Title:
POLYESTER STAPLE YARN FOR WET NON-WOVEN FABRIC, WET NON-WOVEN FABRIC COMPRISING SAME, AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/086062
Kind Code:
A1
Abstract:
The present invention relates to a polyester staple yarn for wet non-woven fabrics, and a wet non-woven fabric comprising same, wherein the polyester staple yarn is prepared using a polymerization catalyst including a titanium-based compound. The polyester staple yarn is superb in terms of dispersibility due to the remarkably low defect formation thereof, and thus the present invention can provide a wet non-woven fabric having excellent mechanical strength, and a preparation method therefor.
Inventors:
LEE HWI DONG (KR)
Application Number:
PCT/KR2021/014312
Publication Date:
April 28, 2022
Filing Date:
October 15, 2021
Export Citation:
Assignee:
TORAY ADVANCED MAT KOREA INC (KR)
International Classes:
D01F6/62; D01F1/10; D04H1/55
Foreign References:
| KR20050096122A | 2005-10-05 | |||
| JP2004323990A | 2004-11-18 | |||
| JP2012017543A | 2012-01-26 | |||
| KR20170015717A | 2017-02-09 | |||
| KR20160079347A | 2016-07-06 | |||
| KR20210084091A | 2021-07-07 | |||
| JP2002194618A | 2002-07-10 |
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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