IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0271871
(2002-10-15)
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발명자
/ 주소 |
- Man, Victor Fuk-Pong
- Lentsch, Steven Eugene
- Kieffer, Janel Marie
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출원인 / 주소 |
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대리인 / 주소 |
Crompton Seager Tufte, LLC
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인용정보 |
피인용 횟수 :
14 인용 특허 :
6 |
초록
▼
A cleaning composition including a less than fully ionized source of alkalinity within the cleaning composition, a source of chlorine, and a polar carrier. In at least some embodiments, it has been found that chlorine has an increased level of stability within the cleaning composition relative to a
A cleaning composition including a less than fully ionized source of alkalinity within the cleaning composition, a source of chlorine, and a polar carrier. In at least some embodiments, it has been found that chlorine has an increased level of stability within the cleaning composition relative to a second composition having similar components and a similar level of titratable alkalinity, but that includes a fully ionized source of alkalinity as a sole source of alkalinity. Some other embodiments relate to methods of making, and methods of using such cleaning compositions.
대표청구항
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1. A cleaning composition having improved chlorine stability, the composition comprising:one or more less than fully ionized source of alkalinity within the cleaning composition;a source of chlorine; anda polar carrier;wherein the one or more less than fully ionized source of alkalinity is the sole
1. A cleaning composition having improved chlorine stability, the composition comprising:one or more less than fully ionized source of alkalinity within the cleaning composition;a source of chlorine; anda polar carrier;wherein the one or more less than fully ionized source of alkalinity is the sole alkalinity source within the composition, and wherein the composition does not include an additional chlorine bleach stabilizer compound. 2. The cleaning composition of claim 1, wherein at least a portion of the less than fully ionized source of alkalinity within the composition forms ion pairs within the composition. 3. The cleaning composition of claim 1, wherein a portion of the less than fully ionized source of alkalinity within the composition is in the form of a colloidal suspension within the composition. 4. The cleaning composition of claim 1, wherein a portion of the less than fully ionized source of alkalinity within the composition is in the form of a solid dispersed within the composition. 5. The cleaning composition of claim 1, wherein the source of chlorine has an increased level of stability within the cleaning composition relative to a second composition having the same components and same level of titratable alkalinity, but that includes a fully ionized source of alkalinity as a sole source of alkalinity. 6. The cleaning composition of claim 1, wherein the source of chlorine within the composition has in the range of about 50% or less loss of activity over a one month period of time when stored at room temperature. 7. The cleaning composition of claim 1, wherein the degradation of chlorine within the composition when stored at room temperature follows a second order reaction. 8. The cleaning composition of claim 1, wherein the second order rate constant for the degradation of the chlorine within the composition when the composition is stored at room temperature is in the range of about 0.001 and 0.01 (% day) −1 . 9. The cleaning composition of claim 1, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 0.5 to about 40% by weight of the total composition. 10. The cleaning composition of claim 1, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 5 to about 40% by weight of the total composition. 11. The cleaning composition of claim 1, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 0.5 to about 5% by weight of the total composition. 12. The cleaning composition of claim 1, wherein the total of sources of alkalinity within the composition is in the range of about 0.5 to about 50% by weight. 13. The cleaning composition of claim 1, wherein the less than fully ionized source of alkalinity comprises a silicate salt, a phosphate salt, a polyphosphate salt, a carbonate salt, a borate salt, or combinations or mixtures thereof. 14. The cleaning composition of claim 1, wherein the less than fully ionized source of alkalinity comprises sodium silicate, sodium metasilicate, sodium orthosilicate, sodium phosphate, sodium polyphosphate, sodium borate, sodium carbonate, potassium silicate, potassium metasilicate, potassium orthosilicate, potassium phosphate, potassium polyphosphate, potassium borate, potassium carbonate, lithium silicate, lithium metasilicate, lithium orthosilicate, lithium phosphate, lithium polyphosphate, lithium borate, lithium carbonate, or mixtures of combinations thereof. 15. The cleaning composition of claim 1, wherein the source of chlorine is present in the composition in the range of about 0.5 to about 50% by weight of the total composition. 16. The cleaning composition of claim 1, wherein the source of chlorine comprises: a hypochlorite, a chlorinated phosphate, a chlorinated isocyanaurate, a chlorinated melamine, a chlorinated amide, or mixtures of combinations thereof. 17. The cleaning composition of claim 1, wherein the source of chlorine comprises sodium hypochlorite, potassium hypochlorite, calcium hypochlorite, lithium hypochlorite, chlorinated trisodiumphosphate, sodium dichloroisocyanurate, potassium dichloroisocyanurate, pentaisocyanurate, trichloromelamine, sulfondichloro-amide, 1,3-dichloro 5,5-dimethyl hydantoin, N-chlorosuccinimide, N,N′-dichloroazodicarbonimide, N,N′-chloroacetylurea, N,N′-dichlorobiuret, trichlorocyanuric acid or hydrates thereof, or combinations or mixtures thereof. 18. The cleaning composition of claim 1, wherein the polar carrier is water. 19. The cleaning composition of claim 1, wherein the composition further includes an additional functional ingredient. 20. The cleaning composition of claim 19, wherein the additional functional ingredients comprise a chelating agent, a sequestering agent, a surfactant, a defoamer, a thickening agent, a bleaching agent, a solubility modifier, a detergent filler, an anti-redeposition agent, a threshold agent or system, an aesthetic enhancing agent, or combinations or mixtures thereof. 21. The cleaning composition of claim 19, wherein the additional functional ingredient comprises, a chlorine compatible chelating agent, a chlorine compatible sequestering agent, a chlorine compatible surfactant, a chlorine compatible protein soil defoamer, a chlorine compatible thickener, or combinations or mixtures thereof. 22. The cleaning composition of claim 1, wherein the cleaning composition is a concentrated cleaning composition that can thereafter be diluted with a diluent to form a use composition. 23. The cleaning composition of claim 22, wherein when the concentrated cleaning composition is diluted with the diluent to form the use composition, at least a portion of the less than fully ionized source of alkalinity within the concentrated cleaning composition becomes ionized. 24. A concentrated cleaning composition having improved chlorine stability, the composition comprising:one or more source of alkalinity that is less than fully ionized within the concentrated cleaning composition, the source of alkalinity including alkali metal silicate, alkali metal metasilicate, alkali metal orthosilicate, or mixtures or combinations thereof, wherein the composition does not include a fully ionized source of alkalinity;a source of chlorine; anda polar carrier;wherein the composition does not include an additional chlorine bleach stabilizer compound. 25. The cleaning composition of claim 24, wherein the source of chlorine has an increased level of stability within the concentrated cleaning composition relative to a second composition having the same components and same level of titratable alkalinity, but that includes a fully ionized source of alkalinity as a sole source of alkalinity. 26. The cleaning composition of claim 24, wherein the source of chlorine within the composition has in the range of about 20% or less loss of activity over a one month period of time when stored at room temperature. 27. A alkali cleaning composition having improved chlorine stability, the composition comprising:one or more less than fully ionized source of alkalinity present in the composition in amounts in the range of about 0.5 to about 40% by weight of the total composition, wherein the one or more less than fully ionized source of alkalinity is the sole alkalinity source within the composition;a source of chlorine present in the composition in amounts in the range of about 0.5 to about 12% by weight of the total composition; anda polar carrier;wherein the composition does not include an additional chlorine bleach stabilizer compound. 28. The cleaning composition of claim 27, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 5 to about 40% by weight of the total composition. 29. The cleaning composition of claim 27, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 10 to a bout 40% by weight of the total composition. 30. The alkali cleaning composition of claim 27, wherein the composition further comprises a chelating agent present in the composition in the range of about 0.01 to 30% by weight of the total composition. 31. The alkali cleaning composition of claim 27, wherein the composition further comprises a sequestering agent present in the composition in the range of about 0.01 to 30% by weight of the total composition. 32. The alkali cleaning composition of claim 27, wherein the composition further comprises a surfactant present in the composition in the range of about 0.01 to 20% by weight of the total composition. 33. The alkali cleaning composition of claim 27, wherein the composition further comprises a protein soil defoamer present in the composition in the range of about 0.01 to 20% by weight of the total composition. 34. The alkali cleaning composition of claim 19, wherein the composition further comprises a thickener present in the composition in the range of about 0.01 to 30% by weight of the total composition. 35. A method of producing a cleaning composition having improved chlorine stability, the method comprising:admixing the following components:one or more source of alkalinity that is less than fully ionizable within the composition;a source of chlorine; anda polar carrier;wherein the one or more less than fully ionizable source of alkalinity is the sole alkalinity source within the composition, and the composition does not include an additional chlorine bleach stabilizer compound. 36. The method of claim 35, wherein the source of chlorine has an increased level of stability within the cleaning composition relative to a second composition having the same components and same level of titratable alkalinity, but that includes a fully ionized source of alkalinity as a sole source of alkalinity. 37. The method of claim 35, wherein the source of chlorine within the composition has in the range of about 50% or less loss of activity over a one month period of time when stored at room temperature. 38. The method of claim 35, wherein the degradation of chlorine within the composition when stored at room temperature follows a second order reaction. 39. The method of claim 35, wherein the second order rate constant for the degradation of the chlorine within the composition when the composition is stored at room temperature is in the range of about 0.001 and 0.01 (% day) −1 . 40. The method of claim 35, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 0.5 to about 40% by weight of the total composition. 41. The method of claim 35, wherein the less than fully ionized source of alkalinity is present in the composition in the range of about 5 to about 40% by weight of the total composition. 42. The method of claim 35, wherein the total of all sources of alkalinity within the composition is in the range of about 0.5 to about 50% by weight. 43. The method of claim 35, wherein the less than fully ionized source of alkalinity comprises a silicate salt, a phosphate salt, a polyphosphate salt, a carbonate salt, a borate salt, or combinations or mixtures thereof. 44. The method of claim 35, wherein the less than fully ionized source of alkalinity comprises sodium silicate, sodium metasilicate, sodium orthosilicate, sodium phosphate, sodium polyphosphate, sodium borate, sodium carbonate, potassium silicate, potassium metasilicate, potassium orthosilicate, potassium phosphate, potassium polyphosphate, potassium borate, potassium carbonate, lithium silicate, lithium metasilicate, lithium orthosilicate, lithium phosphate, lithium polyphosphate, lithium borate, lithium carbonate, or mixtures of combinations thereof. 45. The method of claim 35, wherein the admixing step further includes admixing an additional functional ingredient with the other components. 46. A method of cleaning a soil from a substrate, the method comprising:providing a cleaning composition having improved chlorine stability, the composition comprising:one or more source of alkalinity that is less than fully ionized within the concentrated cleaning composition;a source of chlorine; anda polar carrier;wherein the one or more less than fully ionizable source of alkalinity is the sole alkalinity source within the composition, and the composition does not include an additional chlorine bleach stabilizer compound; applying the cleaning composition to the substrate; and removing at least some of the cleaning composition at least some of the soil from the substrate. 47. A method of stabilizing chlorine within an alkali cleaning composition, the method comprising:providing the composition with one or more source of alkalinity that is less than fully ionized within the cleaning composition; andproviding the composition with a source of chlorine;wherein the one or more less than fully ionized source of alkalinity is the sole alkalinity source within the composition, and wherein the chlorine is stabilized without the use of an additional chlorine bleach stabilizer compound.
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