Hydroxypropyl methylcellulose HPMC Properties

Ethers cellulose da aka fi amfani da su sun haɗa da HEC, HPMC, CMC, PAC, MHEC da makamantansu.Non-ionic ruwa mai narkewa cellulose ether yana da mannewa, watsawa kwanciyar hankali da kuma ruwa iya aiki, kuma shi ne da aka saba amfani da ƙari ga gini kayan.Ana amfani da HPMC, MC ko EHEC a yawancin gine-ginen siminti ko gypsum, irin su turmi na masonry, turmi ciminti, murfin siminti, gypsum, cakuda siminti, da madara mai madara, da sauransu, wanda zai iya haɓaka rarrabuwar siminti ko yashi. da kuma inganta Adhesion sosai, wanda ke da mahimmanci ga filasta, tile ciment da putty.Ana amfani da HEC a cikin siminti, ba kawai a matsayin retarder ba, har ma a matsayin wakili mai kula da ruwa.HEHPC kuma yana da wannan aikace-aikacen.

Hydroxypropyl methylcellulose samfuran HPMC sun haɗu da kaddarorin jiki da sinadarai da yawa zuwa samfuran musamman tare da amfani da kaddarorin iri-iri:

Riƙewar ruwa: Yana iya riƙe ruwa a saman fage kamar allunan siminti na bango da bulo.

Yin fim: Yana iya samar da fim mai haske, mai tauri da taushi tare da kyakkyawan juriya mai mai.

Solubility Organic: Samfurin yana narkewa a cikin wasu kaushi na halitta, kamar daidai gwargwadon ethanol/ruwa, propanol/ruwa, dichloroethane da tsarin kaushi wanda ya ƙunshi kaushi na halitta guda biyu.

Thermal Gelation: Lokacin da aka ƙona maganin ruwa na samfur, gel zai yi, kuma gel ɗin da aka kafa zai koma cikin bayani lokacin da aka sanyaya.

Ayyukan da ke sama: Yana ba da aikin saman a cikin bayani don cimma abubuwan da ake buƙata da emulsification da colloid masu kariya, da kuma daidaitawar lokaci.

Dakatar da: Hydroxypropyl methylcellulose yana hana tsayayyen barbashi daga daidaitawa, don haka hana samuwar sediments.

Colloid na Kariya: Hana ɗigon ruwa da barbashi daga haɗawa ko coagulating.

Ruwa Mai Soluble : Za'a iya narkar da samfurin a cikin ruwa a cikin nau'i daban-daban, matsakaicin matsakaici yana iyakance kawai ta danko.

Rashin rashin ionic: Samfurin shine ether ɗin cellulose maras ionic wanda baya haɗawa da gishirin ƙarfe ko wasu ions don samar da hazo maras narkewa.

Acid-tushe kwanciyar hankali: dace don amfani a cikin kewayon PH3.0-11.0.


Lokacin aikawa: Satumba-22-2022