Concrete water-reducing admixture
US4205993A · kind A · utility
8Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 1978 |
| Grant date | Jun 3, 1980 |
| Priority date | — |
| Expiry date | Oct 18, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B28/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A water-reducing admixture for use in hydraulic cement compositions comprising about 25 parts by weight of a lignosulfonic acid salt, from about 6 to 16 parts of calcium formate; and from about 2 to 8 parts of monosaccharides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.