Awọn eerun igi polyester (polyethylene terephthalate) jẹ polymerized lati inu terephthalic acid (PTA) ti a ti tunṣe ati ethylene glycol.Irisi jẹ granular iresi, ati pe ọpọlọpọ awọn oriṣiriṣi wa (gbogbo ina, ina idaji, ina nla, cationic, iparun yii).Ninu agbasọ ọja o...
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