Systems and methods for formaldehyde control
US12234410B2 · kind B2 · utility
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57References
19Claims
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Key dates
| Filing date | Dec 22, 2020 |
| Grant date | Feb 25, 2025 |
| Priority date | — |
| Expiry date | Dec 22, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Methods are provided to use water-free quench liquids to obtain pyrolytic liquid products with reduced formaldehyde content. Products include liquids with improved hydroxyacetaldehyde content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.