Foaming alcohol / water mixtures with a combination of alkylsiloxane and a hydrotrope / solubilizing agent
Patent Information
- Authority / Receiving Office
- DE · DE
- Patent Type
- Patents
- Current Assignee / Owner
- ECOLAB USA INC
- Filing Date
- 2021-07-06
- Publication Date
- 2026-06-17
AI Technical Summary
Existing foaming compositions are limited in their ability to effectively reduce the surface tension of low surface tension liquids such as alcohols, leading to insufficient foaming and emulsion formation, particularly in water/alcohol solutions and hydrocarbon condensates.
A synergistic combination of non-surface-active alkyl siloxanes and hydrotropes, specifically PEG-modified castor oil, is used to form stable foams and emulsions in these systems, acting as a surfactant without the need for additional surfactants.
The combination effectively lowers the surface tension of water, alcohol/water solutions, and hydrocarbon condensates, forming stable emulsions and removing oily and greasy stains, including non-transfats and fatty acids, without the need for additional surfactants.