Propylene glycol is a fatty alcohol with certain viscosity and hygroscopicity. Propylene glycol is added to many cosmetics and ointments, which mainly plays a hydrophilic and moisturizing role and avoids excessive dryness of the skin. For example, the makeup remover, lotion and essence that people often use are all added with propylene glycol.
Diol is a chemical preparation, which needs to go to the hospital for specialist consultation in time to avoid abuse.
Propylene glycol action:
In the food industry, propylene glycol reacts with fatty acids to produce propylene glycol fatty acid esters, which are mainly used as food emulsifiers. Propylene glycol is an excellent solvent for condiments and pigments.
In pharmaceutical industry, propylene glycol is often used as a solvent, softener and excipient in the manufacture of various ointments and ointments. Propylene glycol is used as a carrier of various spices and a solvent and softener for cosmetics because of its good compatibility with various spices. Propylene glycol is also used as tobacco humectant, mildew inhibitor, lubricating oil for food processing equipment and solvent for food marking ink.
Baidu Encyclopedia-1, 3- propanediol