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 -1000

PTG -1000 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 -1000 is produced by the acid catalyzed polymerization of THF.

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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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N-HQ VAM

N-HQ VAM by Dairen Chemical is a vinyl acetate. It is an active, colorless, and liquid phase chemical, produced by the vapor phase reaction of ethylene, acetic acid and oxygen over a catalyst. N-HQ VAM is stabilized with hydroquinone inhibitor for storage.

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