Company News, Patents

Sunscreen Method Patented by Shiseido

Patent No. US 6,749,838 B1: Shiseido Company Ltd., Tokyo, Japan, patented a sunscreen cosmetic containing a micro particle zinc oxide composite powder that is coated with a silicic anhydride and treated with a silicone on the surface. This composition is then dispersed in oil or water via a media-agitating mill or a high-pressure dispersing machine.

Add us as a preferred source on Google

Get the latest Happi news, insights and analysis in your Google Search and AI experiences.

Keep Up With Our Content. Subscribe To Happi Newsletters