Hydroxypropyl methylcellulose(HPMC) E5 is a semisynthetic, viscoelastic polymer, it is a cellulose ether. Hydroxypropylmethylcellulose (HPMC) can be dissolved into some organic solvents and also in water-organic solvent mixed solvents. it does not have a gelation property when heated. HPMC is non-toxic to humans the raw material from cotton and wood.
Hydroxypropyl methylcellulose (HPMC) 2910 E5 is used as a film coating or adhesive agent in oral solid preparation significantly increase the stability, dissolution rate as well as enhance the water-retention properties of a tablet. HPMC can be also used as a suspending agent in the suspension, a matrix material for an ophthalmic agent, a skeleton material for hydrophilic gel skeleton sustained-release, and gastric floating tablets.
If you have any questions on hpmc for gypsum. We will give the professional answers to your questions.