High temperature lightweight thermal insulating cement and silica based materials
US10196309B2 · kind B2 · utility
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230References
22Claims
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Key dates
| Filing date | Oct 16, 2014 |
| Grant date | Feb 5, 2019 |
| Priority date | — |
| Expiry date | Oct 20, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A high temperature lightweight thermal insulating material is formed from a mixture that includes cement or silica sand, water and a foaming agent. The foaming agent can be an aluminum powder or a surfactant. The insulating material has a maximum use temperature greater than about 600 degrees Celsius.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.