Patent · US Expired

Mortar admixture

US4707187A · kind A · utility

55Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 1986
Grant dateNov 17, 1987
Priority date
Expiry dateOct 7, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B24/383
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A mortar composition comprises a mortar and a carboxymethyl hydroxyethyl cellulose (CMHEC) having a degree of substitution (DS), by carboxymethyl group per a glucose unit, of 0.7 or less and a molar substitution (MS), by ethylene oxide per a glucose unit, of 1.2 to 7.0.

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