Title:
METHOD FOR PRODUCING NON-WOVEN FABRIC AND MELT-BLOWN NON-WOVEN FABRIC, HOT-MELTED BODY AND METHOD FOR PRODUCING SAME, COFFEE FILTER, AND COFFEE CAPSULE
Document Type and Number:
WIPO Patent Application WO/2024/071236
Kind Code:
A1
Abstract:
The present invention relates to a non-woven fabric formed from fibers each containing a poly(3-hydroxyalkanoate)-based resin, and provides a non-woven fabric and the like having an excellent property of being hot-melted to other materials. The present invention provides: a non-woven fabric containing fibers, in which the fibers are formed from a resin composition containing a poly(3-hydroxyalkanoate)-based resin, the poly(3-hydroxyalkanoate)-based resin contains a 3-hydroxybutyrate unit, the content ratio of the 3-hydroxybutyrate unit in the poly(3-hydroxyalkanoate)-based resin contained in the non-woven fabric is 91.0 mol% to 97.0 mol% inclusive, and the amount of heat of melting of an endothermic peak in a DSC curve of the non-woven fabric is 50.0 J/g or more; and the like.
Inventors:
MIYAMOTO TAKAYUKI
SHIMAMOTO HITOSHI
MAEDA TAKEKAZU
TAMURA MASANOBU
SHIMAMOTO HITOSHI
MAEDA TAKEKAZU
TAMURA MASANOBU
Application Number:
PCT/JP2023/035246
Publication Date:
April 04, 2024
Filing Date:
September 27, 2023
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
D04H3/011; A23F5/24; B32B27/12; B65D77/20; D04H3/16
Domestic Patent References:
| WO2022097528A1 | 2022-05-12 | |||
| WO2022053339A1 | 2022-03-17 | |||
| WO2021089777A1 | 2021-05-14 |
Foreign References:
| JP2011136181A | 2011-07-14 | |||
| JPH10204766A | 1998-08-04 | |||
| JP2019517959A | 2019-06-27 |
Attorney, Agent or Firm:
ARCO PATENT & TRADEMARK ATTORNEYS (JP)
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