Synergistic water soluble preservative compositions of biocidal mixtures
AssigneeISP Chemicals Inc.
InventorJohn J. Merianos
Life of this patent
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Abstract
A water soluble preservative admixture of biocidal compounds for addition to commercial use compositions at predetermined use levels, and uniformly distributed therein, to provide long-time synergistic biocidal activity against a wide range of fungi and both gram-negative and gram-positive bacteria, which comprises powders of (a) one or more methylol compounds, or their equivalents, and (b) iodopropynyl alcohol, or its ester, carbamate or ether derivative thereof, in a weight ratio of (a):(b) of 100:1 to 2000:1.
Claims8
A water soluble preservative antimicrobial composition for addition to commercial use products at predetermined use levels to provide synergistic biocidal activity against a wide range of fungi and gram-negative and gram-positive bacteria, comprising an admixture of
- (a) 1,3-dimethylol-5,5-dimethyl hydantoin, and
- (b) 3-iodo-2-propynylbutyl carbamate, in a weight ratio of (a):(b) of 100:1 to 2000:1.
Dependencies are inferred from the claim text.