Propylene Glycol

CAS# 57-55-6

Product Description

Propylene Glycol is a liquid alcohol used as a solvent, in antifreeze, and in the food, plastics, and perfume industries.

Product:

Propylene Glycol

CAS:

57-55-6

Synonym:

1,2-propanediol; Propane-1,2-diol; 1,2-dihydroxypropane; 2-Hydroxypropanol

Structure:

Typical Characteristics

Appearance

Clear colourless viscous liquid

Boiling point

187 °C

Density

1.036 g/cm3

Melting point

−60 °C

Molecular Weight

76.09

Purity

≥99.5 %

Refractive index

1.432

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We Offer Propylene Glycol
in various grades

A few of the grades available are listed below:

Propylene Glycol used in many
industry applications

Propylene glycol, a colorless and odorless liquid, finds various industrial applications owing to its unique properties. Here's a list of some of its industrial uses:

  1. Humectant: Propylene glycol is widely used as a humectant in personal care products, such as cosmetics, lotions, and moisturizers, where it helps retain moisture and prevent drying of the skin and hair.
  2. Solvent: It serves as a solvent in various industrial processes, including pharmaceuticals, cosmetics, food, and fragrance production, where it dissolves and disperses active ingredients, flavors, and fragrances.
  3. Antifreeze: Propylene glycol is employed as an antifreeze agent in automotive, HVAC, and industrial cooling systems to lower the freezing point of water and prevent engine coolant from freezing during cold weather conditions.
  4. Deicing Fluids: It is used as an ingredient in deicing fluids and antifreeze solutions for aircraft, where it melts ice and snow on aircraft surfaces and prevents ice buildup on wings, engines, and fuselage.
  5. Heat Transfer Fluids: Propylene glycol is utilized as a heat transfer fluid in HVAC systems, refrigeration units, and thermal storage systems, where it transfers heat efficiently due to its high thermal conductivity and low freezing point.
  6. Moisturizers: It is used in the production of moisturizing creams, lotions, and serums for skincare applications, where it provides hydration and emollient properties to improve skin texture and appearance.
  7. Food Additives: Propylene glycol is employed as a food additive and preservative in various food products and beverages, including baked goods, dairy products, and flavored syrups, where it acts as a humectant and stabilizer.
  8. Pharmaceuticals: It serves as a solvent and excipient in pharmaceutical formulations, including oral medications, injections, and topical solutions, where it aids in the dissolution and dispersion of active pharmaceutical ingredients.
  9. Cosmetics: Propylene glycol is utilized in the production of cosmetics, such as makeup, hair care products, and fragrances, as a solvent, emulsifier, and moisturizing agent to improve product texture and performance.
  10. Flavorings: It is used as a carrier and solvent for flavorings and extracts in the production of food products, beverages, and tobacco products, where it helps dissolve and disperse flavor compounds.
  11. Textile Processing: Propylene glycol is employed in textile processing as a dyeing assistant and finishing agent to improve dye uptake, color uniformity, and fabric softness.
  12. Industrial Lubricants: It serves as a lubricant additive in industrial lubricants, hydraulic fluids, and cutting oils to reduce friction, wear, and corrosion on metal surfaces.