Patent · US Expired

Granules based on silicate antiredeposition agent mixtures and method for manufacturing same

US5998360A · kind A · utility

1Cited by
18References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 13, 1998
Grant dateDec 7, 1999
Priority date
Expiry dateApr 13, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D3/0036
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Soluble alkali metal silicates combined with antiredeposition agents can actually have a beneficial effect on bleach stabilisation if said antiredeposition agents are intimately mixed with an alkali metal silicate solution, the resulting product being then dried (spray drying, turbo drying, etc . . . ) into granules.

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