Patent · US Expired

Automatic dishwashing tablets

US6162777A · kind A · utility

13Cited by
17References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 1999
Grant dateDec 19, 2000
Priority date
Expiry dateNov 3, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D1/722
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An automatic dishwashing composition which is in the form of a tablet which generally comprises an alkali metal phosphate detergent builder salt, an alkali metal carbonate, a lubricant, a dialkali metal disilicate, a nonionic surfactant, a crosslinked polyacrylic acid polymer, a wax coated chlorine bleach compound, and optionally an anionic surfactant.

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