Production of adhesives and other glue-like materials from unextracted sewage treatment plant sludges, animal manures and animal manure-based sludges, and bacterial/fungal cells and cell components s as derived from culturing operations
US11891547B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Mar 18, 2021 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Mar 27, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F11/18
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A system and method for treatment of biomass originating from wastewater treatment biosolids to obtain valuable adhesives and composite materials is described herein. Some embodiments do not require purification of a biomass product or residue to produce an adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.