Claims
- 1. An improved effervescent cleansing composition in tablet form comprising:
- (a) about 20% to about 45% by weight of the final composition of an alkali metal or alkaline earth metal phosphate salt;
- (b) an improved perborate salt mixture wherein the improvement comprises a combination of anhydrous perborate and monohydrate perborate in the amount of about 50% to about 70% by weight of the total cleansing composition, wherein the combination includes at least 20% by weight of the total cleansing composition of anhydrous perborate, wherein the proportion of anhydrous to monohydrate perborate is from about 1 to 3 to about 3 to 1, said combination having a portion present in a compacted, granulated mixture with from about 0.01% to about 0.70% by weight of said combination of a polymeric fluorocarbon, said cleansing composition being capable of thoroughly cleansing stained surfaces within a soaking time of five minutes or less when dissolved in aqueous solution;
- (c) a sequestering agent in amounts of greater than about 10% by weight up to about 50% by weight of the compositions, said sequestering agent being selected from the group consisting of phosphonic acid derivatives, carboxylic and derivatives and mixtures thereof.
- 2. The composition of claim 1 wherein said phosphate salt comprises trisodium phosphate.
- 3. The composition of claim 1 wherein said perborate salt mixture comprises alkali metal and alkaline earth metal perborates.
- 4. The compositions of claim 3 wherein said alkali metal perborate salt mixture comprises sodium perborate monohydrate and anhydrous sodium perborate.
- 5. The composition of claim 1 wherein said anhydrous perborate is present in an amount of from about 20% to about 25% by weight.
- 6. The composition of claim 5 wherein said anhydrous perborate comprises anhydrous sodium perborate.
- 7. The composition of claim 1 wherein said polymeric fluorocarbon includes at least one fluroolefin.
- 8. The composition of claim 7 wherein said polymeric fluorocarbon comprises polytetrafluoroethylene.
- 9. The composition of claim 8 wherein said polymeric fluorocarbon is present in an amount from about 0.33% to about 0.66% by weight.
- 10. The composition of claim 1 further including at least one material selected from the following: builders, detergents, lubricants, perfumes, flavorings, excipients, disintegrants, and mixtures thereof.
- 11. The composition of claim 1 wherein the sequestrant is selected from the group consisting of amino carboxylate, hydroxycarboxylate and mixtures thereof, present in amounts of greater than about 10% up to about 50% by weight of the composition.
- 12. The composition of claim 11 wherein the sequestrant comprises ethylenediamine tetraacetric acid or nitrilotriacetic acid salts thereof.
- 13. The composition of claim 11 wherein the sequestrant is selected from the group consisting of gluconic acid, citric acid and salts thereof.
- 14. The composition of claim 13 wherein the sequestrant comprises a phosphate salt, its alkali metal salts and mixtures thereof present in amounts of greater than about 10% up to about 50% by weight of the composition.
- 15. The composition of claim 14 wherein the sequestrant is selected from the group consisting of amino tri(methylenephosphonic acid), 1-hydroxyethylidene-1,1-diphosphonic acid, ethylenediamine tetra(methylene phosphonic acid), hexamethylenediaminetetra(methylenephosphonic acid), diethylene triamine penta(methylenephosphonic acid) and mixtures thereof. .[.16. The tablet of claim 1 useful as a denture cleanser comprising the composition of claim 1..]. .[.17. The tablet of claim 1 useful as a denture cleanser comprising the composition of claim 6..]. .[.18. The tablet of claim 1 useful as a denture cleanser comprising the composition of claim 9..]. .[.19. The tablet of claim 1 useful as a denture cleanser
- comprising the composition of claim 15..]. .Iadd.20. An improved effervescent cleansing composition in tablet form comprising:
- (a) improved perborate salt mixture wherein the improvement comprises a combination of anhydrous perborate and monohydrate perborate in the amount of about 50% to about 70% of the total cleansing composition, wherein the combination includes at least 20% by weight of the total cleansing composition of anhydrous perborate, wherein the proportion of anhydrous to monohydrate perborate is from about 1 to 3 to about 3 to 1, said combination having a portion present in a compacted, granulated mixture with from about 0.01% to about 0.70% by weight of said combination of a polymeric fluorocarbon, said cleansing composition being capable of thoroughly cleansing stained surfaces within a soaking time of five minutes or less when dissolved in aqueous solution;
- (b) a sequestering agent in amounts of greater than about 10% by weight up to about 50% by weight of the total composition..Iaddend. .Iadd.21. The composition of claim 20 wherein said perborate salt mixture comprises alkali metal and alkaline earth metal perborates..Iaddend. .Iadd.22. The composition of claim 21 wherein said alkali metal perborate salt mixture comprises sodium perborate monohydrate and anhydrous sodium perborate..Iaddend. .Iadd.23. The composition of claim 20 wherein said anhydrous perborate is present in an amount of from about 20% to about 25%
- by weight..Iaddend. .Iadd.24. The composition of claim 23 wherein said anhydrous perborate comprises anhydrous sodium perborate..Iaddend. .Iadd.25. The composition of claim 20 wherein said polymeric fluorocarbon includes at least one fluoroolefin..Iaddend. .Iadd.26. The composition of claim 25 wherein said polymeric fluorocarbon comprises polytetrafluoroethylene..Iaddend. .Iadd.27. The composition of claim 26 wherein said polymeric fluorocarbon is present in an amount from about 0.33% to about 0.66% by weight..Iaddend. .Iadd.28. The composition of claim 20 further including at least one material selected from the following: builders, detergents, lubricants, perfumes, flavorings, excipients, disinfectants, and mixtures thereof..Iaddend. .Iadd.29. The composition of claim 20 wherein said sequestering agent is present in amounts of about 25% to about 40% by weight of the total composition..Iaddend. .Iadd.30. The composition of claim 20 wherein said sequestering agent is selected from the group consisting of phosphonic acid derivatives, carboxylic acid derivatives and mixtures thereof..Iaddend. .Iadd.31. The composition of claim 30 wherein said sequestering agent is selected from the group consisting of amino carboxylate, hydroxycarboxylate and mixtures thereof..Iaddend. .Iadd.32. The composition of claim 31 wherein the sequestering agent comprises ethylenediamine tetraacetic acid or nitrilotriacetic acid and salts
- thereof..Iaddend. .Iadd.33. The composition of claim 31 wherein the sequestrant is selected from the group consisting of gluconic acid, citric acid and salts thereof..Iaddend. .Iadd.34. The composition of claim 33 wherein the sequestrant comprises a phosphonate salt, its alkali metal salts and mixtures thereof..Iaddend. .Iadd.35. The composition of claim 34 wherein the sequestrant is selected from the group consisting of amino tri(methylenephosphonic acid), 1-hydroxyethylidene-1,1-diphosphonic acid, ethylenediamine tetra (methylene phosphonic acid), hexamethylenediaminetetra-(methylenephosphonic acid), diethylene triamine
- penta(methylenephosphonic acid) and mixtures thereof..Iaddend. .Iadd.36. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 1 in water and thereafter removing the dentures from said aqueous solution..Iaddend.
- .Iadd.37. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 6 in water and thereafter removing the dentures from said aqueous solution..Iaddend. .Iadd.38. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 9 in water and thereafter removing the dentures from said aqueous solution..Iaddend. .Iadd.39. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 15 in water and thereafter removing the dentures from said aqueous solution..Iaddend. .Iadd.40. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 20 in water and thereafter removing the dentures from said aqueous solution..Iaddend. .Iadd.41. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 24 in water and thereafter removing the dentures from said aqueous solution..Iaddend. .Iadd.42. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 27 in water and thereafter removing the dentures from said aqueous solution..Iaddend.
- .Iadd.43. A method of cleaning dentures comprising soaking the dentures in an aqueous solution formed by dissolving the tablet of claim 35 in water and thereafter removing the dentures from said aqueous solution..Iaddend.
Parent Case Info
The present application is a continuation-in-part of my copending application Ser. No. 487,489, filed Apr. 22, 1983 now U.S. Pat. No. 4,518,520.
US Referenced Citations (12)
Foreign Referenced Citations (1)
Number |
Date |
Country |
2095694 |
Oct 1982 |
GBX |
Non-Patent Literature Citations (1)
Entry |
U.S. application Ser. No. 251,030, filed Apr. 3, 1981 and now abandoned. |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
487489 |
Apr 1983 |
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Reissues (1)
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Number |
Date |
Country |
Parent |
599831 |
Apr 1984 |
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