Merck Patent Gesellschaft MIT Beschrankter Haftung

Merck Patent Gesellschaft MIT

Merck Patent Gesellschaft MIT Beschraenkter Haftung

Dorothee Wille

Thekla Kurz

Sabine Hitzel

Mohammad Jalalian

HansJ&uuml;rgen Driller

The invention relates e.g. to the use of aldehydes and/or ketones for improving the stability of cosmetic formulations containing butylmethoxydibenzoylmethane as organic light protection filters in conjunction with inorganic light protection filters.

Stable cosmetic formulation containing butylmethoxydibenzoylmethane

A cosmetic preparation having butylmethoxydibenzoyhmethane as a protection filter and insoluble inorganic particles which are titanium dioxide particles doped with cerium or iron ions which absorb in the UVA region and are added to improve the photostability of the cosmetic preparation.

Light-stable cosmetic formulation containing butylmethoxydibenzoylmethane

The present invention relates to stable aqueous formulations of the insect repellent ethyl 3-(N-butyl-acetamino)propionate.

Stable aqueous formulation of 3-(N-butylacetamino)-propionic acid ethyl ester

The invention relates to novel light protection filters for the VIS and IR region for the preparation of sunscreens and also to the use thereof in cosmetics. The invention further relates to sunscreens which have broad-band or ultraspectral protection.

Sunscreens having ultraspectral protection

The present invention relates to a dispersion of inorganic UV filters in liquid UV filters and their use in sunscreens.

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In den Wingerten, Germany

Dorothee Wille