Described is a compound having at least one acrylate monomer, said monomer including at least one pendant group of the structure —O—CH(R
f
)(R
f
′), wherein R
f
is a straight chain or branched perfluoroalkyl group with five or less carbon atoms, and R
f
′ is a branched perfluoroalkyl group with three to five carbon atoms; and a method of reducing the surface tension of a liquid by adding a compound of the invention to the liquid. Also described is a composition that includes a compound of the invention in an aqueous solution or dispersion; a method of treating a substrate to render it oil-and/or water-repellent that includes treating a substrate with a composition of the invention; a method of coating an electrical device that includes applying a composition of the invention; a method of coating optical fibers that includes applying a composition of the invention; and an article that includes a substrate treated with a composition of the invention.
所述化合物具有至少一种丙烯酸酯单体,所述单体包括至少一个结构为-O-CH(R
f
)(R
f
′)结构的至少一个悬垂基团,其中 R
f
是具有五个或更少碳原子的直链或支链全氟烷基,而 R
f
′是具有三至五个碳原子的支链全氟烷基;以及一种通过向液体中加入本发明化合物来降低液体表面张力的方法。还描述了一种组合物,该组合物包括水溶液或分散液中的本发明化合物;一种处理基底使其具有憎油性和/或憎水性的方法,该方法包括用本发明组合物处理基底;一种涂覆电气设备的方法,该方法包括涂覆本发明组合物;一种涂覆光纤的方法,该方法包括涂覆本发明组合物;以及一种物品,该物品包括用本发明组合物处理过的基底。
Described is a compound having at least one acrylate monomer, said monomer including at least one pendant group of the structure -O-CH(Rf)(Rf''), wherein R¿f? is a straight chain or branched perfluoroalkyl group with five or less carbon atoms, and Rf'?'¿ is a branched perfluoroalkyl group with three to five carbon atoms; and a method of reducing the surface tension of a liquid by adding a compound of the invention to the liquid. Also described is a composition that includes a compound of the invention in an aqueous solution or dispersion; a method of treating a substrate to render it oil- and/or water-repellent that includes treating a substrate with a composition of the invention; a method of coating an electrical device that includes applying a composition of the invention; a method of coating optical fibers that includes applying a composition of the invention; and an article that includes a substrate treated with a composition of the invention.