Cleaning agents with protection against glass corrosion

US11193088B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Oliver Kurth · Langenfeld, DE
• Michael Kreis · Leverkusen, DE
• Thomas Doering · Dormagen, DE
• Robert Stephen Cappleman · Duisburg, DE

Key dates

• Filing date: Jul 16, 2019
• Grant date: Dec 7, 2021
• Expiry date: Jul 16, 2039

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D2111/18
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Cleaning agents, preferably dishwashing detergents, in particular the automatic dishwashing detergent, having at least one low-water, preferably substantially anhydrous gel-like phase which contains at least one water-soluble zinc salt, preferably zinc sulfate and/or zinc acetate, particularly preferably zinc acetate.