Washing compositions containing inorganic silicates and...

D - Textiles – Paper – 06 – L

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134/3, 134/35

D06L 1/12 (2006.01) C11D 3/00 (2006.01) C11D 3/12 (2006.01) D06L 1/00 (2006.01)

Patent

CA 1036455

ABSTRACT OF THE DISCLOSURE A method of washing soiled textiles, wherein the soiled textiles are immersed in an aqueous liquor which con- tains at least one compound inhibiting alkaline earth metal ion precipitation on said soiled articles comprising using finely-dispersed, water-insoluble silicate compounds having a calcium-binding power of at least 50 mg CaO/gm of anhydrous active substance and having the formula, combined water not shown (M2/nO)x ? Me2O3 ? (SiO2)y where M is a gallon of the valence n, exchangeable with calcium, x is a number of from 0.7 to 1.5, Me 18 a member selected from aluminum and boron and y 18 a number of from 0.8 to 6, as said compound inhibiting alkaline earth metal ion precipita- tion; as well as washing compositions containing said silicate compounds.

197628

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