TRIAZOLE-CONTAINING FLUORINATED POLYMERS

摘要

A copolymer for imparting repellency and stain resistance to substrates is disclosed of Formula 1 [R_f -X₁-A-X₁-Y-C(O)-CZCH₂]m-[W_q]p Formula 1 wherein R_f is a straight or branched perfluoroalkyl group having from about 2 to about 20 carbon atoms, or a mixture thereof, which is optionally interrupted by at least one oxygen atom, each X₁ is independently an organic divalent linking group having from about 1 to about 20 carbon atoms, optionally containing a triazole, oxygen, nitrogen, or sulfur, or a combination thereof., A is a 1, 2, 3-triazole, Y is O or N(R)₂ wherein R is H or C₁ to C₂₀ alkyl, Z is H, a straight or branched alkyl group having from about 1 to about 4 carbon atoms, or halide, m is a positive integer, q is zero or a positive integer, p is zero or a positive integer, and W is insert W here wherein X₁, Y, and Z are as defined above, Rx is C(O)O(R¹), C(O)N(R²)₂, OC(O)(R¹), SO₂(R¹), C₆(R³)₅, O(R¹), halide, or R¹; each R¹ is independently H, C_NH_2n+1, C_nH_2n-CH(O)CH₂, [CH₂CH₂O]_iR⁴, [C_nC_2n]N(R⁴)₂ or [C_nH_2n]C_nF_2n+1, n is 1 to 40, R⁴ is H or C_sH_2s+1, s = 0 to 40, i = 1 to 200, each R² is independently H, or C_tH_2t+1 wherein t is 1 to 20, each R³ is independently H, COOR¹, halogen, N(R¹)₂, OR¹, SO₂NHR₁, CH=CH₂, or SO₃M, M is H, alkali metal salt, alkaline earth metal salt, or ammonium.