RU2000115291A - WET WIPES CONTAINING MONO-ALKYLPHOSPHATE - Google Patents

Claims (40)

1. Wet wipes containing fibrous sheet material and a solution that contains from about 0.01 to about 10 wt. % calculated on the total weight of the above solution of surface-active phosphate ester, which contains monoalkyl phosphate, having the following structural formula:

where R means a saturated or unsaturated hydrocarbon group having an average of 8 to 22 carbon atoms, x means a number of 0-20, and each of Y and Z means hydrogen, alkali metal, ammonium or alkanol amine.  2. The wet wipe of claim 1, wherein the aforementioned fibrous sheet material comprises a nonwoven material.  3. The wet wipe of claim 1, where the above-mentioned wet wipe contains from about 150 to about 600 wt. % of the above solution, based on the dry weight of the above-mentioned wet wipes.  4. Wet wipe according to claim 1, where the above-mentioned surface-active ester of phosphoric acid is present in an amount of from about 0.01 to about 5 wt. % calculated on the total weight of the above solution.  5. The wet wipe of claim 1, where R is a saturated or unsaturated hydrocarbon group having on average 10 to 18 carbon atoms.  6. The wet wipe of claim 1, where R contains an average of 12 carbon atoms and is derived from coconut oil.  7. The wet wipe of claim 1, wherein x is a number from 0 to 8.  8. The wet wipe of claim 1, wherein Y is potassium and Z is hydrogen.  9. The wet wipe of claim 1, wherein Y is triethanolamine and Z is hydrogen.  10. The wet wipe of claim 1, wherein the above solution is characterized by a pH from about 5 to about 8.  11. The wet wipe of claim 1, where the above solution contains at least 80 wt. % water calculated on the total weight of the above solution.  12. The wet wipe of claim 1, wherein the above solution also contains from about 0.01 to about 5 wt. % calculated on the total weight of the above solution, an additional non-ionic surfactant. 13. Wet wipe containing fibrous sheet material and a solution that contains from about 0.01 to about 10 wt. % calculated on the total weight of the above solution of surface-active phosphate ester, which contains
a) from about 50 to about 100 wt. % monoalkyl phosphate having the following structural formula:

b) from about 0 to about 50 wt. % dialkyl phosphate having the following structural formula:

where R means a saturated or unsaturated hydrocarbon group having an average of 8 to 22 carbon atoms, x means a number from 0 to 20, and each of Y and X means hydrogen, alkali metal, ammonium or alkanol amine.  14. The wet wipe of claim 13, wherein the aforementioned fibrous sheet material comprises a nonwoven material.  15. The wet wipe of claim 13, where the above-mentioned wet wipe contains from about 150 to about 600 wt. % of the above solution, based on the dry weight of the above-mentioned wet wipes.  16. The wet wipe of claim 13, wherein the ratio of the above monoalkyl phosphate to the above dialkyl phosphate is at least 80:20.  17. The wet wipe of claim 13, wherein R is a saturated or unsaturated hydrocarbon group having on average 10 to 18 carbon atoms.  18. The wet wipe of claim 13, wherein R contains on average 12 carbon atoms and is derived from coconut oil.  19. The wet wipe of claim 13, wherein x is a number from 0 to 8.  20. The wet wipe of claim 13, wherein Y is potassium and Z is hydrogen.  21. A wet wipe according to claim 1, wherein Y is triethanolamine and Z is hydrogen.  22. The wet wipe of claim 13, wherein the above solution is characterized by a pH of from about 5 to about 8.  23. Wet wipe according to claim 13, where the above solution contains at least 80 wt. % water calculated on the total weight of the solution.  24. The wet wipe of claim 13, wherein the above solution also contains from about 0.01 to about 5 wt. % calculated on the total weight of the solution of an additional non-ionic surfactant. 25. A wet wipe that contains fibrous sheet material and a solution that contains
a) from 0.01 to about 10 wt. % calculated on the total weight of the above solution of surface-active phosphate ester, which contains monoalkyl-phosphate, having the following structural formula:

where R is a saturated or unsaturated hydrocarbon group having an average of 8 to 22 carbon atoms, x is 0 to 20, and each of Y and Z means hydrogen, alkali metal, ammonium or alkanol amine; and
b) from about 0.01 to about 5 wt. % calculated on the total weight of the above solution diethanolamide.  26. The wet wipe of claim 25, wherein the aforementioned fibrous sheet material comprises a nonwoven material.  27. The wet wipe of claim 25, where the above-mentioned wet wipe contains from about 150 to about 600 wt. % of the above solution, based on the dry weight of the above-mentioned wet wipes.  28. The wet wipe of claim 25, wherein the ratio of the above monoalkyl phosphate to the above dialkyl phosphate in the above phosphoric acid surface active is at least 50:50.  29. The wet wipe of Claim 25, wherein R is a saturated or unsaturated hydrocarbon group having on average 10 to 18 carbon atoms.  30. The wet wipe of Claim 25, where R has an average of 12 carbon atoms and is derived from coconut oil.  31. The wet wipe of claim 25, where x is a number from 0 to 8.  32. Wet wipe in p. 25, where the above solution is characterized by a pH of from about 5 to about 8.  33. The wet wipe of Claim 25, wherein the aforementioned diethanolamide means Lauramide DEA.  34. The wet wipe of Claim 25, wherein the aforementioned diethanolamide means Cocamide DEA.  35. The wet wipe of claim 25, where the above solution also contains from about 0.01 to about 5 wt. % calculated on the total weight of the solution of an additional non-ionic surfactant. 36. Non-woven fibrous sheet material, which contains from about 0.01 to about 10 wt. % calculated on the dry weight of the above-mentioned sheet of surface-active phosphoric acid ester, which contains monoalkyl phosphate, having the following structural formula

where R means a saturated or unsaturated hydrocarbon group having an average of 8 to 22 carbon atoms, x means a number of 0-20, and each of Y and Z means hydrogen, alkali metal, ammonium or alkanol amine.  37. The fibrous sheet material of claim 36, wherein the above-mentioned fibrous sheet material comprises a nonwoven material.  38. The fibrous sheet material of claim 36, wherein the above-mentioned phosphoric acid ester is present in an amount of from about 0.01 to about 5 wt. % calculated on the dry weight of the above sheet material.  39. The fibrous sheet material of claim 36, wherein R is a saturated or unsaturated hydrocarbon group having on average 10 to 18 carbon atoms.  40. Fibrous sheet material according to claim 36, where x denotes the number 0 - 8.