Poly(methyl vinyl ether-alt-maleic anhydride) 9011-16-9

Due to the excellent properties of polyelectrolyte compounds, such as good chemical stability, adhesion, cohesiveness, water retention, film-forming ability (the formed film is easy to peel off), and non toxicity to the human body, methyl vinyl ether maleic anhydride copolymers have been widely used in many fields such as medicine, agriculture, and fine chemicals. Methyl vinyl ether/maleic acid copolymer is a white loose powder solid at room temperature and pressure; Soluble in water, acid, and several organic solvents such as tetrahydrofuran and butanone; Density 0.329/cm3, relative density 1.37; Softening point 200~225 ℃; PH (free acid, 5% aqueous solution)