Maleic anhydride Cas No. 108-31-6

Maleic Anhydride, also know as maleic acid anhydride, is a colorless, solid Organic Compound with special acidity and reactivity. It is an anhydride compound obtained by dehydration reaction of maleic acid. Maleic anhydride is widely used in industries such as resins, coatings, plastics, fibers, paints, dyes, and pharmaceuticals.

Product features:

1. High purity: Our maleic anhydride products have high purity, ensuring stability and reliability in various applications.

2. Excellent acidity: Maleic anhydride has strong acidity and can be used as a catalyst, acidifier, and reaction intermediate.

3. Solubility: Maleic anhydride has good solubility in water and many organic solvents, making it easy to use and treat in various processes.

4. Reactivity: Maleic anhydride has rich reactivity and can undergo addition, esterification, and cyclization reactions with many compounds.


Main applications:

1. Resin: Maleic anhydride is an important raw material for the production of polyimide, phenolic resin, alkyd resin, and ester resin.

2. Coatings: Maleic anhydride can be used as a curing agent for coatings, improving their wear resistance and chemical corrosion resistance.

3. Plastics: Maleic anhydride can be used as a modifier to improve the thermal stability and mechanical properties of plastics.

4. Fiber: Maleic anhydride can be used in the dyeing and finishing process of textiles to improve the dyeing performance and durability of fibers.

5. Paint: Maleic anhydride can be used as a thickener and curing agent for paint, improving its adhesion and durability.

6. Dyes: Maleic anhydride can be used for the synthesis and stability of dyes, improving their color fastness and glossiness.

7. Medication: Maleic anhydride can be used for the synthesis and improvement of drugs, improving their stability and bioavailability.


Safety precautions:

1. Maleic anhydride is irritating, and attention should be paid to avoiding contact with skin and eyes when using it. If it comes into contact accidentally, it should be immediately rinsed with plenty of water.

2. Maleic anhydride may decompose and produce toxic gases at high temperatures, and should be avoided from use near ignition sources.

3. Personal protective equipment such as protective gloves, goggles, and protective clothing should be worn during use to ensure safe operation.