Method of making a fiber cement board with improved properties and the product
US8273174B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Dec 31, 2008 |
| Grant date | Sep 25, 2012 |
| Priority date | — |
| Expiry date | Nov 22, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cement product incorporating nanocrystalline cellulose and cellulose fiber throughout the product and a method of making the product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.