Shaped Cross-section Dope-dyed Meta-Aramid Fiber and Method for producing the same

摘要

A dope-dyed yarn of the present invention is a modified cross-section meta-aramid dope-dyed yarn having excellent strength and durability by controlling a shape of a fiber. More specifically, the present invention relates to a modified cross-section meta-aramid dope-dyed yarn formed by comprising: a sheath portion formed of a pigment polymeric mixture of meta-aramid dope and pigment; and a core portion formed of meta-aramid dope.