发明授权
US3560604A Process for making textured polypropylene filaments 失效
制造纤维聚丙烯薄膜的方法

Process for making textured polypropylene filaments
摘要:
TEXTURED POLYPROPYLENE FIBAMENTS ARE PRODUCED BY COLD DRAWING A HIGHLY MELT-DRAWN POLYPROPYLENE FILAMENT AT ROOM TEMPERATURE.
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