To provide elastic fabric that has comfortable wear and fit even in thin and light fabric by using a high-powered polyurethane elastic fiber that has at least 1.5 times the active force and recovery per unit fineness at the time of 100 to 200% elongation compared to conventional polyurethane elastic fiber. RESOLUTION MEANS An elastic fabric comprising a polyurethane elastic fiber made of a polyol, with a molecular weight between 450 and 1600 with a ratio of weight average molecular weight to number average molecular weight of at least 1.8, an organic diisocyanate compound, and a diamine compound.
申请公布号
WO2012166504(A2)
申请公布日期
2012.12.06
申请号
WO2012US39306
申请日期
2012.05.24
申请人
TORAY OPELONTEX CO., LTD.;INVISTA TECHNOLOGIES S.A.R.L.;ITOH, SHINGO;TANAKA, TOSHIHIRO;LIU, HONG