JP2000087013A5 - - Google Patents

Claims (6)

The water / oil repellent composition comprising a phosphate ester compound represented by the following formula 1 as an essential component includes a fluorine-containing compound represented by the following formula 2 and / or a fluorine-containing surfactant containing no phosphorus atom. A water / oil repellent composition.
However, the symbols in the formulas have the following meanings.
R ^f1 and R ^f2 : ^{Polyfluoroalkyl} groups which may be the same or different.
m: An integer of 1 to 3.
n: An integer of 0-2. However, (m + n) is 1, 2, or 3.
k: 0 or 1.
Q: Divalent organic group.
Y ⁺ : counter ion.
X: a hydroxyl group, a halogen atom, R ¹ or —OCOR ² (wherein R ¹ and R ² each represent a hydrogen atom, a lower alkyl group, or an alkenyl group).

  2. The total amount of the fluorine-containing compound represented by the following formula 2 and / or the fluorine-containing surfactant not containing a phosphorus atom is 0.01 to 20% by weight based on the phosphate compound represented by the formula 1. The water / oil repellent composition described in 1. Y ⁺ represents [HN (R ¹ ) (R ² ) (R ³ )] ⁺ (wherein R ¹ , R ² , and R ³ may be the same or different, and each represents a hydrogen atom,- 3 represents CH ₂ CH ₂ OH, —CH ₂ CH ₂ CH ₂ OH, —CH (CH ₃ ) CH ₂ OH, or —CH ₂ CH (OH) CH ₃ ). Water / oil repellent composition . Water and oil repellent composition according to claim 1, 2 or 3 fluorine-containing surface active agent which does not include a phosphorus atom is a compound represented by the following formula 3.
R ^f3 −Z Formula 3
However, the symbols in the formulas have the following meanings.
R ^f3 : a perfluoroalkyl group having 4 to 16 carbon atoms.
_{^{Z: -SO 3 - M +,}} -SO 2 NR 4 CH 2 COO - M +, -COO - (N + H 4), - CONH (CH 2) s COO - M +, -CONH (CH 2) t N ⁺ (CH ₃ ) R ⁴ (CH ₂ COO ⁻ ), —CONH (CH ₂ ) _t N ⁺ (CH ₃ ) ₂ (CH ₂ COO ⁻ ), —CONH (CH ₂ ) _s O (CH ₂ ) _t N ⁺ (CH ₃ ) (CH ₂ R ⁴ ) (COO ⁻ ), —SO ₂ NR ⁴ (CH ₂ CH ₂ O) _u R ⁴ , —CONH (CH ₂ ) _t (N → O) (CH ₃ ) ₂ , _{-CONH (CH 2 CH 2 O)} u R 4, - (CH 2) s (CH 2 CH 2 O) u R 4 or _{-CH 2 CH (OH) CH 2} O (CH 2 CH 2 O) u R, ⁴ (wherein M is Na, K, or NH ₄ , R ⁴ is a hydrogen atom, a lower alkyl group, or a hydroxyalkyl group, s and t are each independently an integer of 0 to 10, u represents an integer of 2 to 30) . Processed paper treated with water and oil repellent composition according to any one of claims 1 to 4. Natural processed leather or synthetic processed leather treated with the water / oil repellent composition according to any one of claims 1 to 4 .