VANNOPPLOESELIG KOMPLEKSDANNENDE MIDDEL FOR METALLISKE KATIONER, BESTAAENDE AV AKRYLISKE TERPOLYMERER MED HOEY KOMPLEKSDANNENDE EVNE OG HOEY TERSKELVERDI, SAMT ANVENDELSE DERAV.

摘要

Water-soluble agent of complexing of the metal cations having a high complexing power and a threshold effect high, of acrylic copolymers, characterizes in that said agent is the shape of the terpolymers comprising acrylic and methacrylic and itaconic, of general formula: & br / (see appended drawing in bopi) & br / in which the indices, expressed in percent by weight, have at least one value of 10 to the x and y and a value of 5 to 1 / p.