Claims
- 1. A cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises a hydrophilic polyurethane polymer, at least one surfactant and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising
(a) between about 0.01% and about 90% of a hydrophilic polyurethane polymer; (b) between about 0.05% and about 90% of at least one surfactant; and (c) between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down.
- 2. The cleaning article of claim 1, wherein the hydrophilic polyurethane in the wet mixture is present in an amount between about 1% and about 45%.
- 3. The cleaning article of claim 1, wherein the surfactant is an anionic surfactant, a non-ionic surfactant, or a mixture of both.
- 4. The cleaning article of claim 1, wherein the surfactant in the wet mixture is present in an amount between about 20% and about 60%.
- 5. The cleaning article of claim 1, wherein the water in the wet mixture is present in an amount between about 20% and about 60%.
- 6. The cleaning article of claim 1, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 7. The cleaning article of claim 1, wherein the composition in the wet mixture comprises between about 1% and about 45% of a hydrophilic polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 8. The cleaning article of claim 1, wherein the hydrophilic polyurethane polymer contains a low number of mEg of free isocyanate groups per gram of resin.
- 9. The cleaning article of claim 8, wherein the hydrophilic polyurethane polymer contains about 1.3-1.5 mEq free isocyanate groups per gram.
- 10. The cleaning article of claim 1, wherein when the substantially dry substrate is wetted the composition is released therefrom over a period of time.
- 11. The cleaning article of claim 1, wherein when the substantially dry substrate is wetted and the article is used for cleaning the hydrophilic polyurethane does not dissolve.
- 12. A method of making a cleaning article comprising the steps of:
(a) forming a wet mixture by mixing water, at least one surfactant, and a hydrophilic polyurethane polymer, and (b) impregnating and/or coating a substrate with the wet mixture in such manner that the wet mixture does not form a hydrophilic foam, (c) drying the impregnated and/or coated substrate.
- 13. The method of claim 12, wherein the cleaning article is impregnated and/or coated with a wet mixture comprising
(a) between about 0.01% and about 90% of a hydrophilic polyurethane polymer; (b) between about 0.05% and about 90% of at least one surfactant; and (c) between about 10% and about 85% water, where percentages are based on the total weight of the composition.
- 14. The method of claim 12, wherein the wet mixture further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 15. The method of claim 12, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a hydrophilic polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 16. A method for cleansing body or face comprising the steps of
(a) wetting a cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises a hydrophilic polyurethane polymer, at least one surfactant and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising
between about 0.01% and about 90% of a hydrophilic polyurethane polymer; between about 0.05% and about 90% of at least one surfactant; and between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down; and (b) applying the wetted cleaning article to the body or face as desired.
- 17. The method of claim 16, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 18. The method of claim 16, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a hydrophilic polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 19. The method of claim 16, wherein the hydrophilic polyurethane polymer contains a low number of mEg of free isocyanate groups per gram of resin.
- 20. The method of claim 19, wherein the hydrophilic polyurethane polymer contains about 1.3-1.5 mEq free isocyanate groups per gram.
- 21. The method of claim 16, wherein when the substantially dry substrate is wetted the composition is released therefrom over a period of time.
- 22. The method of claim 16, wherein when the substantially dry substrate is wetted and the article is used for cleaning the hydrophilic polyurethane does not dissolve.
- 23. A method for cleaning a hard porous or nonporous household or workplace surface comprising the steps of
(a) wetting a cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises a hydrophilic polyurethane polymer, at least one surfactant and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising between about 0.01% and about 90% of a hydrophilic polyurethane polymer; between about 0.05% and about 90% of at least one surfactant; and between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down; and (b) applying the wetted cleaning article to the hard porous or nonporous household or workplace surface as desired.
- 24. The method of claim 23, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antifungal agents, and mixtures of these.
- 25. The method of claim 23, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a hydrophilic polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antifungal agents, and mixtures of these.
- 26. The method of claim 23, wherein the hydrophilic polyurethane polymer contains a low number of mEg of free isocyanate groups per gram of resin.
- 27. The method of claim 26, wherein the hydrophilic polyurethane polymer contains about 1.3-1.5 mEq free isocyanate groups per gram.
- 28. The method of claim 23, wherein when the substantially dry substrate is wetted the composition is released therefrom over a period of time.
- 29. The method of claim 23, wherein when the substantially dry substrate is wetted and the article is used for cleaning the hydrophilic polyurethane does not dissolve.
- 30. A cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises
a hydrophilic polyurethane polymer, at least one hydrophilic non-polyurethane polymer selected from the group consisting of of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof, at least one surfactant; and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising
(a) between about 0.01% and about 90% of a hydrophilic polyurethane polymer; (b) between about 0.01% and about 90% of a hydrophilic non-polyurethane polymer selected from the group consisting of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof; (c) between about 0.05% and about 90% of at least one surfactant; and (d) between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down.
- 31. The cleaning article of claim 30, wherein the total amount of the combination of hydrophilic polyurethane polymer and at least one hydrophilic non-polyurethane polymer is between about 1% and about 45%.
- 32. The cleaning article of claim 30, wherein the surfactant is an anionic surfactant, a non-ionic surfactant, or a mixture of both.
- 33. The cleaning article of claim 30, wherein the surfactant is present in an amount between about 20% and about 60%.
- 34. The cleaning article of claim 30, wherein the water is present in an amount between about 20% and about 60%.
- 35. The cleaning article of claim 30, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 36. The cleaning article of claim 30, wherein the composition comprises between about 25% and about 35% of a combination of a hydrophilic polyurethane polymer and at least one hydrophilic non-polyurethane polymer selected from the group consisting of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof;
between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 37. A method of making a cleaning article comprising the steps of:
(a) forming a wet mixture by mixing water, at least one surfactant, a hydrophilic polyurethane polymer and at least one hydrophilic non-polyurethane polymer selected from the group consisting of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof; (b) impregnating and/or coating a substrate with the wet mixture in such manner that the wet mixture does not form a hydrophilic foam, (c) drying the impregnated and/or coated substrate.
- 38. The method of claim 37, wherein the cleaning article is impregnated and/or coated with
(a) between about 0.01% and about 90% of a combination of a hydrophilic polyurethane polymer and at least one hydrophilic non-polyurethane polymer; (b) between about 0.05% and about 90% of at least one surfactant; and (c) between about 10% and about 85% water, where percentages are based on the total weight of the composition.
- 39. The method of claim 30, wherein the wet mixture further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 40. The method of claim 37, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a combination of a hydrophilic polyurethane polymer and at least one hydrophilic non-polyurethane polymer polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 41. A method for cleansing body or face comprising the steps of
(a) wetting a cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises a hydrophilic polyurethane polymer, at least one hydrophilic non-polyurethane polymer selected from the group consisting of of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof, at least one surfactant; and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising
between about 0.01% and about 90% of a hydrophilic polyurethane polymer; between about 0.01% and about 90% of a hydrophilic non-polyurethane polymer selected from the group consisting of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof; between about 0.05% and about 90% of at least one surfactant; and between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down. and (b) applying the wetted cleaning article to the body or face as desired.
- 42. The method of claim 41, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 43. The method of claim 41, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a hydrophilic polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antihistamines, antibiotics, antifungal agents, sunscreen agents, anti-acne drugs, corticosteroids, and mixtures of these.
- 44. The method of claim 41, wherein the hydrophilic polyurethane polymer contains a low number of mEg of free isocyanate groups per gram of resin.
- 45. The method of claim 44, wherein the hydrophilic polyurethane polymer contains about 1.3-1.5 mEq free isocyanate groups per gram.
- 46. The method of claim 41, wherein when the substantially dry substrate is wetted the composition is released therefrom over a period of time.
- 47. The method of claim 41, wherein when the substantially dry substrate is wetted and the article is used for cleaning the hydrophilic polyurethane does not dissolve.
- 48. A method for cleaning a hard porous or nonporous household or workplace surface comprising the steps of
(a) wetting a cleaning article comprising a substantially dry substrate selected from the group consisting of a pad or a sheet, which substantially dry substrate is impregnated or coated with a dried-down composition that comprises a hydrophilic polyurethane polymer, at least one hydrophilic non-polyurethane polymer selected from the group consisting of of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof, at least one surfactant; and water, wherein prior to drying down the composition, the composition is impregnated into or coated onto the substrate as a wet mixture comprising
between about 0.01% and about 90% of a hydrophilic polyurethane polymer; between about 0.01% and about 90% of a hydrophilic non-polyurethane polymer selected from the group consisting of monoalkyl esters of polymethyl vinyl ether/maleic acid polymers, quarternized copolymers of vinylpyrrolidone and dimethylaminoethyl methacrylate, vinylpyrrolidone/vinyl acetate copolymers, alkylated vinylpyrrolidone polymers, polyvinyl pyrrolidone, polyethylene glycols, polyacrylate copolymers, polyvinylidene dichloride, and mixtures thereof; between about 0.05% and about 90% of at least one surfactant; and between about 10% and about 85% water, where percentages are based on the total weight of the composition prior to drying down. and (b) applying the wetted cleaning article to the hard porous or nonporous household or workplace surface as desired.
- 49. The method of claim 48, wherein the composition further comprises a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antifungal agents, and mixtures of these.
- 50. The method of claim 48, wherein the cleaning article is impregnated and/or coated with between about 1% and about 45% of a combination of the hydrophilic polyurethane polymer and the at least one hydrophilic non-polyurethane polymer; between about 20% and about 60% of at least one surfactant; between about 20% and about 60% water; and a component selected from the group consisting of organic fillers, inorganic fillers, abrasives, moisturizers, detergents, fragrances, dyes, flame retardants, antifungal agents, and mixtures of these.
- 51. The method of claim 48, wherein the hydrophilic polyurethane polymer contains a low number of mEg of free isocyanate groups per gram of resin.
- 52. The method of claim 51, wherein the hydrophilic polyurethane polymer contains about 1.3-1.5 mEq free isocyanate groups per gram.
- 53. The method of claim 48, wherein when the substantially dry substrate is wetted the composition is released therefrom over a period of time.
- 54. The method of claim 48, wherein when the substantially dry substrate is wetted and the article is used for cleaning the hydrophilic polyurethane does not dissolve.
RELATED APPLICATIONS
[0001] This application claims benefit to U.S. provisional application Ser. No. 60/337,512 filed Dec. 7, 2001 which is incorporated by reference in its entirety for all useful purposes.
Provisional Applications (1)
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Number |
Date |
Country |
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60337512 |
Dec 2001 |
US |