Patent · US Expired

Cement compositions and admixtures thereof

US5792252A · kind A · utility

14Cited by
9References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1997
Grant dateAug 11, 1998
Priority date
Expiry dateOct 30, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2111/10
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Cement admixtures contain an alkali metal carbonate as component (a) and a mono- or di-carboxylate acid or alkali metal salt thereof or an alkali metal salt of a tricarboxylic acid as component (b).

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