What are the applications of polyethylene glycol?

Polyethylene glycol (PEG) is a colorless, tasteless, non-toxic polymer compound, commonly used in medicine, food, cosmetics, coatings and other fields. The following are some common applications of polyethylene glycol:
Pharmaceutical field: PEG is an excellent biocompatible polymer, so it is widely used in drug delivery, tumor treatment and preparation of diagnostic reagents. PEG can also be used to prepare medical lubricants, eye drops, oral cleaners, etc.
Cosmetics: PEG can be used as an ingredient in basic skin care products, perfume, hair care and cosmetics. It has the functions of moisturizing, thickening, emulsifying, dissolving and stabilizing.
Food field: PEG is used to prepare drinks, dairy products, candy, chewing gum, etc. PEG can increase the consistency of food, improve the taste, prevent freezing burn, prevent crystallization, etc.
Industry: PEG can be used as a component of coatings, paints, resins, plastics and textiles. The water solubility, low toxicity, stability and emulsification properties of PEG make it an important chemical in industry.
Other fields: PEG can also be used to prepare artificial snow, banana preservative, thickener and defoamer.

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