Resin for Thermoplastic Polyurethane Yarn Comprising Silica Nanopowder and Method for Producing Thermoplastic Polyurethane Yarn Using the Same

摘要

The present invention relates to a resin for a thermoplastic polyurethane yarn, comprising: thermoplastic polyurethane; and silica nanopowder. The present invention also relates to a method for producing a thermoplastic polymer yarn having a thickness of 50 denier or less by use of silica nanopowder having a particle size of 5-30 nm as a thickener. The thermoplastic polyurethane resin according to the present invention has desired processability and physical properties.