Patent · US Expired

Surfactant mixtures comprising acyloxyalkanesulfonates

US6063753A · kind A · utility

0Cited by

5References

6Claims

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Assignee

Clariant Corporation · DE

Inventor

Bernd Nestler · Jena, DE

Key dates

Filing date	Sep 25, 1997
Grant date	May 16, 2000
Priority date	—
Expiry date	Sep 25, 2017

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/596
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Surfactant mixtures based on acyloxyalkanesulfonates prepared by reacting more than one mole of one or more fatty acids with one mole of a mixture of alkali metal and/or alkanline earth metal hydroxyalkanesulfonate and ammonium hydroxyalkanesulfonate in the presence of an esterification catalyst at a temperature from 100 to 260.degree. C.

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