Fluorine-containing water-repellent composition

A composition comprising components (A) and (B) and optionally at least one of components (C) and (E):

• (A) a polyacrylate obtained in the polymerisation of monomers
• (M1) CH2═CR3COO—R1
• (M2) CH2═CR3COO—R2
• (M3) CH2═CR6COO—Y—RF and optionally
• (M4) CH2═CR3—X—R4;
• (B) a wax;
• (C) a blocked isocyanate;
• (D) an organic polysiloxane;
• (E) a melamine resin;
• wherein
• R1 is an alcohol moiety in (meth)acrylate monomer (M1) containing from 1 to 8 carbon atoms;
• R2 is an alcohol moiety in (meth)acrylate monomer (M2) containing from 9 to 40 carbon atoms;
• RF—Y is an alcohol moiety in (meth)acrylate monomer (M3), wherein
• Y is —(CH2)m—, wherein m is an integer in a range of from 1 to 10;
• and
• RF is CXF2X+1, wherein x is an integer in a range of from 1 to 12;
• R6 is selected from the group consisting of H, CH3, Cl, and F;
• R3 in monomer (M1), (M2) and (M4) is independently selected from the group consisting of H, CH3, and C2H5;
• X in monomer (M4) is COO or CONH;
• R4 is glycidyl or CH2(CH2)n—OR5, wherein n is an integer in a range of from 1 to 10 and R5 is H or a residue containing from 1 to 6 carbon atoms;
• and wherein the composition comprises water and/or an organic solvent,
• wherein the composition comprises from
• 5 to 90% by weight of (A);
• 5 to 90% by weight of (B);
• 0 to 40% by weight of a blocked isocyanate (C);
• 0 to 40% by weight of an organic polysiloxane (D);
• 0 to 40% by weight of a melamine resin (E);
• 0.1-90% by weight of water and/or the organic solvent;
• based on a total amount of the composition (=100% by weight),
• wherein (D) is present.