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Thickening water-based products is one of the most important formulation needs, since rheology agents can significantly impact skin feel, product stability, and even the efficacy of the product. In … [Read More...]
The average SPF efficiency (SPF/1% sunscreen used) of a day-wear photo-protecting product sold in the U.S. is only around 1.8, while that of a beach product is 2.5. A good SPF booster can … [Read More...]
Polyurethanes are versatile polymers with a broad range of applications across many industries. In part one of this series, I discussed the chemistry of isocyanates / polyisocyanates and polyols. … [Read More...]
The sensorial modifier is one of the main success factors in a skin care emulsion. Many kinds of modifiers are available, such as silicones, esters, hydrocarbons, and ethoxylated glycerol esters. … [Read More...]