Compositions and method to improve the aesthetics of calcium silicate-based cements and concretes
US12012362B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | Nov 21, 2018 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Sep 24, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/18
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Carbonatable calcium silicate-based cements and concretes are presented, which result in concrete compositions that have an improved aesthetics. A cement product includes a plurality of particles of a carbonatable calcium silicate cement and a first additive; wherein, the first additive is a hydrophobic organic acid, or a salt thereof, or a silane, or a polysiloxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.