Amorphous inorganic builder for use in washing agents

摘要

Amorphous mixed silicate builders (I) for use in washing agents are claimed. Amorphous builders having formula (I) in anhydrous form are new. M = a group Ia element; Me = an element of group IIa, IVa, IIb, IIIb, Vb or VIII; x/y = 1.0 - 4.0; z/x = 0.001-1.0; n/m = 1-4 The amorphous builder has a water content of 20 wt. % or less.