Title:
METHODS FOR MANUFACTURING POLYETHYLENE TEREPHTHALATE YARN AND CAR MAT
Document Type and Number:
WIPO Patent Application WO/2018/135714
Kind Code:
A2
Abstract:
The present invention relates to a method for manufacturing a polyester terephthalate yarn with improved abrasion resistance by melting, spinning, stretching, and then winding a polyethylene terephthalate chip with improved viscosity through liquid-phase polymerization or solid-phase polymerization. In addition, a car mat with improved abrasion resistance comprising a polyethylene terephthalate yarn manufactured by the manufacturing method can be provided.
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Inventors:
KIM CHON KI (KR)
KIM MOO SONG (KR)
KIM JONG MIN (KR)
KWON YONG CHUL (KR)
OK YOUNG JIN (KR)
KIM MOO SONG (KR)
KIM JONG MIN (KR)
KWON YONG CHUL (KR)
OK YOUNG JIN (KR)
Application Number:
PCT/KR2017/007154
Publication Date:
July 26, 2018
Filing Date:
July 05, 2017
Export Citation:
Assignee:
HYOSUNG CORP (KR)
International Classes:
D01F6/62; C08G63/183; C08G63/78; C08G63/80; C08L67/03; D01D5/098
Attorney, Agent or Firm:
KIM, Hong-Gyun (KR)
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