05.08.20
US Patent No. 10,617,627 B2 (Geng Li, James SaNogueira); Edgewell Personal Care Brands, Chesterfield, MO, has patented sunscreen composition comprising a photoprotective agent comprising one or more of homosalate, octisalate, octocrylene, oxybenzone, or avobenzone; two or more water soluble polymers comprised a mixture of poloxamer 338 as a first water soluble polymer and polypropylene glycol (PPG-12)/saturated methylene diphenyl diisocyanate (SMDI) copolymer as a second water soluble polymer; and one or more water insoluble polymers, wherein the water soluble polymers are present in an amount of about 1.0 wt % to about 5.0 wt.% based on a total weight of the sunscreen composition.