Patent · US Expired

Ready-to-use fabric softener concentrate

US4629574A · kind A · utility

4Cited by

4References

28Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Hans Nuesslein · Langenfeld, DE
Rolf Puchta · Haan, DE
Theodor Voelkel · Goldkronach, DE

Key dates

Filing date	Apr 5, 1984
Grant date	Dec 16, 1986
Priority date	—
Expiry date	Apr 5, 2004

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D1/62
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Aqueous, free-flowing concentrates containing a fabric-softening quaternary ammonium compound, an alkali metal soap or corresponding fatty acid, glycerol, and a water-soluble or water-miscible organic solvent. The soap or the corresponding fatty acid makes up from 1/70 to 1/3 of the quantity of fabric-softening quaternary ammonium compound, of which the concentrate contains at least 30% by weight.

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