| http://www.w3.org/ns/prov#value | - The polycarboxylic acids are advantageously employed in the form of their alkali metal salts, for example as lithium, sodium or potassium salts, of which sodium salts are preferred.These polymers (S???) are, in particular in the form of their alkali metal salts, water-soluble (i.e. they form, at least under application conditions, true or colloidal solutions in water).For the production of corresp
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