Patent · US Expired

Low-concentration, high-viscosity aqueous fabric softeners

US6180594A · kind A · utility

20Cited by

16References

11Claims

0Family size

Assignee

Witco Surfactants GmbH · DE

Inventors

Michael Fender · Colorado Springs, US
Hans-Jurgen Kohle · Leingarten, DE
Simone Schussler · Bad Orb, DE

Key dates

Filing date	Nov 11, 1999
Grant date	Jan 30, 2001
Priority date	—
Expiry date	Nov 11, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/0015
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a low-concentration, high-viscosity aqueous laundry fabric softener dispersion based on quaternary triethanolamine fatty acid esters and having a defined ratio of triethanolamine to fatty acid, the fatty component having a specific degree of saturation.

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