Title:
SPUN-BONDED NONWOVEN FABRIC AND LAMINATED NONWOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2021/010357
Kind Code:
A1
Abstract:
The present invention relates to a spun-bonded nonwoven fabric that contains a long fiber. The long fiber contains a polymer A and a polymer B. The melting temperature of polymer B is higher than the melting temperature of polymer A by at least 30°C. The apparent density of the span-bonded nonwoven fabric is 0.050 g/cm3 or less.
Inventors:
KAJIWARA KENTARO (JP)
KATSUTA HIROO (JP)
NISHIGUCHI YUKA (JP)
FUNATSU YOSHITSUGU (JP)
KATSUTA HIROO (JP)
NISHIGUCHI YUKA (JP)
FUNATSU YOSHITSUGU (JP)
Application Number:
PCT/JP2020/027160
Publication Date:
January 21, 2021
Filing Date:
July 10, 2020
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D04H3/16; D04H3/147
Domestic Patent References:
| WO2018092444A1 | 2018-05-24 |
Foreign References:
| JPH0995847A | 1997-04-08 | |||
| JPH06128855A | 1994-05-10 | |||
| JPH09111635A | 1997-04-28 | |||
| JP2019094584A | 2019-06-20 | |||
| JPH04174753A | 1992-06-22 | |||
| JP2018199885A | 2018-12-20 | |||
| KR20140034538A | 2014-03-20 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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