Lubricating base oils from esterified alkoxylated polyols using saturated long-chain fatty acids
US11807826B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Dec 16, 2021 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Dec 16, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to methods and compositions for making bio-based, biodegradable, and non-bioaccumulating lubricating base oils generated by esterifying alkoxylated polyols (average alkoxylation ≥3) with long-chain (≥C14) saturated and unsaturated fatty acids (FA) or fatty acids modified using industry recognized techniques.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.