| abstract |
Oil, water and dirt-repellent substrates from the group of native and synthetic textiles and their mixtures, leather, mineral substances, thermoplastic and thermosetting polymers and paper contain fluorine-containing agents that contain two components A and B.n n n a) Perfluoralkylgruppen enthaltende (Meth)acrylate n n C n F 2n+1 -X-O-CO-CR¹=CH₂ (I), n n b) Monomere aus der Gruppe von Styrol, Acrylnitril, Vinylacetat, Vinylpropionat und Monomeren n n CH₂=CR⁴-CO-OR⁵ (II), n n c) Monomeren und d) Monomere n n CH₂=CR¹¹COO-CH₂CH₂N(R⁹,R¹⁰) (IVa) n noder in quaternisierter Form n n [CH₂=CR¹¹-COO-CH₂CH₂N(R⁹R¹⁰R¹²)] ⊕ Y ⊖ (IVb) n noder in N-oxidierter Formn oder der Formel n n CH₂=CR¹³-COO ⊖ Z ⊕ (V). n n Component A is a fluorine-containing acrylic copolymer with the following comonomers: a) Perfluoroalkyl group-containing (meth) acrylates C n F 2n + 1 -XO-CO-CR¹ = CH₂ (I), b) monomers from the group of styrene, acrylonitrile, vinyl acetate, vinyl propionate and monomers CH₂ = CR⁴-CO-OR⁵ (II), c) monomers and d) monomers CH₂ = CR¹¹COO-CH₂CH₂N (R⁹, R¹⁰) (IVa) or in quaternized form [CH₂ = CR¹¹-COO-CH₂CH₂N (R⁹R¹⁰R¹²)] ⊕ Y ⊖ (IVb) or in N-oxidized form or the formula CH₂ = CR¹³-COO ⊖ Z ⊕ (V). n n n Component B is a fluorine-free poly (meth) acrylate made from comonomers CH₂ = CHR¹⁴-COO-R¹⁵ (VI). n n n 0 to 20 wt .-% of the comonomer (VI) can by comonomers from the group of vinyl acetate, styrene, acrylonitrile, hydroxyethyl (meth) acrylate, hydroxypropyl (meth) acrylate, glycidyl (meth) acrylate, (meth) acrylamide , N-methylol- (meth) acrylamide and N-methoxymethylol- (meth) acrylamide can be replaced.n n n The weight ratio of A to B is 1:25 to 10: 1.n n n Substituents and indices are mentioned in the description. |