C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/08 (2006.01) C01B 15/10 (2006.01) C09K 15/20 (2006.01) C11D 1/37 (2006.01) C11D 1/65 (2006.01) C11D 1/94 (2006.01) C11D 3/12 (2006.01) C11D 3/33 (2006.01) C11D 3/39 (2006.01) C11D 1/14 (2006.01) C11D 1/29 (2006.01) C11D 1/52 (2006.01)
Patent
CA 2141609
Detergent compositions comprising ethylenediamine-N,N'-disuccinic acid or salts thereof, an alkali metal percarbonate bleach and a crystalline layered sodium silicate of formula LMSi xO 2xH.yH 2O wherein L is an alkali metal, and M is sodium or hydrogen, x is a number from 1.9 to 4 and y is a number from 0 to 20 are provided. The compositions also preferably comprise additional non-phosphate detergent builder compounds.
Divulgation de compositions de détergent comprenant de l'acide éthylènediamine-N,N'-disuccinique ou des sels correspondants, un agent de blanchiment à base de percarbonate de métal alcalin et un silicate de sodium stratifié de formule LMSi xO 2xH.yH 2O, dans laquelle L est un métal alcalin, et M est un sodium ou un hydrogène, x est un nombre entre 1,9 et 4, et y est un nombre entre 0 et 20. Les compositions comprennent également de préférence des adjuvants pour détergents non phosphatés.
Addison Michael C.
Moss Michael A. J.
Kirby Eades Gale Baker
The Procter & Gamble Company
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