Nanomodified concrete additive and high performance cement past and concrete therefrom
US7786192B2 · kind B2 · utility
2Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2007 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Sep 22, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B40/0039
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A concrete additive for a reinforced concrete composite is provided. The additive can have an exfoliated clay having an exfoliated layered silicate plate comprising structure, and at least one of an oligomer or polymer linking at least a portion of said silicate plate comprising structure. The additive can have a dispersant between the silicate plates. The clay can include sodium or calcium montmorillonite or a phosphatic clay. The oligomer or polymer can include polyvinyl alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.