Patent ID: 7279453

Claim:
A process of making particulate foam regulating granulates, comprising the steps of spraying an aqueous foam regulating emulsion that comprises 15% to 60% by weight of a foam regulating active ingredient based on either or both a paraffin wax or silicone oil, 2% by weight to 15% by weight of a nonionic and/or anionic emulsifier, and not more than 80% by weight of water onto a solid carrier material, optionally followed by a drying step, wherein the carrier material comprises from 60% by weight to 80% by weight of an alkali metal carbonate and from 3% by weight to 9% by weight of a Brønsted acid selected from the group consisting of NaHSO 4 , Na 2 HPO 4 , NaH 2 PO 4 and mixtures thereof.