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On the evening of March 9, Qixiang Tengda issued an announcement stating: In order to further consolidate the company’s leading position in the maleic anhydride industry and meet the growing market demand for maleic anhydride products, the company plans to build on the original 200,000 tons/year maleic anhydride plant.
Continue to invest in the construction of 200,000 tons/year maleic anhydride project.
Maleic anhydride is mainly used to produce nearly 100 downstream organic intermediates and specialty chemicals such as unsaturated polyester resins, fumaric acid, lubricant additives, agrochemicals, coatings, heat-resistant styrene resins, etc.
The project investment amount does not exceed 1.
35 billion yuan com" href="http://">coating online coatingol.
After Qixiang Tengda's 100,000 tons/year maleic anhydride project was completed and put into operation in November 2013, it expanded its maleic anhydride plant in 2015 and 2017.
The current production capacity has reached 200,000 tons/year, the world's largest production capacity.
The 2020 semi-annual report disclosed by the company shows that through continuous optimization and improvement of the company's maleic anhydride plant, unit production costs have been continuously reduced, and production capacity and by-product utilization have been continuously improved.
In 2019, the company's maleic anhydride products accounted for approximately 25% of the domestic market.
The main thermal curing method of cycloaliphatic epoxy resin is acid anhydride curing.
Commonly used acid anhydride curing agents are maleic anhydride, hexahydrophthalic anhydride, methyltetrahydrophthalic anhydride, and chloroacetic anhydride.
