发明名称 MOLEKULARORIENTIEREND VERSTRECKBARE FILAMENTE ODER FASERN AUS POLYESTER, VERFAHREN ZU IHRER HERSTELLUNG SOWIE IHRE VERWENDUNG
摘要 Filaments of polyester or fibres produced therefrom drawable with molecular orientation and having a double refraction of from 0.004 to approximately 0.12 and an individual denier of less than 2.5 dtex. In a process for the production such filaments undrawn filaments are permanently plastically extended while being passed through a water bath kept at a temperature of from 93 to 100 DEG C and are then extended in a ratio of at least 1:3. The take-off rate is not more than 2500 metres per minute. Such filaments can be used in the production of bulky mixed fibre yarns and non-woven fabrics.
申请公布号 DE2824500(A1) 申请公布日期 1979.12.13
申请号 DE19782824500 申请日期 1978.06.03
申请人 AKZO GMBH 发明人 STAPP,HANS
分类号 D01F11/08;D01F6/62;D02G1/18;D04H1/42;D04H1/435;D04H1/55;D04H3/011;D04H3/16;(IPC1-7):D01D5/12 主分类号 D01F11/08
代理机构 代理人
主权项
地址