Production process of hydroxypropyl methylcellulose (2)

By |2022-10-25T02:54:12+00:00October 25th, 2022|Industry knowledge|

HPMC liquid phase production process is also called slurry process. It is characterized by using acetone, isoacetone, tert-butyl ketone, toluene, 1,2-methoxyethane or a mixture of lower hydrocarbons and a small amount of lower alcohol as a solvent (or called a dispersant) to make cellulose and alkali, chlorine Methane, propylene oxide, etc. are fully contacted in