Sizing composition for fibers, in particular mineral fibers, based on humic and/or fulvic acid, and resulting insulating products
US9630877B2 · kind B2 · utility
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13References
21Claims
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Key dates
| Filing date | Jan 17, 2013 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Apr 25, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/7658
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as glass or rock fibers, which includes at least one humic acid and/or one fulvic acid or a salt of these acids, at least one saccharide, and at least one inorganic acid ammonium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.