Partially fluorinated lubricants for solid surfaces

摘要: Disclosed is a lubricant for solid surfaces, especially skis, comprising partially fluorinated compound of formula RF-(A)a-(O)b-(B)c-(D)d-(RF)e, wherein RF represents perfluorinated radical F(CF2)n-, n number between 1 and 20, A C1-C30 alkylene, preferably C1-C18 B arylene having 6 to 14 C atoms or saturated unsaturated monocyclic polycyclic hydrocarbon 3 30, 18, atoms, D hydrogen alkyl, zero 1, b, c, d represent zero, 2, e provided that b c do not simultaneously zero.