About Dairen Chemical

Dairen Chemical Corporation was established in 1979 and is headquartered in Taipei, Taiwan. The company specializes in acetyl and allyl chemicals, with key products including vinyl acetate monomer (VAM), vinyl acetate-ethylene (VAE) emulsions, VAE re-dispersible powders, and allyl alcohol. Dairen serves construction, automotive, textiles, and energy within the coatings industry Dairen has earned ISCC PLUS certification for its products promoting the use of biomass, bioenergy, and circular materials. The company is committed to reducing CO₂ emissions and advancing the circular economy.

PTG-1400

PTG-1400 by Dairen Chemical is a polytetramethylene-ether-glycol. It is a regularly linear polyether polyol and has excellent features in elasticity, low-temperature property and resistance-to-hydrolysis. PTG-1400 is produced by the acid catalyzed polymerization of THF.

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PTG-2000

PTG-2000 by Dairen Chemical is a polytetramethylene-ether-glycol. It is a regularly linear polyether polyol and has excellent features in elasticity, low-temperature property and resistance-to-hydrolysis. PTG-2000 is produced by the acid catalyzed polymerization of THF.

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PTG-1800

PTG-1800 by Dairen Chemical is a polytetramethylene-ether-glycol. It is a regularly linear polyether polyol and has excellent features in elasticity, low-temperature property and resistance-to-hydrolysis. PTG-1800 is produced by the acid catalyzed polymerization of THF.

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