Acid/base binder comprising phosphate-based cements
US10322972B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Dec 21, 2015 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Mar 14, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention describes a phosphate-based inorganic binder obtained by reaction between at least one basic constituent and an acidic phosphate salt, in the presence of a retarder which is an X+A− salt, the solubility of which in an aqueous medium, measured at 25° C., is greater than that of the acidic phosphate salt, and in which:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.