Polyester fiber for artificial hair, process for producing same, and hair ornament product including same
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United States of America Patent
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Jun 18, 2019
Grant Date -
Feb 1, 2018
app pub date -
Oct 10, 2017
filing date -
Apr 10, 2015
priority date (Note) -
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Abstract
A polyester-based fiber for artificial hair includes a polyester-based resin composition, wherein the polyester-based resin composition includes: 100 parts by weight of a polyester resin; 5 to 40 parts by weight of a brominated epoxy-based flame retardant; 0.05 to 3 parts by weight of a polyester resin molecular weight modifier; and 0.2 to 3 parts by weight of a phosphite-based compound, and wherein the polyester resin is one or more selected from the group consisting of polyalkylene terephthalate and a copolymerized polyester including polyalkylene terephthalate. A method for producing the polyester-based fiber for artificial hair includes melt kneading the polyester resin composition and melt spinning the polyester resin composition after the melt kneading into yarns. A hair ornament product includes the polyester-based fiber.
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