Patent · US Expired

Surfactant mixtures and their use

US4820448A · kind A · utility

5Cited by

6References

16Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Ingo Wegener · Goldkronach, DE
Alfred Meffert · Monheim, DE
Ditmar Kischkel · Monheim, DE

Key dates

Filing date	Sep 8, 1987
Grant date	Apr 11, 1989
Priority date	—
Expiry date	Sep 8, 2007

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D1/72
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A low-water content surfactant mixture which is pourable and pumpable at ambient temperature having high wetting power and detergency when used in a fabric detergent composition has a water content of no more than about 20% by weight, and consists essentially of (1) from about 50 to about 65% by weight of a C.sub.12 -C.sub.18 fatty alcohol ethoxylate containing an average of about 10 moles of ethylene oxide, (2) from about 5 to about 15% by weight of an alkali metal salt of a C.sub.16 -C.sub.18 tallow alcohol sulfate; (3) from about 4 to about 15% by weight of a C.sub.12 -C.sub.16 alkane sulfonate alkali metal salt and/or the disodium salt of n-octyl sulfosuccinate; and (4) from about 5 to about 13% by weight of a free C.sub.16 -C.sub.18 fatty acid.

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