Cementitious compositions
US5556458A · kind A · utility
57Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 1994 |
| Grant date | Sep 17, 1996 |
| Priority date | — |
| Expiry date | Oct 6, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S106/01
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cementitious composition comprising PA1 (a) a cementitious material; PA1 (b) a fly ash which has a calcium oxide content of from 15-45% by weight; PA1 (c) a hydroxycarboxylic acid; and PA1 (d) a water-soluble source of alkali metal ions. The compositions are useful as concretes, grouts and mortars.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.