Slime control compositions and methods of using the same
AssigneeBuckman Laboratories, Inc.
InventorsJohn D. Pera, Betty S. Johnson
Life of this patent
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AssigneeBuckman Laboratories, Inc.
InventorsJohn D. Pera, Betty S. Johnson
Estimating the term…
The present invention relates to certain compositions and processes useful for inhibiting the growth of microorganisms in water and, in particular, water used for industrial purposes; for example, in the manufacture of paper, in cooling water systems, in effluent water treatment, and in secondary recovery petroleum operations. The novel processes and compositions of the present invention are processes or mixtures which show unexpected synergistic activity against microorganisms, including bacteria, sulfate-reducing bacteria, fungi, and algae, which produce slime in aqueous systems where such slime is objectionable from either an operational or aesthetic point of view. Specifically, the invention is directed to the use of compositions comprising 2-(thiocyanomethylthio)benzothiazole and 2,2-dibromo-3-nitrilopropionamide.
A synergistic microbiocidal composition comprising 10 to 90 parts by weight of 2-(thiocyanomethylthio)benzothiazole and 90 to 10 parts by weight of 2,2-dibromo-3-nitrilopropionamide.
A synergistic microbiocidal composition comprising 10 to 30 parts by weight of 2-(thiocyanomethylthio)benzothiazole and 70 to 90 parts by weight of 2,2-dibromo-3-nitrilopropionamide.
Dependencies are inferred from the claim text.