Acrylic fiber for artificial hair, method for manufacturing said fiber, and headdress product containing said fiber

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12031239
APP PUB NO 20210140071A1
SERIAL NO

17152916

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An acrylic fiber for artificial hair includes an acrylic copolymer obtained by copolymerizing acrylonitrile, vinyl chloride and/or vinylidene chloride, and a sulfonic acid group-containing vinyl monomer; and an organic solvent that can dissolve the acrylic copolymer, where the organic solvent is present in an amount of 0.1 to 3% by mass with respect to the total mass of the acrylic fiber for artificial hair. The acrylic fiber for artificial hair has an average surface roughness of 5900 μm2 or less in an area of 40 μm long and 80 μm wide of the side surface of the fiber.

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Patent Owner(s)

Patent OwnerAddress
KANEKA CORPORATIONOSAKA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anahara, Masaru Hyogo, JP 7 1
Kano, Aki Hyogo, JP 6 3
Noishiki, Ryohei Hyogo, JP 4 1
Okamoto, Akihiro Hyogo, JP 56 312
Shinomiya, Hiroki Hyogo, JP 2 0
Tamura, Masanobu Hyogo, JP 18 148
Yoshimura, Satoru Hyogo, JP 14 25

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