초록

The invention also relates to a composition to be injected into the water and to a paint for covering the surfaces in contact with the water.

대표청구항 ▼

[ I claim:] [1.] A process for preventing attachment, for removing and for controlling the growth of macroorganisms in water and on surfaces in contact with said water comprising adding at least one biocidal or biostatic active agent to said water or said surfaces expected to contain said macroorgan

[ I claim:] [1.] A process for preventing attachment, for removing and for controlling the growth of macroorganisms in water and on surfaces in contact with said water comprising adding at least one biocidal or biostatic active agent to said water or said surfaces expected to contain said macroorganisms wherein said biocidal or biostatic active agent is a mixture of at least one polyamine of formula (I): EQU R.sub.1 --NH[(CH.sub.2).sub.3 --NH].sub.n --(CH.sub.2).sub.3 NH.sub.2(I) rein R.sub.1 is a dodecyl radical or R.sub.1 is a tetradecyl radical, and at least one polyamine of formula (I) wherein R.sub.1 is an octadecyl radical, n being an integer from 0 to 3.