Antifreeze

   
   

The present invention relates to antifreeze concentrates comprising a) from 0.05 to 10% by weight of one or more sulfonated or sulfated polyglycols of the formula R--(O).sub.l -(A-O).sub.m --(CH.sub.2).sub.k --SO.sub.3 X in which A is C.sub.2 - to C.sub.4 -alkylene, R is H, C.sub.1 - to C.sub.10 -alkyl, C.sub.2 - to C.sub.20 -alkenyl or C.sub.6 - to C.sub.18 -aryl, X is H, an alkali metal or alkaline earth metal, k is a number from 0 to 10, l is 0 or 1, m is a number from 1 to 200, b) from 0.05 to 5% by weight of one or more carbamates of the formula ##STR1## in which X is O or S, R is C.sub.1 - to C.sub.8 -alkyl or C.sub.6 - to C.sub.18 -aryl, or a corresponding ammonium salt, c) from 0.05 to 5% by weight of an aliphatic or aromatic amine, d) from 0.01 to 1% by weight of a hydrocarbon-triazole, e) alkylene glycols to 100% by weight.

Присытствыющим вымыслом относит к шлихам антифриза состоя из a) от 0.05 до 10% by weight of полигликоли one or more сульфонат или сульфатизированные формулы р -- (O).sub.l -(A-O).sub.m -- (CH.sub.2).sub.k -- SO.sub.3 x в а будет C.sub.2 - к C.sub.4 - алкилену, р ю, C.sub.1 - к C.sub.10 - алкилу, C.sub.2 - к C.sub.20 - алкенил или C.sub.6 - к C.sub.18 - арилу, х будет ю, металлом алкалиа или металлом алкалической земли, к будет номер от 0 до 10, л 0 или 1, м будет номер от 1 до 200, b) от 0.05 до 5% by weight of one or more карбаматы в которым х будет о или с, р будет C.sub.1 - к C.sub.8 - алкил или C.sub.6 - к C.sub.18 - арил, или соответствуя солью аммония, c) от 0.05 до 5% by weight of алифатический или ароматичный амин, d) от 0.01 до 1% by weight of углерод-triazol, e) гликоли алкилена до 100% весом.

 
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