Patent · US Expired

Sulfonated alkylamines as degreasers and hydrotropes

US6306816A · kind A · utility

0Cited by
7References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 2001
Grant dateOct 23, 2001
Priority date—
Expiry dateJan 9, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/83
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The reaction product of an alkylenediamine, each amino group thereof being a primary or secondary amino group; with at least two equivalents of an acrylamidoalkanesulfonic acid or a salt thereof, wherein each amine nitrogen atom of said alkylenediamine is reacted with a single molecule of the acrylamidoalkane sulfonic acid or salt thereof provides a useful surfactant or hydrotrope.

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