Patent · US Expired

Washing additive in paste form containing an activator for per compounds, and package therefor

US4610799A · kind A · utility

57Cited by
12References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 1985
Grant dateSep 9, 1986
Priority date
Expiry dateApr 22, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/72
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A washing additive consisting of a bag, filled with a detergent composition, of a polyvinyl-alcohol-based film readily soluble in borate-containing aqueous solutions. The detergent composition is a mixture of a nonionic surfactant, a quaternary ammonium compound containing a long-chain radical, which may be completely or partly replaced by a fatty amine ethoxylate or by a .beta.-aminoalkyl propionic acid derivative, an activator for per compound, an antigel agent, and a viscosity regulator, wherein the mixture has a viscosity of from 1000 to 100,000 mPas for a shear gradient of from 5 to 500 s.sup.-1.

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