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The United States and China are the leading exporters of 1,3-Propanediol (CAS 504-63-2), accounting for the largest shares of global shipments, while Germany, South Korea, and Japan are the top importers, reflecting strong demand from polymer and cosmetics manufacturing sectors. Imports by the European Union and South Korea have grown steadily since 2022, coinciding with increased industrial uptake and moderate upward pressure on 1,3-Propanediol prices.
1,3-Propanediol is a colorless, viscous, hygroscopic liquid with a mild, sweet odor and low volatility; it melts at −27 °C and boils at 214 °C. It is a linear aliphatic diol and classified as an organic chemical intermediate. Industrially, it serves primarily as a monomer in the production of polytrimethylene terephthalate (PTT), a high-performance polyester fiber and engineering plastic. It is also used in unsaturated polyester resins, composites, lubricants, and as a solvent or humectant in personal care and industrial formulations. Key application areas include textiles, automotive components, packaging, and coatings.
1,3-Propanediol is prepared as a by-product in the manufactureof glycerin by the saponification of fat . It is used tolower the freezing point of water and as a chemical intermediate.Industrial exposure is limited.
Colorless oil liquid; odorless. Soluble in water, alcohol, and ether. Combustible.
This chemical is included in Fine Chemicals. See more about what is 1,3-Propanediol and 1,3-Propanediol SDS information.
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