graded-density spun polyester
flame-resistant polyester resin
alkylated polyester hyperdispersant
carbonic acid polyester
Cationic dyeable polyester
阳离子染料可染涤纶
阳离子可染聚酯
阳离子染料可染聚酯
high reactivity polyester resin
corbonic acid polyester
Cationic Polyester Fiber
big twill polyester peach