MERQUAT 550 is a cationic copolymer developed for improved compatibility and clarity in anionic systems. This highly substantive copolymer is recommended to improve wet and dry properties of products and to enhance feel. The MERQUAT 550 polymer line results in the highest conditioning. It imparts a smooth, velvety feel and improves slip and moisturization. It also improves wet combing and detangling properties, provides luster and soft feel, and reduces tightness after drying, providing excellent moisturization.