Kaneka Corporation

Seiichi Sakurai

Satoru Harada

Tomokazu Higami

An object of the invention is to provide an artificial hair fiber bundle having a color tone with a gradation appearance at a tip portion thereof. An aspect of the invention is a fiber bundle () for artificial hair, with one end () thereof being bundled and fixed. The fiber bundle includes fibers (A, B) of two or more kinds having color tones different from each other, the fiber bundle being obtained by a heat treatment at a predetermined temperature. The fibers of two or more kinds have heat shrinkage rates different from each other, and a tip portion of the fiber (A) out of the fibers of two or more kinds emerges in a portion () corresponding to the other end of the fiber bundle () which is not bundled and fixed.

Fiber bundle for artificial hair, process for producing fiber bundle for artificial hair, and head decoration product

An artificial hair which is composed of synthetic fibers such as acrylic fibers or vinyl chloride fibers and which is characterized in that the cross section of each fiber has a shape consisting of one major axis and at least two minor axes nearly perpendicular to the major axis and that the single-fiber fineness is 25 to 70 dtex. This artificial hair is soft to the touch and bulky (voluminous) to impart a good feel to hair accessories and exhibits excellent combing properties and braidability, thus giving hair accessories (such as wigs, hairpieces, braids, extension hair and doll hair) which have excellent feel and settability.

Growing community of inventors

Himeji, Japan

Seiichi Sakurai