Patent · US Expired

Storage-stable whitener formulation

US5429767A · kind A · utility

5Cited by
9References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 15, 1993
Grant dateJul 4, 1995
Priority date
Expiry dateDec 15, 2013

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06L4/664
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention relates to storage-stable formulations comprising anionic fluorescent whitening agents, an anionic polysaccharide, one or more dispersants and water as well as further optional components. These formulations are especially suitable for the preparation of liquid detergent compositions.

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