• Non-ionic hydroxyalkyl cellulose ether obtained from cellulose through alkalization, etherification, neutralization, and washing.
• Divided into low substituted (L-HPC) and high substituted (H-HPC) hydroxypropyl cellulose ether.
• L-HPC is mainly used as a tabletdisintegrator and binder.
• H-HPC is used as a pharmaceutical binder, film coating material, thickening agent of elixir, etc.