Patent · US Expired

Sulfonated alkyl glucosides and use thereof in oil recovery

US4609478A · kind A · utility

14Cited by
10References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 21, 1984
Grant dateSep 2, 1986
Priority date
Expiry dateFeb 21, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S507/936
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A sulfonated 1-O substituted glucoside having the formula: ##STR1## wherein: (a) R is substituted or unsubstituted alkyl, aryl or aralkyl, PA1 (b) one or both of the R.sub.1 groups is either substituted or unsubstituted EQU MO.sub.3 S--CH.sub.2 --CH.dbd.CH--CH.sub.2).sub.n PA1 wherein M is H, a metal ion or ammonium, and PA1 n is an integer from 0 to 18, and PA1 (c) any remaining R.sub.1 group is H; useful as an oil recovery agent.

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