Patents

Sunscreen Composition

US Patent No. 10,076,475 B2; International Business Machines Corporation, Armonk, NY, has patented a sunscreen composition comprising one or more particles in a sunscreen composition, wherein each of the one or more particles comprises zinc oxy-sulfide and has a band gap between two electron volts and three electron volts, and wherein at least one layer of zinc oxide particles coats the particles....

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