Additive for dewaterable slurry and slurry incorporating same
US7419544B2 · kind B2 · utility
31Cited by
137References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2004 |
| Grant date | Sep 2, 2008 |
| Priority date | — |
| Expiry date | Oct 6, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S106/01
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cementitious slurry comprising fly ash having a predominant particle size of up to about 10 microns, and/or aluminous material having a predominant particle size of up to about 150 microns. The additive acts as a water reduction agent and can replace either wholly or partially a conventional plasticiser.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.