Preservative compositions
AssigneeSutton Laboratories, Inc.
InventorsPhilip A. Berke, William E. Rosen
Life of this patent
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Abstract
A biocidal composition containing the product produced by the reaction of glycine, an alkyl substituted glycinate, or salts of these compounds with formaldehyde is disclosed. The composition effectively inhibits growth of bacteria, yeast and mold in a variety of substances susceptible to microbial contamination.
Claims3
A method for inhibiting microbial growth in a substance requiring microbial inhibition comprising incorporating into the substance in vitro an effective microbial growth inhibiting amount of a condensation reaction product produced by the reaction of glycine, lower alkyl substituted glycinate or salts thereof with formaldehyde in aqueous medium in a molar ratio of about 1:1.
Dependencies are inferred from the claim text.