Aqueous solutions containing from 0.001 to 1% of a surfactant composed of at least one compound of the formula ##EQU1## wherein R.sub.f is a straight chain fluorocarbon radical of 6 to 16 carbons, n is 0 or 1, and Q.sup.+ is derived from a water-soluble tertiary amine, Q having from 3 to 6 carbon atoms and up to 3 oxygen atoms as oxa or hydroxy groups and having surface tension less than 25 dynes/cm, are disclosed.
本发明揭示了含有0.001至1%的表面活性剂的
水溶液,该表面活性剂由至少一个式子##EQU1##的化合物组成,其中R.sub.f是由6到16个碳组成的直链
氟碳基,n为0或1,Q.sup.+源自
水溶性三级胺,Q具有3至6个碳原子和最多3个氧原子作为氧杂环或羟基基团,并且具有表面张力小于25 dynes/cm。