Lecithin-containing blend for soft and tight uppers and nappas The leather chemical Synthol LC is a lecithin-containing blend for soft and tight uppers and nappas. Suitable applications include bag leather, shoe upper and double face. Characteristics Synthol LC is used for soft articles with a tight grain. Leathers fatliquored with Synthol LC have an exceptionally full and elastic handle. Synthol LC gives deep inner softness even at higher substances. Dyed shades are full and brilliant when Synthol LC is used for fatliquoring. TDS request Request a TDS of product TDS Sample request Request a sample of product Request Part of Smit’s Renewability range Discover our bio-based wet end solutions for excellent leather performance. Download brochure