Maleic anhydride polymer-stabilized microcapsules
US9849435B2 · kind B2 · utility
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20Claims
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Assignee
Inventors
Key dates
| Filing date | Dec 18, 2014 |
| Grant date | Dec 26, 2017 |
| Priority date | — |
| Expiry date | Dec 18, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/505
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to microcapsules with a core-shell or matrix morphology stabilized by cross-linked nanoparticles. A process for the preparation of said microcapsules comprising selecting internal crosslinking of a Pickering emulsion is also an object of the invention. Perfumed consumer products, in particular fine fragrance, home and personal care products are also part of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.