Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow Propylene Glycol PGI

Dow Propylene Glycol PGI (Industrial Grade) is a high-purity alcohol solvent, refined via high-temperature and high-pressure hydrolysis of propylene oxide. As a core product in Dow's industrial solvent series, it is designed for diverse industrial systems such as polyester resins, coatings and coolants

Features Of Dow Propylene Glycol PGI

  1. High-Purity Refining Process - Purity up to 99.5%, low impurity content, ensuring stable quality of end products

  2. Excellent Solubility & Compatibility - Miscible with water, alcohols and various solvents, adapting to wide formula systems

  3. Efficient Anti-Freezing & Heat Conduction - Excellent low-temperature fluidity, balanced anti-freezing and heat conduction performance, suitable for extreme working conditions

  4. High Reactivity - Contains active hydroxyl groups, easy to participate in polymerization reactions, serving as a high-quality chemical intermediate

Typical Applications Of Dow Propylene Glycol PGI

  1. Polyester Resin Manufacturing - Used in synthesis of unsaturated polyester resins, improving resin mechanical properties and molding stability

  2. Industrial Coolant/Antifreeze - Formulating engine coolants and aircraft antifreezes, ensuring operation under low-temperature working conditions

  3. Water-Based Coating Systems - As a coupling solvent, improving coating film-forming property and stability, optimizing application performance

  4. Industrial Cleaning Products - Used in high-activity cleaning fluids and laundry detergents, enhancing oil stain dissolution capacity

Specifications Of Dow Propylene Glycol PGI

Product ModelPGI (Industrial Grade Propylene Glycol)
BrandDow (USA)
Chemical Type1,2-Propanediol, alcohol solvent
CAS No.57-55-6
Molecular FormulaC₃H₈O₂
Molecular Weight92.09
Physical FormColorless viscous liquid, almost odorless and tasteless
Purity≥ 99.5 %
Melting Point-6.5 ℃
Boiling Point245 ℃


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