发明名称 processo para preparação de trama não-trançadas feita a partir de fibras franzidas de múltiplos componentes e tecido sendo uma trama não-trançada feita a partir de fibras franzidas de múltiplos componentes.
摘要 <p>The present invention provides continuously crimped propylene polymer nonwoven fabrics as well as processes for forming crimped multicomponent propylene polymer fibers by melt-attenuating extruded multicomponent fibers with heated or unheated air wherein the fibers spontaneously crimp without the need for additional heating and/or stretching steps.</p>
申请公布号 BR9915216(B1) 申请公布日期 2010.06.01
申请号 BR19999915216 申请日期 1999.11.12
申请人 发明人 JAMES RICHARD NEELY;DARRYL FRANKLIN CLARK;TY JACKSON STOKES;CHAD MICHAEL FREESE;REBECCA WILLEY GRIFFIN
分类号 D02J1/20;D04H3/16;D01D5/08;D01F8/06;D04H3/007;D04H3/147 主分类号 D02J1/20
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