The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2025
Filed:
Mar. 18, 2019
Applicant:
Denka Company Limited, Tokyo, JP;
Inventors:
Atsushi Horihata, Kamakura, JP;
Masamichi Kanaoka, Kamakura, JP;
Masashi Kume, Tokyo, JP;
Atsushi Takei, Kamakura, JP;
Assignee:
DENKA COMPANY LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 27/06 (2006.01); C08L 25/12 (2006.01); D01F 6/48 (2006.01); D01F 6/54 (2006.01); D01F 6/56 (2006.01); A41G 3/00 (2006.01);
U.S. Cl.
CPC ...
C08L 27/06 (2013.01); C08L 25/12 (2013.01); D01F 6/48 (2013.01); D01F 6/54 (2013.01); D01F 6/56 (2013.01); A41G 3/0083 (2013.01); D10B 2503/08 (2013.01);
Abstract
A fiber for artificial hair, the fiber containing 50 parts by mass or more and 95 parts by mass or less of a vinyl chloride-based resin and 5 parts by mass or more and 50 parts by mass or less of a vinyl-based copolymer resin, in which the vinyl-based copolymer resin contains 60% by mass or more and less than 70% by mass of a styrene-based monomer unit and more than 30% by mass and 40% by mass or less of an acrylonitrile-based monomer unit on the basis of the entire vinyl-based copolymer resin.