Patent · US Expired

Cementitious mixture containing high pozzolan cement replacement and compatabilizing admixtures therefor

US6008275A · kind A · utility

68Cited by
33References
70Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1998
Grant dateDec 28, 1999
Priority date
Expiry dateMay 14, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/91
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A cementitious mixture comprises a hydraulic cement; greater than about 10% by weight of a pozzolanic cement replacement selected from fly ash, slag, natural pozzolans, and mixtures thereof, based on the weight of said hydraulic cement and cement replacement; and a compatabilizing admixture, wherein the compatabilizing admixture comprises a compatabilizing polycarboxylate polymer dispersant capable of acting as a water reducer, in combination with an accelerator.

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