申请人:Allied Chemical Corporation
公开号:US04219625A1
公开(公告)日:1980-08-26
As an additive imparting oil and water repellency, durable against laundering and abrasion, to PET fibers: a partially or fully acylated polyol, especially pentaerythritol, glycerol, hydroquinone or ethylene glycol, acylated with a phthalic or terephthalic monoester having a perfluorinated alkyl or alkoxyalkyl C.sub.2 to C.sub.20 radical, especially C.sub.5 to C.sub.10 n-alkyl or (CF.sub.2).sub.n OR.sub.f where R.sub.f is C.sub.1 to C.sub.6 perfluoroalkyl, especially perfluoroisopropyl and (CF.sub.2).sub.n is a straight chain C.sub.2 to C.sub.10 diradical.
作为一种添加剂,对PET纤维赋予油和水的抗性,耐洗涤和耐磨性:部分或完全酰化的多元醇,特别是对五羟基戊四醇,甘油,对苯二酚或乙二醇进行酰化,酰化剂为邻苯二甲酸或对苯二甲酸单酯,具有全氟烷基或烷氧基烷基C.sub.2至C.sub.20基团,特别是C.sub.5至C.sub.10正烷基或(CF.sub.2).sub.n OR.sub.f,其中R.sub.f是C.sub.1至C.sub.6全氟烷基,特别是全氟异丙基,(CF.sub.2).sub.n是直链C.sub.2至C.sub.10双基。