HPMC ne mai matukar tsarki auduga cellulose a matsayin albarkatun kasa, karkashin alkaline yanayi ta musamman etherification da kuma shiri.White ko fari foda.HPMC rage tare da rage na methoxide abun ciki, karuwa da gel batu, rage na ruwa solubility da kuma rage surface aiki.
HPMC yana da ƙarfin ƙarfin ƙarfi, juriya na gishiri, ƙarancin ash foda, kwanciyar hankali pH, riƙewar ruwa, kwanciyar hankali mai girma, kyakkyawan fim ɗin kafa, da kewayon juriya na enzyme, watsawa da mannewa.
HPMC, Hydroxypropyl Methylcellulose iri ba ionic cellulose ether, waxanda suke da foda na fari zuwa kashe farin launi, cewa aiki a matsayin thickener, dauri, film-tsohon, surfactant, m colloid, mai mai, emulsifier da dakatarwa da ruwa da taimakon taimako.Bugu da kari, akwai nau'ikan ethers na cellulose suna nuna kaddarorin gelation na thermal, inertness na rayuwa, juriya na enzyme, ƙarancin wari da dandano, da kwanciyar hankali PH.
Saboda ɗimbin kaddarorin, ana amfani da HPMC sau da yawa don musanya sauran abubuwan ƙari da yawa tare da ƙananan taro, yana sa HPMC ta zama abin dogaro mai inganci da inganci a cikin yanki na adhesives, gini, abinci, samfuran gida, magunguna da sauransu.
| Sunan samfur | HPMC | ||
| abun ciki na metoxy | 28.0-30.0 27.0-30.0 19.0-24.0 | ||
| abun ciki na hydroxypropyl | 7.0-12.0 4.0-7.5 4.0-12.0 | ||
| zafin jiki na gelation | 58-64 62-68 70-90 | ||
| danshi | ≤5% | ||
| Ash | ≤1% | ||
| Farashin PH | 4-8 | ||
| Fuskanci | Ruwa foda | ||
| Fitsari | 80-100 lissafin | ||
| Dankowar jiki | 300-200,000 Ana iya keɓance shi | ||
| Re HPMC ya karu da methoxy abun ciki rage, da gel batu solubility ruwa da kuma saman aiki kuma ya ƙi.Ya dogara da halin abokan ciniki | |||
Lokacin aikawa: Maris 15-2021