Title:
不織布
Document Type and Number:
Japanese Patent JP7257536
Kind Code:
B2
Abstract:
Provided is a non-woven fabric which is suitable for cleaning wipers, diapers, food packaging materials, etc., and has excellent water absorption and handling performance. The non-woven fabric according to the present invention contains a thermoplastic biodegradable resin, and is characterized in that fibers constituting the non-woven fabric have crimps, the flexural rigidity index in the mechanical direction (MD) of the non-woven fabric is 7.77-37.4 as defined by the following equation: flexural rigidity index in the mechanical direction (MD) = flexural rigidity (gf·cm) in the mechanical direction (MD)/{basis weight(g/m2)}2.5×106, and the bulk density of the non-woven fabric is 0.098 g/cm3 to 0.251 g/cm3.
Inventors:
Yuya Fujimoto
Rumina Obi
Takashi Komatsu
Eiji Shiota
Rumina Obi
Takashi Komatsu
Eiji Shiota
Application Number:
JP2021546997A
Publication Date:
April 13, 2023
Filing Date:
September 18, 2020
Export Citation:
Assignee:
ASAHI KASEI KABUSHIKI KAISHA
International Classes:
D04H3/14; A47L13/16; A47L13/17; D04H3/018; D04H3/16
Domestic Patent References:
| JP8260323A | ||||
| JP9013259A | ||||
| JP2015518091A | ||||
| JP11021752A | ||||
| JP2001355170A | ||||
| JP2007516027A |
Attorney, Agent or Firm:
Aoki Atsushi
Shinji Mihashi
Kazuhiro Nakamura
Saito Tsuko
Shunsuke Sanma
Shinji Mihashi
Kazuhiro Nakamura
Saito Tsuko
Shunsuke Sanma