Title:
NONWOVEN FABRIC AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2024/005145
Kind Code:
A1
Abstract:
The present invention provides a nonwoven fabric that is difficult to tear. The present invention is a nonwoven fabric comprising fibers, wherein: the fibers are formed from a resin composition containing a poly(3-hydroxyalkanoate)-based resin; the poly(3-hydroxyalkanoate)-based resin contains a copolymer that has a 3-hydroxybutyrate unit; the content ratio of the 3-hydroxybutyrate unit in the poly(3-hydroxyalkanoate)-based resin included in the nonwoven fabric is 70.0-92.0 mol%; the tensile elongation at break point in the MD of the nonwoven fabric is not less than 100%; and the tensile elongation at break point in the CD of the nonwoven fabric is not less than 100%.
Inventors:
SHIMAMOTO HITOSHI
MIYAMOTO TAKAYUKI
MAEDA TAKEKAZU
TAMURA MASANOBU
OTANI SHUNSUKE
MIYAMOTO TAKAYUKI
MAEDA TAKEKAZU
TAMURA MASANOBU
OTANI SHUNSUKE
Application Number:
PCT/JP2023/024191
Publication Date:
January 04, 2024
Filing Date:
June 29, 2023
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
D04H3/011; D01F6/62
Domestic Patent References:
| WO2017122679A1 | 2017-07-20 | |||
| WO2022097528A1 | 2022-05-12 | |||
| WO2019142920A1 | 2019-07-25 |
Foreign References:
| JP2004532360A | 2004-10-21 | |||
| JP2016513153A | 2016-05-12 |
Attorney, Agent or Firm:
ARCO PATENT & TRADEMARK ATTORNEYS (JP)
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