Patent · US Expired

Quaternary ammonium salt composition

US7214718B1 · kind B1 · utility

4Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 2000
Grant dateMay 8, 2007
Priority date
Expiry dateJul 12, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/62
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a softening base and a softener having biodegradability employing a quaternary ammonium salt composition comprising (M) a monoester quaternary salt represented by the formula (I), (D) a diester quaternary salt represented by the formula (II) and (T) a triester quaternary salt represented by the formula (III), wherein the amount of (M) is 15 to 85% by weight, the amount of (D) is 0 to 44% by weight and the amount of (T) is 15 to 85% by weight based on the total amounts of (M), (D) and (T). The present invention also provides a process for producing the softener base and composition.wherein R, R1, n and X− are defined herein.

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