METHOD FOR THE CONTROL OF BIOFOULING IN RECIRCULATING WATER SYSTEMS.

摘要

A method of controlling biofouling in an aqueous system comprising introducing into the system a biocidally effective amount of a water soluble perhalide of the formula: IMAGE where R1 and R2 are hydrogen, hydroxyethyl, alkyl, cyclic alkyl, (alpha, omega)-alkyl, alkyl ether, polyether, heterocyclic ring-substituted alkyl, and halogenated alkyl n is 2 to 6: X is chlorine, bromine or iodine and only one of R1 and R2 may be hydrogen.