A STABLE AND AQUEOUS CONCENTRATED PRESERVATIVE COMPOSITION OF DEHYDROACETIC ACID (DHA) AND METHYLISOTHIAZOLINONE (MIT).

摘要

An aqueous, stable, highly-concentrated preservative composition comprising (i) about 5 to 50wt% of a dehydroacetic acid (DHA) or a salt thereof; (ii) about 1 to 20wt% of a 2-methyl-4- isothiazolin-3-one (MIT); (iii) about 0.1 to 10wt% of at least one block copolymer; (iv) optionally, about 0.01 to 5.0wt% of at least one sulfosuccinate surfactant; (v) optionally, about 0.01 to 5.0wt% of at least one sequestering agent; and (vi) optionally, about 0.01 to 5.0wt% of one or more additives. Also disclosed is a process for preparing said preservative composition.