Composite material of bismuth oxycarbonate and organosilicon compounds for filtering ultraviolet radiation

EP4731164A1Pending Publication Date: 2026-04-29LOREAL SA
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
LOREAL SA
Filing Date
2024-06-21
Publication Date
2026-04-29

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Abstract

The present invention relates to a composite material comprising at least one particle of bismuth oxycarbonate of empirical formula (BiO)2-x(CO3), and solvates thereof such as hydrates thereof, in which -0.4 < x < 0.6, the largest mean dimension of said particles being less than 400 nm; and at least one organosilicon compound, to the process for preparing them, and also to cosmetic compositions and uses using said composite materials.
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