Chemically reactive surface-applied waterproofing for post-construction materials
US11554995B2 · kind B2 · utility
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12References
16Claims
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Key dates
| Filing date | May 27, 2020 |
| Grant date | Jan 17, 2023 |
| Priority date | — |
| Expiry date | Mar 27, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/27
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Post-construction materials, including concrete, containing water insoluble polymers are disclosed herein. The water insoluble polymers are formed beneath the surface of the post-construction material using a first composition comprising a blend of fatty acid salts and a second composition comprising alkaline earth metal halides or alkaline earth metal carbonates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.