Title:
FILTERING MATERIAL FOR FILTER, AND FILTER
Document Type and Number:
WIPO Patent Application WO/2022/168982
Kind Code:
A1
Abstract:
The filtering material for a filter according to the present invention has a laminated body structure in which a long-staple non‐woven fabric and a base-layer non‐woven fabric are laminated, wherein the cross-sectional strength of the base-layer non‐woven fabric is less than or equal to 45 N. Therefore, a vertex part is unlikely to tear at the time of pleating.
Inventors:
TAKAMI KENTO (JP)
Application Number:
PCT/JP2022/004761
Publication Date:
August 11, 2022
Filing Date:
February 07, 2022
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
B01D39/14; A61L9/16; B01D39/16; B03C3/28; D04H3/16
Foreign References:
| JPH11290623A | 1999-10-26 | |||
| JP2017113670A | 2017-06-29 | |||
| JP2001137630A | 2001-05-22 | |||
| JP2015044183A | 2015-03-12 |
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