Nanodiamond UV protectant formulations

摘要

A cosmetic or sunscreen preparation provides transmission attenuation of ultraviolet A and ultraviolet B and ultraviolet C light when applied to human tissue to reduce exposure comprises a dispersion of an effective amount of diamond nanoparticle in a physiologically compatible medium, where the diamond nanoparticles have a size greater than about 60 nm.

主权项

1. A cosmetic preparation comprising:
a dispersion of an effective amount of diamond nanoparticle aggregates in a physiologically compatible medium, wherein a plurality of the diamond nanoparticle aggregates have a size greater than about 60 nm and less than about 1 micron, the diamond nanoparticle aggregates provide ultraviolet radiation attenuating properties for ultraviolet radiation having a wavelength between about 190 and 400 nm, and diamond nanoparticles comprising the aggregates are produced by a detonation process.