Patent · US Expired

Hydraulic cement composition

US4073658A · kind A · utility

69Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1977
Grant dateFeb 14, 1978
Priority date
Expiry dateJan 26, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B24/38
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A hydraulic cement composition containing a hydrogenation product of an oligosaccharide, such as a hydrolyzate of starch, cellulose or hemicellulose, having an average molecular weight of 300 to 3,500, as an agent for improving the properties of the cement.

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