发明授权
US3780149A Conjugate spinning process 失效
连接纺丝工艺

Conjugate spinning process
摘要:
CRIMPED FILAMENTS ARE PREPARED BY SUBJECTING TWO STREAMS OF THE SAME POLYMER TO DIFFERENT TEMPERATURE OR SHEAR FORCES AND EXTRUDING THE POLYMER AS SEPARATE STREAMS THROUGH THE SAME SPINNERETTE ORIFICES.
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