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    • 86. 发明公开
    • 폴리트리메틸렌 테레프탈레이트 중공 복합 단섬유 및 이의제조 방법
    • 聚对苯二甲酸乙二醇酯中空复合胶带纤维及其生产方法
    • KR1020060022643A
    • 2006-03-10
    • KR1020057018869
    • 2004-06-22
    • 솔로텍스 가부시끼가이샤
    • 야마다도시히로
    • D01F8/14D01D5/24D01F6/84D01D5/30
    • D01F8/14Y10T428/2904Y10T428/2913D01D5/24D01D5/30D01F6/84D10B2331/04
    • The polytrimethylene terephthalate hollow composite staple fibers exhibiting a latent crimping property and high bulkiness and elastic recovery and useful for nonwoen, woven and knitted fabrics and cushioning materials, have a hollow side-by-side or core-in- sheath type structure formed from two polytrimethylene terephthalate resin components one of which has an intrinsic viscosity of 0.50 to 1.40 dl/g and other one of which has an intrinsic viscosity of 0.40 to 1.30 dl/g and 0.1 to 0.5 dl/g below that of the former, and having a hollow part with a cross-sectional area of 2 to 15 % of the total cross- sectional area, and exhibit, after the hollow composite staple fibers are formed into a web having a basis weight of 30 g/m2, and the web is heated at 120°C for 10 minutes to cause the web to freely shrink, an area thermal shrinkage of 30 to 70 % based on the original area of non-heated web.
    • 具有潜在卷曲性和高蓬松性和弹性恢复性的聚对苯二甲酸丙二醇酯中空复合短纤维,用于非织造,编织和针织织物和缓冲材料,具有由两个形成的中空的并排或芯鞘型结构 聚对苯二甲酸丙二醇酯树脂成分,其特性粘度为0.50〜1.40dl / g,其中特性粘度为0.40〜1.30dl / g,比前者的特性粘度为0.1〜0.5dl / g, 中空部分的横截面积为总横截面积的2至15%,并且在中空复合短纤维形成为基重为30g / m 2的幅材之后展示,并且将幅材加热 在120℃下加热10分钟,使纤维网自由收缩,基于非加热幅材的原始面积的面积热收缩率为30〜70%。