Low-viscosity high-elasticity polyester filament

• Main Author: CHEN YOULIANG
• Format: Patent
• Language: Chinese; English
• Published: 17.09.2014
• Subjects: CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, ORYARNS; MECHANICAL FINISHING OF YARNS OR ROPES; TEXTILES; WARPING OR BEAMING; YARNS; YARNS OR THREADS

The utility model discloses a low-viscosity high-elasticity polyester filament. The low-viscosity high-elasticity polyester filament comprises a polyester high-elasticity yarn body. The cross section of the polyester filament is round or regularly polygonal. The single polyester filament comprises first polyester yarn and second polyester yarn. The polyester filament is formed by winding the first polyester yarn and the second polyester yarn. The surface of the first polyester yarn is provided with first sharp corner bodies. The surface of the second polyester yarn is provided with second sharp corner bodies. The first sharp corner bodies and the second sharp corner bodies are mutually meshed. When the low-viscosity high-elasticity polyester filament is used, the surface of the first polyester yarn is provided with the first sharp corner bodies and the surface of the second polyester yarn is provided with the second sharp corner bodies, the first sharp corner bodies and the second sharp corner bodies have the