Compact solid laundry detergent formulation with low inorganic builder content

• Main Authors: RAHM, RAINER., 67071 LUDWIGSHAFEN, DE, BAUR, RICHARD., 67112 MUTTERSTADT, DE, BERTLEFF, WERNER., 68519 VIERNHEIM, DE, OETTER, GUENTER., 67227 FRANKENTHAL, DE, DETERING, JUERGEN., 67117 LIMBURGERHOF, DE
• Format: Patent
• Language: English; German
• Published: 04.02.1999
• Edition: 6
• Subjects: ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES; CANDLES; CHEMISTRY; DETERGENT COMPOSITIONS; DETERGENTS; FATTY ACIDS THEREFROM; METALLURGY; RECOVERY OF GLYCEROL; RESIN SOAPS; SOAP OR SOAP-MAKING; USE OF SINGLE SUBSTANCES AS DETERGENTS

Solid laundry detergent formulation contains (A) 1-30 wt.% inorganic builder based on carbonate, (B) 0-12 wt.% inorganic builder based on crystalline or amorphous aluminosilicates and/or silicates, (C) 0-5 wt.% inorganic builder based on phosphate, (D) 1-40 wt.% glycine-N,N-diacetic acid derivative(s) of formula MOOC-CH(R)-N(CH2COOM)2 (I) as organic builder, (E) 0-40 wt.% anionic surfactant and (F) 0.5-50 wt.% non-ionic surfactant; in which R = (a) 1-30C alkyl or 2-30C alkenyl (which may have up to 5 hydroxyl, sulfate, sulfonate, formyl, 1-4C alkoxy, phenoxy or 1-4C alkoxycarbonyl substituents and up to 5 non-adjacent oxygen (O) and/or nitrogen (N) atoms in the chain), (b) alkoxylate of the formula -(CH2)k-O-(A O)m-(A O)n-Y, (c) phenyl-(1-20 C)-alkyl, (d) 5-6-membered (un)saturated (benzo)-heterocyclyl with up to 3 hetero-atoms selected from N, O and sulfur (S) in the ring; or (e) -A-CH(COOM)-N(CH2COOM)2; A , A = 2-4C 1,2-alkylene; Y = hydrogen (H), 1-12 C alkyl, phenyl, 1- 4 C alkoxycarbonyl or sulfo; k = 1, 2 or 3; m, n = 0-50; m+n \- 2; A = 1-12 C alkylene or a chemical bond; M = H, alkali(ne earth) metal or optionally substituted ammonium.