Use of an ampholyte copolymer as colloidal stabilizer in a process of encapsulating fragrance
US10758885B2 · kind B2 · utility
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1References
20Claims
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Key dates
| Filing date | Sep 18, 2017 |
| Grant date | Sep 1, 2020 |
| Priority date | — |
| Expiry date | Sep 18, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to the use of an ampholyte copolymer as a colloidal stabilizer in the preparation of core-shell microcapsules containing a fragrance,
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.