Compositions and methods and uses relating thereto
US11732205B2 · kind B2 · utility
1Cited by
2References
24Claims
0Family size
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Key dates
| Filing date | Jun 17, 2022 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Jun 17, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A quaternary ammonium compound of formula (I): wherein R0, R1, R2 and R3 is each independently an optionally substituted hydrocarbyl group, X is a linking group, R4 is an optionally substituted alkylene group, R5 is hydrogen or an optionally substituted alkyl, alkenyl or aryl group, and n is 0 or a positive integer, provided that n is not 0 when R5 is hydrogen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.