| 摘要 |
PURPOSE: A method for fabricating thermal resistant poly lactic acid fiber is provided to ensure excellent strength and creep rate and to be applied to interior materials of automobiles. CONSTITUTION: A method for fabtricating thermal resistant poly lactic acid comprises: a step of mixing 50-90 wt% of L-type poly lactic acid, 5-30 wt% of D-type poly lactic acid, and 5-20 wt% of polyester and spinning at 200-250°C; and a step of extending spun undrawn yarn and performing thermal treatment.
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