Title:
FALSE TWIST YARN AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2008/007682
Kind Code:
A1
Abstract:
A false twist composed of single fibers comprising a polyester ingredient consisting
mainly of polytrimethylene terephthalate. The false twist yarn satisfies all
of the following requirements: (1) the degree of shrinkage through a 98°C
20-minute wet heat treatment is 5% or lower; (2) the ratio of the degree of shrinkage/expansion
through a 90°C 15-minute dry heat treatment (TS) to the degree of shrinkage/expansion
through a 90°C 20-minute wet heat treatment (WS), TS/WS, is 0
Inventors:
DATE, Hiroaki (Toray Industries Inc., 1-1, Oe 1-chome, Otsu-sh, Shiga 41, 5202141, JP)
伊達 寛晃 (〒41 滋賀県大津市大江１丁目１番１号 東レ株式会社 瀬田工場内 Shiga, 5202141, JP)
伊達 寛晃 (〒41 滋賀県大津市大江１丁目１番１号 東レ株式会社 瀬田工場内 Shiga, 5202141, JP)
Application Number:
JP2007/063782
Publication Date:
January 17, 2008
Filing Date:
July 11, 2007
Export Citation:
Assignee:
TORAY INDUSTRIES, INC. (1-1 Nihonbashi-Muromachi 2-chome, Chuo-ku Tokyo, 66, 1038666, JP)
東レ株式会社 (〒66 東京都中央区日本橋室町２丁目１番１号 Tokyo, 1038666, JP)
DATE, Hiroaki (Toray Industries Inc., 1-1, Oe 1-chome, Otsu-sh, Shiga 41, 5202141, JP)
東レ株式会社 (〒66 東京都中央区日本橋室町２丁目１番１号 Tokyo, 1038666, JP)
DATE, Hiroaki (Toray Industries Inc., 1-1, Oe 1-chome, Otsu-sh, Shiga 41, 5202141, JP)
International Classes:
D02G3/02; D02G1/00; D02G1/06; D03D27/00