C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/3.3
C11D 17/06 (2006.01) C11D 3/00 (2006.01) C11D 3/16 (2006.01) C11D 3/37 (2006.01) C11D 11/00 (2006.01)
Patent
CA 1139631
Case 1-11746/+ Process for the preparation of foam-controlled detergents Abstract of the Disclosure The present invention relates to a process for the preparation of foam-controlled pulverulent detergents. In this process (a) 80 to 99,9 parts by weight of a pulveru- lent, water-soluble, non-surfactant constituent of the detergent are mixed homogeneously with (b) 0.1 to 20 parts by weight of silicone oil or silicone oil/silica mixtures, which are homogeneously dispersed or dissolved in a sol- vent, the solvent is then removed and the residue is mixed with further constituents necessary for the preparation of a detergent. If desired, the detergent can also be treated as a whole with component(b). The process enables the detergents (washing powders) of any desired foam capacity to be prepared.
322552
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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