Title:
POLYAMIDE MULTIFILAMENT AND COVERING ELASTIC YARN
Document Type and Number:
WIPO Patent Application WO/2020/105637
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a high-strength polyamide multifilament from which stockings having excellent wearability and also having excellent transparency and texture can be produced. The problem can be achieved by a polyamide multifilament having a total fiber fineness of 6 to 20 dtex, loop strength of 12 cN/dtex or more, and a degree of flatness, which is represented by the ratio (b/a) of a longer diameter b of a transverse section of a single fiber to a shorter diameter a of the transverse section, of 1.5 to 5.0.
Inventors:
KISHIDA TAISUKE (JP)
YOSHIOKA DAISUKE (JP)
MATSUMI DAISUKE (JP)
YOSHIOKA DAISUKE (JP)
MATSUMI DAISUKE (JP)
Application Number:
PCT/JP2019/045282
Publication Date:
May 28, 2020
Filing Date:
November 19, 2019
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D01F6/60; D02G3/32; D02G3/38; A41B11/14; D04B1/24
Domestic Patent References:
| WO2018021011A1 | 2018-02-01 | |||
| WO2016076184A1 | 2016-05-19 |
Foreign References:
| JPH07157902A | 1995-06-20 | |||
| JP2002146626A | 2002-05-22 | |||
| JP2009275294A | 2009-11-26 | |||
| JP2019135337A | 2019-08-15 | |||
| JP2009203563A | 2009-09-10 | |||
| JP2018218431A | 2018-11-21 |
Other References:
"Encyclopedia of fibers", 25 March 2002, MARUZEN CO., LTD., pages: 439
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: