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Neutraliserend chemisch
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Bedrijfsnieuws Over Uses of N-Methyldiethanolamine

Uses of N-Methyldiethanolamine

2025-08-07
Uses of N-Methyldiethanolamine

　　N-Methyldiethanolamine(MDEA)is a tertiary amine with the chemical formula CH3N(CH2CH2OH)2.It is a versatile chemical compound known for its unique properties,particularly its high selectivity toward hydrogen sulfide(H2S)and carbon dioxide(CO2)in gas sweetening processes.
　　1.Gas SweeteningThe primary and most significant application of MDEA is in gas sweetening—the removal of acid gases(H2S and CO2)from natural gas,refinery gases,and synthesis gas.MDEA is favored over primary and secondary amines due to its lower energy requirement for regeneration and its superior selectivity,which allows for the preferential removal of the more toxic H2S.
　　2.Polyurethane Catalysis
　　MDEA also serves as a key catalyst in the production of polyurethane foams and elastomers.It specifically promotes the isocyanate-water reaction,influencing the foaming and curing process to achieve desired physical properties in the final product.
　　3.Specialty Chemicals
　　Furthermore,MDEA is used as an intermediate in the synthesis of other specialty chemicals.These derivatives find use in applications such as corrosion inhibitors,textile processing agents,and pharmaceutical compounds.Its stable nature and high reactivity make it a valuable building block in the chemical industry.

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N-methyldiethanolamine MDEA

Ontzwavelingsmiddelen

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Wateroplosbare corrosie-remmers

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