A flame retardant polyester fiber for artificial hair, which is obtained by melt spinning a composition as a mixture of 100 parts by weight of (A) a polyester made of one or more of polyalkylene terephthalate and a copolymer polyester comprising polyalkylene terephthalate as a main component with 5
A flame retardant polyester fiber for artificial hair, which is obtained by melt spinning a composition as a mixture of 100 parts by weight of (A) a polyester made of one or more of polyalkylene terephthalate and a copolymer polyester comprising polyalkylene terephthalate as a main component with 5 to 30 parts by weight of (B) a brominated epoxy flame retardant. The present invention also relates to the polyester fiber for artificial hair which has at least one modified cross-section, is a mixture with a fiber having a modified cross-section, and has a mixing ratio of the fiber having a round cross-section to the fiber having a modified cross-section is 8:2 to 1:9, and to the flame retardant polyester fiber for artificial hair which further comprises a hydrophilic fiber treating agent attached thereto, and thus has excellent smooth feeling, combing properties, and flame retardance.
대표청구항▼
The invention claimed is: 1. A hair product comprising flame retardant polyester fiber and 60% or less of human hair, the fiber comprising 100 parts by weight of (A) a polyester made of one or more of polyalkylene terephthalate or copolymer polyester, which comprises polyalkylene terephthalate as a
The invention claimed is: 1. A hair product comprising flame retardant polyester fiber and 60% or less of human hair, the fiber comprising 100 parts by weight of (A) a polyester made of one or more of polyalkylene terephthalate or copolymer polyester, which comprises polyalkylene terephthalate as a main component, and 5 to 30 parts by weight of (B) a brominated epoxy flame retardant having a repeating unit represented by wherein the hair product is selected from a wig, a hair wig and a hair extension. 2. The hair product according to claim 1, wherein the component (B) is (B1) a brominated epoxy flame retardant having a number average molecular weight of 20,000 or more and is represented by the following general formula (1), and the fiber surface has minute projections (wherein m represents 0 to 150). 3. The hair product according to claim 1, wherein the component (A) is a polyester made of at least one polymer selected from the group consisting of polyethylene terephthalate, polypropylene terephthalate, and polybutylene terephthalate. 4. The hair product according to claim 1 or 3, wherein the component (B) is at least one flame retardant selected from the group consisting of brominated epoxy flame retardants represented by the general formulas (2) to (4): wherein m represents 0 to 29, wherein R1 represents a C1-10 alkyl group, and n represents 0 to 100, and x represents 0 to 4, wherein R2 represents a C1-10 alkyl group, p represents 0 to 100, and y represents 0 to 4. 5. The hair product according to claim 1 or 2, wherein the component (B1) is at least one flame retardant selected from the group consisting of brominated epoxy flame retardants represented by the general formulas (5) to (7): wherein m represents 30 to 150, wherein R1 represents a C1-10 alkyl group, and n represents 30 to 100, and x represents 0 to 4, wherein R2 represents a C1-10 alkyl group, p represents 30 to 100, and y represents 0 to 4. 6. The hair product according to claim 2 or claim 3, wherein the projections on the fiber surface which obtained as Rz ten point average roughness have a range of 0.5 to 2.0 μm. 7. The hair product according to claim 1, 2 or 3, which is formed from a composition obtained by further mixing the components (A) and (B) with at least one member selected from the group consisting of organic fine particles (C) and inorganic fine particles (D), and has minute projections on the fiber surface. 8. The hair product according to claim 7, wherein the component (C) is at least one member selected from the group consisting of a polyarylate, polyamide, fluororesin, silicone resin, crosslinked acrylic resin, and crosslinked polystyrene. 9. The hair product according to claim 7, wherein the component (D) is at least one member selected from the group consisting of calcium carbonate, silicon oxide, titanium oxide, aluminium oxide, zinc oxide, talc, kaolin, montmorillonite, bentonite, and mica. 10. The hair product according to claim 1, 2, or 3, which has at least one modified cross-section selected from the group consisting of shapes of an ellipse, crossed circles, a cocoon, a potbelly, a dog bone, a ribbon, three to eight leaves, and a star. 11. The hair product according to claim 10, wherein the fiber cross-section has a shape with two or more circles or flat circles lapped or brought into contact with each other. 12. The hair product according to claim 10, wherein the fiber cross-section has a shape of three to eight leaves, and the fiber is a modified cross-section fiber having a degree of modification represented by the expression (1) of 1.1 to 8 Degree of modification=(Circumscribed circle diameter of monofilament cross-section)/(Inscribed circle diameter of monofilament cross-section) (Expression 1). 13. The hair product according to claim 10, wherein the fiber cross-section has a flatness ratio of 1.2 to 4. 14. The hair product according to claim 10, wherein the flame retardant polyester fiber is a mixture of a fiber having a round cross-section with a fiber having at least one modified cross-section selected from the group consisting of shapes of an ellipse, crossed circles, a cocoon, a potbelly, a dog bone, a ribbon, three to eight leaves, and a star, wherein the mixing ratio of the fiber having a round cross-section to the fiber having a modified cross-section is 8:2 to 1:9. 15. The hair product according to claim 1, 2 or 3, further comprising (E) a hydrophilic fiber treating agent attached to the fiber. 16. The hair product according to claim 15, wherein the component (E) is at least one member selected from the group consisting of a polyether compound, fatty acid ester compound, organic amine, organic amide, organic fatty acid ester, organic amine salt, organic ammonium salt, organic pyridium salt, organic ammonium salt, organic pyridinium salt, organic picolinium salt, organic fatty acid salt, resinate, organic sulfonate, organic succinate, organic monosuccinate, organic carboxylate, organic sulfate, and organic phosphate. 17. The hair product according to claim 15, wherein the component (E) is at least one member selected from the group consisting of polyoxyalkylene alkyl ether, polyoxyalkylene alkenyl ether, and polyoxyalkylene aryl ether, and their random copolymer polyethers, polyoxyalkylene alkylaryl ether, polyoxyalkylene alkyl ester, polyoxyalkylene alkenyl ester, and polyoxyalkylene alkylaryl ester. 18. The hair product according to claim 15, wherein the component (E) is at least one member selected from the group consisting of an ethylene oxide-propylene oxide random copolymer polyether with molecular weight MW: 15,000 to 50,000, polyethylene oxide with molecular weight MW: 100 to 1,000, and polypropylene oxide with molecular weight MW: 100 to 1,000. 19. The hair product according to claim 18, wherein the component (E) is attached to the fiber at a weight ratio of 0.01% to 1%. 20. The hair product according to claim 1, 2 or 3, which is in the form of a non-crimped fiber. 21. The hair product according to claim 1, 2 or 3, wherein the fiber is spun dyed. 22. The hair product according to claim 1, 2 or 3, wherein the fiber has a monofilament size of 30 to 80 dtex. 23. The hair product according to claim 1, further comprising at least one of modacrylic fiber, polyvinyl chloride fiber and nylon fiber. 24. The hair product according to claim 1, wherein the hair product comprises at least 20 wt % of human hair.
Matsui Masao (Takatsuki JPX) Okamoto Kazuo (Osaka JPX) Naruse Tutomu (Osaka JPX), Pile articles with attenuated upper portion and a method for producing the same.
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