发明名称 Improvements in process for preparing water-dispersible polyester fiber
摘要 Water-dispersible polyester fiber whose water-dispersibility is improved, and precursor filament tow are prepared by an improved process involving treatment of undrawn polyester filaments with a very small amount of caustic, when freshly-extruded, in a spin-finish.
申请公布号 US5145622(A) 申请公布日期 1992.09.08
申请号 US19890420455 申请日期 1989.10.12
申请人 E. I. DU PONT DE NEMOURS AND COMPANY 发明人 SHIFFLER, DONALD A.
分类号 D01F6/62;D01F11/04;D06M11/38 主分类号 D01F6/62
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