Process for preparing mixtures comprising vanillin and ethyl vanillin
US11793225B2 · kind B2 · utility
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1References
20Claims
0Family size
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Key dates
| Filing date | May 16, 2017 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Jun 11, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/0275
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing a mixture comprising vanillin and ethyl vanillin which process comprises the steps of (i) mixing at least vanillin powder and ethyl vanillin powder, (ii) keeping the mixture obtained in step (i) in a vessel in order to let the vanillin and ethyl vanillin agglomerate, and (iii) breaking down at least one agglomerate obtained in step (ii) into smaller particles. The present invention also relates to a powdery mixture comprising vanillin and ethyl vanillin obtained by the process according to the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.