FIBER AND FILAMENT WITH ZINC SULFIDE DELUSTERANT.

摘要

A process for producing yarn, fiber or filament with substantially improved whiteness, reduced yellowness, reduced abrasiveness, reduced static and softer hand includes melt-blending a masterbatch of zinc sulfide and a polyester with a fiber-forming polyester followed by melt-spinning the blend. The invention additionally provides for polyester yarn, fiber, or filament produced by the process.