Washing agent with improved optical and rheological properties

US11692158B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Frank Meier · Goldkronach, DE
• Peter Schmiedel · Dressendorf, DE
• Daniel Thomas Piorkowski · Fairfield, US
• Kathrin Schnepp-Hentrich · Monheim, DE
• Berthold Schreck · Goldkronach, DE

Key dates

• Filing date: Jul 23, 2020
• Grant date: Jul 4, 2023
• Expiry date: Mar 8, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D2111/12
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A washing agent portion unit including a) at least one first receiving chamber, b) at least one water-soluble film surrounding this first receiving chamber, and c) at least one first flowable washing agent preparation located in the first receiving chamber, which preparation contains, based on the total weight thereof, i) 40 to 80 wt. % surfactant; ii) 2 to 15 wt. % fatty acid; iii) 0.3 to 8 wt. % of salt of a divalent cation; iv) 8 to 35 wt. % solvent; d) at least one second receiving chamber which is surrounded by a water-soluble film and is filled with a second washing agent preparation which differs from the first flowable washing agent preparation, wherein the first receiving chamber and the second receiving chamber are directly adjacent to one another and separated from one another by a water-soluble film, and washing methods using these washing agent portion units.