Method for preparation of a hardening composition
US5932000A · kind A · utility
12Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1997 |
| Grant date | Aug 3, 1999 |
| Priority date | — |
| Expiry date | Sep 12, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B14/062
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for preparing concrete or mortar in which a mixture of a hydraulic binder, aggregates, water, and colloidal silica is prepared. The relative standard deviation of the particle size distribution by numbers of the colloidal silica is at least about 30%. The invention also relates to concrete or mortar obtainable by the method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.