Hydroxypropyl Methyl Cellulose Pharmaceutical Grade:
Product Description:
This product is mainly used for pharmaceutic adjuvant that can be used as a thickener, dispersing agent, emulsifier and film-forming agent etc. When used as film coating and adhesive in drug tablets, it can significantly improve the waterproofing of tablets. Besides, it can also be used as suspension, ophthalmic preparation, slow and controlled release agent skeleton and floating tablets etc..
HPMC is combined with colloidal drugs as other synthetic polymers in order to prevent the separation of water and ethanol from transparent water and colloidal materials and improve water retention; and it is also used in food, cosmetics and other fields as thickener, emulsifier and to improve the rheological properties as well as other daily chemical industries, etc.
Technical Specificaiton:
|
Items |
TP60 (2910) |
TP65 (2906) |
TP75 (2208) |
|
Methoxy % |
28.0-30.0 |
27.0-30.0 |
19.0-24.0 |
|
Hydroxy propyl % |
7.0-12.0 |
4.0-7.5 |
4.0-12.0 |
|
Gelatification temperature/°C |
58-64 |
62-68 |
70-90 |
|
Loss on drying |
≤5% |
||
|
pH |
4.0-8.0 |
||
|
Residue on Ignition |
≤1.0 % |
||
|
Heavy metals |
≤ 20 ppm |
||
|
Lead |
≤ 10 ppm |
||
|
Items |
Viscosity Specification (MPa.S) |
|||||||||
|
TP60 |
3 |
5 |
6 |
15 |
30 |
50 |
|
|
|
|
|
TP65 |
|
|
|
|
|
50 |
100 |
4000 |
|
|
|
TP75 |
|
|
|
|
|
|
|
4000 |
15000 |
100000 |
Applications:
Pharmaceutical aid:HPMC is used as adhesive, solutizer in tablet, film-forming reagents in pharmaceutical coating,delayed-release and controlled-release tablets or capsules, thickener and water-binding agent in liquid formulation, component in eye drop.
