Propylene Glycol (PG)

Propylene glycol (1,2-propanediol) is a diol from propylene oxide. Industrial and USP/food grades differ sharply in specification; industrial PG is a solvent, humectant, and UPR/polyol intermediate.

Industry Applications

Unsaturated polyester resins, functional fluids, coatings, plasticizers, and (where specified) food, pharma, and personal-care humectant grades.