Title:
COPOLYMERIZATION POLYESTER COMPOSITION
Document Type and Number:
Japanese Patent JP2023152810
Kind Code:
A
Abstract:
To provide a copolymerization polyester composition which has less thread breakage or the like in fiber formation, and achieves, both of color development properties and suppression of dyeing unevenness when being formed into a fiber.SOLUTION: There is provided a copolymerization polyester composition including, as a main repeating unit forming polyester, an ethylene terephthalate unit, and out of a total acid component of polyester, 0.7-1.7 mol% of an isophthalic acid component is copolymerized, and 0.7-3.0 weight% of titanic oxide is included.SELECTED DRAWING: None
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Inventors:
MORIYA KOJIRO
TANAKA YOICHIRO
HAYASHI GEN
TANAKA YOICHIRO
HAYASHI GEN
Application Number:
JP2023039384A
Publication Date:
October 17, 2023
Filing Date:
March 14, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
C08L67/02; C08G63/181; C08G63/66; C08G63/688; C08K3/22; D01F6/84; D01F6/86
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