Title:
WATER-REPELLENT ULTRAFINE FIBER BUNDLE AND FABRIC COMPRISING WATER-REPELLENT ULTRAFINE FIBER BUNDLE
Document Type and Number:
Japanese Patent JP2020026599
Kind Code:
A
Abstract:
To provide an ultrafine fiber filament bundle having excellent water repellency even without undergoing a water-repellent post-processing treatment.SOLUTION: A water-repellent ultrafine fiber bundle is provided which comprises a thermoplastic resin having a surface tension of 40 mN/m or less. The single fiber diameter of fibers comprising the thermoplastic resin is 50 to 1500 nm and the coefficient CV of variation of the fiber diameter is 30% or less. A fabric is also provided which comprises the water-repellent ultrafine filament bundle.SELECTED DRAWING: Figure 1
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Inventors:
YONEDA YASUYUKI
Application Number:
JP2018153116A
Publication Date:
February 20, 2020
Filing Date:
August 16, 2018
Export Citation:
Assignee:
TEIJIN FRONTIER CO LTD
International Classes:
D01F6/00; D01F8/04; D04H1/4382
Domestic Patent References:
| JPH07258964A | 1995-10-09 | |||
| JPH04163353A | 1992-06-08 |
Attorney, Agent or Firm:
Taro Tameyama