ANTIFREEZE concentrates based on alquilenglicoles or its derivatives and compositions containing aqueous Coolants

摘要

ANTIFREEZE concentrates based on alquilenglicoles or its derivatives, which contain: (a) 0.05 to 10% by Weight with respect to the total amount of Concentrate,A mixture of at least two different dicarboxylic acids, each with 3 or 16 C Atoms in the form of its Salts of alkali Metals, of ammonium salts or substituted ammonium salts, (0, b)1 to 5% by Weight with respect to the amount of concentrated in one or more of several compounds of alkali metal, ammonium molybdates or substituted ammonium molybdates and (c) 0.01 to 3% by weight,With respect to the total amount of Concentrate,A mixture of at least two different Corrosion Inhibitor selected from the group of triazoles Hydrocarbon and The Hydrocarbon thiazoles