and industry prosperity remains high.

pvp, or polyvinylpyrrolidone, is a non-ionic polymer compound produced by polymerizing n-vinylpyrrolidone (nvp) under certain conditions. it appears as a white to light yellow amorphous deliquescent powder and is easily soluble in water, insoluble in acetone, ether, turpentine, etc. according to different uses, pvp can be divided into food-grade pvp, pharmaceutical-grade pvp, industrial-grade pvp, etc.;…