Patent · US Active

Soluble laundry detergent sheets with soil release polymers

US12305147B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Frank Janssen · Amsterdam, NL
David Matulla · Hilden, DE
Birgit Scheffers · Dressendorf, DE
Beate Seebauer · Langenfeld, DE
Dorothea Kapitza · Dressendorf, DE
Susanne Schneider · Sindelfingen, DE

Key dates

Filing date	Apr 19, 2021
Grant date	May 20, 2025
Priority date	—
Expiry date	Jan 31, 2043

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D2111/12
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A method for manufacturing a water-soluble laundry detergent sheet from a liquid composition including the following components: (a) at least one soil release polymer, (b) at least one surfactant, (c) at least one water-soluble polymer, (d) optionally at least one washing booster, (e) optionally at least one perfume component, and (f) optionally at least one adjunct detergent ingredient. Also encompassed are the water-soluble laundry detergent sheets obtainable by the method and the use thereof for cleaning textiles and in methods for cleaning textiles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.