초록

This invention relates to biocidal compositions and methods of using same. Also provided is a process for the manufacturing of a biocidal composition in the form of a tablet and a method of using the biocidal compositions for the disinfection of water that may contain microorganisms and biofilms.

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We claim: 1. A biocidal composition comprising: (a) a filler in an amount of about 50% by weight; (b) an organic acid in an amount of about 20% by weight; (c) sodium bromide in an amount of about 10% by weight; and (d) a halogen-releasing compound in an amount of about 10% by weight. 2. The com

We claim: 1. A biocidal composition comprising: (a) a filler in an amount of about 50% by weight; (b) an organic acid in an amount of about 20% by weight; (c) sodium bromide in an amount of about 10% by weight; and (d) a halogen-releasing compound in an amount of about 10% by weight. 2. The composition of claim 1 further comprising a fragrance. 3. The composition of claim 1 further comprising a dye. 4. The composition of claim 1, wherein the composition is a powder. 5. The composition of claim 1, wherein the composition is a capsule. 6. The composition of claim 1, wherein the composition is a tablet. 7. The composition of claim 6 further comprising a tablet-binding agent. 8. The composition of claim 6, wherein the tablet-binding agent is selected from the group consisting of magnesium stearate, calcium stearate, talc, alkali earth metal carbonates, bicarbonates, wax, and mixtures thereof. 9. The composition of claim 1, wherein the filler is selected from the group consisting of alumina, sodium bicarbonate, sodium chloride, potassium chloride, calcium chloride, calcium sulfate, sodium sulfate, potassium sulfate, sodium citrate, sodium acetate, sodium carbonate, potassium fluoride, sodium tripolyphosphate, borax, zinc sulfate, and mixtures thereof. 10. The composition of claim 1, wherein the organic acid is selected from the group consisting of formic acid, acetic acid, propionic acid, butyric acid, valerie acid, caproic acid, caprylic acid, capric acid, laurie acid, myristic acid, palmitic acid, stearic acid, oleic acid, linoleic acid, linolenic acid, cyclohexanecarboxylic acid, phenylacetic acid, benzoic acid, o-toluic acid, m-toluic acid, p-toluic acid, o-chlorobenzoic acid, m-chlorohenzoic acid, p-chlorobenzoic acid, o-bromobenzoic acid, m-bromobenzoic acid, p-bromobenzoic acid, o-nitrobenzoic acid, m-nitrobenzoic acid, p-nitrobenzoic acid, phthalic acid, isoplithalic acid, terephtalic acid, salicylic acid, p-hydroxybenzoic acid, anthranilic acid, m-aminobenzoic acid, p-aminobenzoic acid, o-methoxybenzoic acid, m-methoxybenzoic acid, p-methoxybenzoic (anisic) acid, oxalic acid, malonic acid, succinic acid, glutaric acid, adipic acid, maleic acid, fumaric acid, acetyl chloride, propionyl chloride, n-butyryl chloride, n-valeryl chloride, stearoyl chloride, benzoyl chloride, p-nitrobenzoyl chloride, 3,5-dinitrobenzoyl chloride, acetic anhydride, phthalic anhydride, and mixtures thereof. 11. The composition of claim 1, wherein the halogen-releasing compound is selected from the group consisting of sodium dichloroisocyanurate, trichloroisocyanuric acid, calcium hypochlorite, chlorinated hydantoin, N-chlorinated cyanuric acid derivatives, N-chlorosuccunmide, sodium p-toluenesulfochloramine, dichlorosuccinimide, bromochloro-methyl-ethyl-hydantoin, bromochlorodimethyl-hydantoin, 1,3-dichloro-5,5-dimethylhydantion, alkaline earth metal hypochlorites, and mixtures thereof. 12. The composition of claim 1 further comprising an optional surfactant in an amount of about 4% by weight. 13. The composition of claim 12, wherein the surfactant is selected from the group consisting of alkali metal salts of alkyl substituted benzene sulfonic acids, alkali metal salts of long chain fatty sulphates, alkali metal ether sulfates derived from alcohols and alkyl phenols, alkali metal sulfosuccinates, alkali metal sarcosinates, alkali metal taurides and mixtures thereof. 14. The composition of claim 13 further comprising a hydantoin halogen scavenger. 15. A biocidal composition comprising: (a) a filler in an amount of about 25% to about 75% by weight; (b) an organic acid in an amount of about 10% to about 40% by weight; (c) sodium bromide in an amount of about 5% to about 15% by weight; and (d) a halogen-releasing compound in an amount of about 5% to about 15% by weight. 16. A method of disinfecting water comprising adding to the water a biocidal effective amount of a biocidal composition for a sufficient time as to diminish the microorganism population levels in the water, wherein the biocidal composition comprises: (a) a filler in an amount of about 50% by weight; (b) an organic acid in an amount of about 20% by weight; (c) sodium bromide in an amount of about 10% by weight; (d) a halogen-releasing compound in an amount of about 10% by weight; and (e) an optional surfactant composition in an amount up to about 4% by weight. 17. The method of claim 16, wherein the composition further comprises a fragrance. 18. The method of claim 16, wherein the composition further comprises a dye. 19. The method of claim 16, wherein the composition is a powder. 20. The method of claim 16, wherein the composition is a capsule. 21. The method of claim 16, wherein the composition is a tablet. 22. The method of claim 21, wherein the composition further comprises a tablet-binding agent. 23. The method of claim 22, wherein the tablet-binding agent is selected from the group consisting of magnesium stearate, calcium stearate, talc, alkali earth metal carbonates, bicarbonates, and mixtures thereof. 24. The method of claim 16, wherein the filler is selected from the group consisting of alumina, sodium bicarbonate, sodium chloride, potassium chloride, calcium chloride, calcium sulfate, sodium sulfate, potassium sulfate, sodium citrate, sodium acetate, sodium carbonate, potassium fluoride, sodium tripolyphosphate, borax, zinc sulfate, and mixtures thereof. 25. The method of claim 16, wherein the organic acid is selected from the group consisting of formic acid, acetic acid, propionic acid, butyric acid, valeric acid, caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linoleic acid, linolenic acid, cyclohexanecarboxylic acid, phenylacetic acid, benzoic acid, o-toluic acid, m-toluic acid, p-toluic acid, o-chlorobenzoic acid, m-chilorobenzoie acid, p-chlorobenzoic acid, o-bromobenzoic acid, m-bromobenzoic acid, p-bromobenzoic acid, o-nitrobenzoic acid, m-nitrobenzoic acid, p-nitrobenzoic acid, phthalic acid, isophthalic acid, terephtalic acid, salicylic acid, p-hydroxybenzoic acid, anthranilic acid, m-aminobenzoic acid, p-aminobenzoic acid, o-methoxybenzoic acid, n-methoxybenzoic acid, p-methoxybenzoic (anisic) acid, oxalic acid, malonic acid, succinic acid, glutaric acid, adipic acid, maleic acid, fumaric acid, acetyl chloride, propionyl chloride, n-butyryl chloride, n-valeryl chloride, stearoyl chloride, benzoyl chloride, p-nitrobenzoyl chloride, 3,5-dinitrobenzoyl chloride, acetic anhydride, phthalic anhydride, and mixtures thereof. 26. The method of claim 16, wherein the halogen-releasing compound is selected from the group consisting of sodium dichloroisocyanurate, trichloroisocyanuric acid, calcium hypochlorite, chlorinated hydantoin, N-chlorinated cyanuric acid derivatives, N-chlorosuccinimide, sodium p-toluenesulfochloramine, dichlorosuccinimide, bromochloro-methyl-ethyl-hydantoin, bromochlorodimethyl-hydantoin, 1,3-dichloro-5,5-dimethylhydantoin, alkaline earth metal hypochlorites, and mixtures thereof. 27. The method of claim 16, wherein the surfactant composition has a surfactant that is selected from the group consisting of alkali metal salts of alkyl substituted benzene sulfonic acids, alkali metal salts of long chain fatty sulfates, alkali metal ether sulfates derived from alcohols and alkyl phenols, alkali metal sulfosuccinates, alkali metal sarcosinates, alkali metal taurides anti mixtures thereof. 28. The method of claim 27, wherein the surfactant composition further comprises a hydantoin halogen scavenger.