Compositions and method to improve the durability of calcium silicate-based cements and concretes
US11518715B2 · kind B2 · utility
0Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2018 |
| Grant date | Dec 6, 2022 |
| Priority date | — |
| Expiry date | Sep 29, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/18
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Calcium silicate-based cements and concretes are disclosed, which result in concrete compositions that have an increased durability. A cement product includes a plurality of particles of a carbonatable calcium silicate cement and 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.