Sunscreen emulsion comprising silane-treated oxide
US10383811B1 · kind B1 · utility
2Cited by
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15Claims
0Family size
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Key dates
| Filing date | Apr 26, 2018 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Apr 26, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/651
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions including an aqueous phase emulsified within an external fatty phase comprising at least one silicone are provided. The compositions include iron oxide having a silane-treated surface, zinc-oxide having a silane-treated surface, a titanium dioxide-silica composite particulate, and hollow spheres of acrylic polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.