发明名称 PROCESS FOR PREPARING POLYBENZAZOLE FIBERS BY REMOVING POLYPHOSPHORIC ACID.
摘要 <p>The present invention relates to polybenzazaole (PBZ) fibers and processesfor removing polyphosphoric acid from a polybenzazole dope filament. The inventionfurther relates to yarns, fabrics, and articles incorporating fibers of thisinvention, and processes for making such yarns, fabrics, and articles.</p>
申请公布号 MX2007000642(A) 申请公布日期 2007.03.07
申请号 MX20070000642 申请日期 2005.07.20
申请人 E.I. DU PONT DE NEMOURS AND COMPANY 发明人 KIU-SEUNG LEE
分类号 D01F6/74 主分类号 D01F6/74
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