Foam regulators containing paraffin hydrocarbons and hydrophobic silica

US4590237A · kind A · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Juan C. Wuhrmann · Goldkronach, DE
• Wolfgang Seiter · Neuss, DE
• Brigitte Giesen · Goldkronach, DE
• Edmund Schmadel · Leichlingen, DE

Key dates

• Filing date: Jan 2, 1985
• Grant date: May 20, 1986
• Expiry date: Jan 2, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/0026
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Foam regulators particularly suitable for use in surfactant-containing compositions, comprising a mixture of paraffin hydrocarbons and hydrophobic silica, preferably admixed with a carrier.