Ultra-light mineral foam
US11498871B2 · kind B2 · utility
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2References
21Claims
0Family size
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Key dates
| Filing date | Dec 5, 2016 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Aug 24, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for the production of a mineral foam includes separately preparing a slurry of cement and an aqueous foam, wherein the cement slurry includes water and Portland cement as well as calcium silicate hydrate crystallization seeds; contacting the slurry of cement with the aqueous foam to obtain a slurry of foamed cement; and casting the slurry of foamed cement and leave it to set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.