Hydroxyethyl Methyl Cellulose (HEMC)
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MHEC Hydroxyethyl Methyl Cellulose
CAS: 9032-42-2
Hydroxyethyl Methyl Cellulose (MHEC) bụ mmiri soluble nonionic cellulose ethers, nke a na-enye dị ka free eru eru uzuzu ma ọ bụ n'ụdị granular cellulose.
Hydroxyethyl Methyl Cellulose (MHEC) na-mere si ukwuu dị ọcha owu-cellulose site mmeghachi omume nke etherification n'okpuru alkaline ọnọdụ na-enweghị ihe ọ bụla akụkụ nke anụmanụ, abụba na ndị ọzọ bioactive constituents.MHEC na-egosi na-acha ọcha ntụ ntụ na-esi ísì ụtọ na-enweghị ụtọ.A na-egosipụta ya site na hygroscopicity na ọ naghị esiri ya ike na mmiri ọkụ, acetone, ethanol na toluene.Na mmiri oyi MHEC ga-aza n'ime colloidal ngwọta na solybility adịghị emetụta PH uru. Yiri methyl cellulose mgbe a na-agbakwunyere na HDroxyethyl otu.MHEC na-eguzogide ọgwụ saline, na-edozi ngwa ngwa na mmiri ma nwee okpomọkụ dị elu.
A na-akpọ MHEC dị ka HEMC, Methyl Hydroxyethyl Cellulose, nke enwere ike iji dị ka onye na-ejide mmiri dị elu, stabilizer, adhesives and film-forming agent na-ewu, tile adhesives, ciment and gypsum based plasters, mmiri mmiri mmiri, na ọtụtụ ngwa ndị ọzọ.
