Dispergiermittel fuer biocide Formulierungen

摘要

Dispersing agents for biocidal prepns. prepd. from sulphogps-contg. mono-or binuclear noncondensed cono- or bifunctional phenols and formaldehyde or from corresponding phenols free from sulphogrps., formaldehyde and sulphite have a mol-ratio phenolic component/formaldehyde of ca. 1/1.3-1/2.5, pref. 1/1.3-1/1.9. The condensation products are dispersing agents for biocides and have very good wetting properties with very unstable foam and good floating capacity.