| 摘要 |
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 active liquid blend of (1) an admixture of (a) one or more methylol compounds selected from the group consisting of N-[1,3-bis (hydroxymethyl)-2,5-dioxo-4-imidazolidinyl]-N,N'-bis (hydroxymethyl) urea; 1,3-dimethylol-5,5-dimethyl hydantoin; sodium hydroxymethyl glycinate; 1,1-methylene bis[3-[3-(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl]urea]; and glycine anhydride dimethylol; and (b) 3-iodo-2-propynylbutyl carbamate, in a weight ratio of (a):(b) of 100:1 to 2000:1, and (2) propylene glycol or 1,3-butylene glycol.
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