1. used as adhesive;
2. used as film coating material for tablets;
3. used as thickening agent of solvent
4. can be used as a skeleton material to prepare skeleton slow-release tablets;
5. used as ethanol occasions when the gel as well as ointment base;
6. because of the excellent film-forming properties, will be made in organic solvents into a solution, and made of film, its tensile strength are very good, can be used as a human body local treatment of the carrier of the drug.