Overviews
Hydroxypropyl methylcellulose (HPMC) is a derivative of Methyl cellulose. HPMC is a non-ionic cellulose ether made from natural renewable polymer, such as cotton or wood pulp. It is an odourless, tasteless and non-toxic white powder, which can be dissolved in cold water to form a transparent viscous solution.
Product Types
Celotech is producing and providing different types of HPMC for different fields of applications, generally Celopro HPMC series are consists of 3 types of standard products & several types of modified product.
Standard Types:Celopro MK, Celopro MF, Celopro ME
Modified Types: Celopro MT, Celopro MX, Celopro DK, Celopro CX
Physical and Chemical Specification
Specification | ME | MK |
Residue on ignition: | ≤1.5% | ≤1% |
Methoxyl content: | 28.0-30.0% | 19.0-24.0% |
Hydroxypropoxyl content: | 4.0-12.0% | |
Apparent viscosity(CPS) | 5, 6, 15, 4, 4000, 50 | 4000, 15000, 100000, 150000 |
Pharmaceutical Grade HPMC
Type | Viscosity(cps) | Series |
ME5 | 4.0–6.0 | Celopre® ME |
ME6 | 5.4–6.6 | |
ME15 | 10.0–20.0 | |
ME4 | 3.6–4.4 | |
ME4000 | 3000–5000 | |
ME50 | 40.0–60.0 | |
MK4000 | 3000 – 5000 | Celopre® MK |
MK15000 | 13,000 – 17,000 | |
MK100000 | 80,000 – 120,000 | |
MK15M | 13,000 – 17,000 |