:CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL....
- C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....
- [Classification Symbol]
- [Patents Count]
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