What is polypropylene glycol?

Polypropylene glycol is a synthetic compound that belongs to the class of polyols. It is a clear, colorless, viscous liquid with a slightly sweet odor. Polypropylene glycol is commonly used in a variety of industrial applications, including as a solvent, plasticizer, and lubricant.

One of the key properties of polypropylene glycol is its ability to form stable emulsions with water and other polar solvents. This makes it useful in products such as cosmetics, pharmaceuticals, and food additives where emulsification is required.

Polypropylene glycol is also known for its low volatility and high thermal stability, making it suitable for use in applications where high temperatures are involved. Additionally, it is non-toxic and generally considered to be safe for use in consumer products.

Overall, polypropylene glycol is a versatile compound that finds a wide range of applications in various industries due to its unique properties and characteristics.