Title:
SPUNBONDED NONWOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2019/088135
Kind Code:
A1
Abstract:
A spunbonded nonwoven fabric of the present invention is characterized by being composed of a polyolefin fiber, wherein the average pore diameter of the nonwoven fabric surface is 0.1-25 μm, the maximum pore diameter is 50 μm or less, and the water pressure resistance per unit basis weight is 7 mmH2O/(g/m2) or more.
Inventors:
ENDO MASANORI (JP)
NAKANO YOHEI (JP)
HANE RYOICHI (JP)
NAKANO YOHEI (JP)
HANE RYOICHI (JP)
Application Number:
PCT/JP2018/040408
Publication Date:
May 09, 2019
Filing Date:
October 30, 2018
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D01F6/46; D04H3/16; D04H3/007
Domestic Patent References:
WO2001053585A1 | 2001-07-26 | |||
WO2018038053A1 | 2018-03-01 |
Foreign References:
JP2010504441A | 2010-02-12 | |||
JP2004345327A | 2004-12-09 | |||
JP2013007131A | 2013-01-10 | |||
JP2009534549A | 2009-09-24 | |||
JPH06264572A | 1994-09-20 | |||
JP2004027440A | 2004-01-29 | |||
JP2002030581A | 2002-01-31 | |||
JP3656837B2 | 2005-06-08 | |||
JP2017211607A | 2017-11-30 | |||
JP2018141052A | 2018-09-13 |
Other References:
See also references of EP 3705615A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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