HPMC Hydroxypropyl methyl cellulose CAS 9004-65-3 is a semisynthetic, inert, viscoelastic polymer used as an ophthalmic lubricant, as well as an excipient and controlled-delivery component in oral medicaments, found in a variety of commercial products. As a food additive, hypromellose is an emulsifier, thickening and suspending agent, and an alternative to animal gelatin.
Items | HPMC |
Methoxyl content (-OCH3),w/% | 20.0-28.0 |
Hydroxypropyl content (-OCH2CHOOHCH3),w/% | 5.0-11.0 |
Gelling temperature, °C | 55-80 |
Moisture content ,w/% | max 1% |
Residue on ignition,w% | max 1.5% |
Lead (Pb), ppm | max 2 |
Arsenic (As) ,ppm | max 2 |
Heavy metal | max 20 |
Viscosity (mpa.s) | 5-200,000 |
25kg ppbag or paper bag, 1000kg big bag or as customer' requirment
l. used as adhesives, thickeners, water-binding agents, emulsifiers, film-forming reagents, dispersing agents and stabilizers in the pharmaceutical industry
2. used as adhesive and water-binding agents in building industry.
3. used as thickeners, dispersing agents and stabilizers in paint, printing and ink industry.
4. used in plastic industry for forming release agents, softeners, lubricants and so on.
5. used in the leather and paper industries, fruit and vegetable fresh-maintaining and textile industry and so on.
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