FIELD: heat-exchange equipment. SUBSTANCE: method for inhibition of corrosion in water systems includes addition to water system of 2-methyl-5-vinylpyrydine polymer with molecular mass of 5000-50000 quanterized with bensylchloride up to 60-90% quaternization, and sodium hexametaphosphate in ratio of quaternized polymer-to-sodium hexametaphosphate of 1:(1-4) with concentration of quanternized polymer in aqueous medium of 1.0-2.5 mg/l. EFFECT: higher efficiency of protection from corrosion in aqueous media without use of heavy metal salts and without increased dosing of inhibiting components. 2 tbl
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Authors
Dates
1995-06-27—Published
1993-08-12—Filed