WATER-SOLUBLE, WATER-SOFTENING BUILDER

摘要

The invention provides a water-soluble, water-softening builder in the form of a tablet comprising 40-98% by weight of a combination of a) one or more organic, multifunctional polycarboxylic acid(s) or alkali metal salts thereof, and b) a polymer with water,softening properties in an a:b weight ratio of from 80:20 to 50:50, where the polymer with water softening properties is a partially neutralized polyacrylic acid having a molecular weight of 1500-8000.