Patent · US Expired

Surfactant composition and method of making the same

US5487778A · kind A · utility

5Cited by
30References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 1, 1995
Grant dateJan 30, 1996
Priority date
Expiry dateMay 1, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/24
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The reaction product of: PA1 (a) a compound of the formula: ##STR1## wherein X is a member selected from the group consisting of N, O and S; R.sub.1 and R.sub.2 are independently a straight or branched, saturated or unsaturated non-aromatic hydrocarbon of four to eighteen carbon atoms; m is 1 or 2; and n is 0, 1 or 2; and (b) a compound selected from the group consisting of primary, secondary, tertiary and higher amines, which are liquid at room temperature.

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