Processing agent for synthetic short fibers, polyester type short fibers and production method thereof

摘要

To provide a processing agent for synthetic short fibers, which has good solubility at the time of preparation of emulsion, less foaming of milky lotion and less occurrence of yarn breakage at the time of stretching while preserving environmental waters, , And a process for producing polyester type short fibers using the treating agent for synthetic short fibers.SOLUTION: A treating agent for synthetic short fibers containing a specific glyceride derivative and having a P element content of 0.5 mass% or less was used.Selection drawing None