Chemistry of your hair: Adsorbing and substantivity

Two definitions you should know when dealing with hair care products – what it means when something is substantive, and what it means when something adsorbs to your hair. (From the post “How conditioners work!” from July 25, 2009…)A conditioning agent (like Incroquat BTMS-50) is a cationic quaternary compound. It’s a positively charged compound that…