HEAT-SEALABLE SHEATH-CORE COMPOSITE FIBER HAVING LOW SHRINKAGE AND HIGH BULK PROPERTY, MANUFACTURING METHOD THEREFOR, AND HYGIENIC MATERIAL NONWOVEN FABRIC COMPRISING SAME

Title:

HEAT-SEALABLE SHEATH-CORE COMPOSITE FIBER HAVING LOW SHRINKAGE AND HIGH BULK PROPERTY, MANUFACTURING METHOD THEREFOR, AND HYGIENIC MATERIAL NONWOVEN FABRIC COMPRISING SAME

Document Type and Number:

WIPO Patent Application WO/2024/071589

Kind Code:

A1

Abstract:

The present invention relates to a heat-sealable sheath-core composite fiber, and a nonwoven fabric using same. The sheath-core composite fiber of the present invention has low shrinkage and high bulk property, thereby enabling the bulk property and the feel of a nonwoven fabric to be controlled, and thus is suitable for the manufacture of a hygienic material nonwoven fabric such as a hygienic material top sheet.

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Inventors:

KIM DAE HUN (KR)
LEE SANG CHUL (KR)

Application Number:

PCT/KR2023/009084

Publication Date:

April 04, 2024

Filing Date:

June 29, 2023

Export Citation:

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Assignee:

TORAY ADVANCED MAT KOREA INC (KR)

International Classes:

D01F1/10; D01D5/34; D01F8/14; D04H1/541; D04H1/55

Attorney, Agent or Firm:

ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)

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