Core-sheath composite fiber for artificial hair, headdress product including same, and production method therefor
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United States of America
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Dec 17, 2024
Grant Date -
Nov 25, 2021
app pub date -
Aug 4, 2021
filing date -
Aug 4, 2021
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Abstract
The present disclosure relates to a core-sheath conjugate fiber for artificial hair including a core part and a sheath part. The core-sheath conjugate fiber for artificial hair has a flat multilobed cross sectional shape, and has a core-to-sheath area ratio of 2:8 to 9:1, and a viscosity ratio a/b between a melt viscosity a of a core part resin composition and a melt viscosity b of a sheath part resin composition is 2.0 or more and 7.0 or less. The present disclosure provides a core-sheath conjugate fiber for artificial hair having a touch close to that of human hair, excellent peel resistance at room temperature, and good combing property, a hair ornament product including the core sheath conjugate fiber, and a production method.
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