Process and agent for the prevention of tartrate deposits

Details Process and agent for the prevention of tartrate deposits Process and agent for the prevention of tartrate deposits

C - Chemistry, Metallurgy

02

F

134/39

C02F 5/12 (2006.01)

Patent

CA 1243917

ABSTRACT OF THE DISCLOSURE The scale-inhibiting agent used is a combination with a synergistic effect of at least 50% by weight of salified polymers of ethylenic acids, chosen from polymaleates, polyacrylates, polymethacrylates, maleate- acrylate copolymers, acrylate-methacrylate copolymers, acrylate-metha- crylate-itaconate terpolymers, and mixtures of these substances, and at most 50 wt.% aliphatic polyamines with the formula Image wherein R represents an aliphatic radical having 12 to 18 carbon atoms and n can be an odd or even whole number between 1 and 6, the percentages being based on polymers and polyamines in the dry state. These percentages are preferably 5 to 15 wt.% aliphatic polyamines per 95 to 85 wt.% polymers.

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