CPC D01D 5/253 (2013.01) [D01F 6/38 (2013.01); A41G 3/0083 (2013.01); D10B 2503/08 (2013.01)] | 9 Claims |
1. An acrylic fiber for artificial hair comprising an acrylic copolymer,
wherein the acrylic fiber has a fiber cross section comprising 2 or more and 4 or less T-shaped protrusions that extend radially from a central portion, and each of the T-shaped protrusions has an arc-shaped upper side that bulges in a direction away from the central portion,
wherein a circumradius of the fiber cross section is 40.0 μm or more and 60.0 μm or less, a distance between adjacent end portions of corresponding upper sides of adjacent T-shaped protrusions is 3.0 μm or more and 60.0 μm or less, and an axial width is 10.0 μm or more, and a torsional rigidity of the acrylic fiber is 0.30 mg·cm2 or more and 2.0 mg·cm2 or less.
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