Tripropylene Glycol (TPG)

Tripropylene Glycol (TPG) is a versatile glycol compound widely used in industrial, consumer, and specialty chemical applications. Known for its excellent solvency, humectant properties, low volatility, and thermal stability, TPG is a multifunctional raw material that supports both bulk manufacturing and high-value specialty formulations. Its chemical structure makes it an effective solvent, carrier, and intermediate in polymer and resin chemistry, while its moisture-retaining properties add value in consumer and personal care products.

In industrial applications, tripropylene glycol is employed in heat transfer fluids, antifreeze formulations, hydraulic fluids, and lubricants, where its stability and high boiling point provide reliable performance under demanding conditions. In specialty markets, TPG is used in coatings, adhesives, cosmetics, and pharmaceuticals, serving as a carrier for active ingredients, a humectant in personal care products, and a processing aid in chemical manufacturing. It also finds use in fragrance and flavor applications, where its low odor and solubility enhance product stability. With its balance of versatility, efficiency, and safety, tripropylene glycol remains a critical raw material for industries including automotive, construction, personal care, healthcare, and specialty chemical manufacturing.

Synonyms: TPG, Oxybis(2-propanol) oligomers, Tripropylene glycol mixture, Poly(propane-1,2-diol), Tripropylene glycol fraction

Characteristics:

IUPAC Name: 2,2'-[oxybis(methyl-2,1-ethanediyloxy)]di(1-methylethanol)

CAS Number: 24800-44-0

UN Number: N/A

Recommended Use / Industries:

• Fragrance and cosmetics formulations
• Plasticizers and resins
• Industrial solvents
• Coatings and adhesives