Zeolite-based phosphate-free detergent builder composition

摘要

PCT No. PCT/EP91/01976 Sec. 371 Date Apr. 26, 1993 Sec. 102(e) Date Apr. 26, 1993 PCT Filed Oct. 17, 1991 PCT Pub. No. WO92/07928 PCT Pub. Date May 14, 1992.Phosphate-free builder combinations containing zeolite, crystalline layer silicates corresponding to formula (I) NaMSixO2x+1.yH2O, in which M is sodium or hydrogen, x is a number of 1.9 to 4 and y is a number of 0 to 20, and polymeric polycarboxylates may be used separately as water softeners or in detergents. Their primary and secondary detergent properties are so favorable that there is little or no need to use phosphonates.