A na-eme ewer (cellulose ether) site na sellulose site na mmeghachi omume nke otu ma ọ bụ ọtụtụ ndị na-ekiri ihu igwe na akọrọ. Dabere na usoro kemịkalụ dị iche iche nke e lere anya, a ga-ekewa eyers mkpụrụ ndụ n'ime otu eyers. ENIC Cell Cellunose na-agụnye celloxythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythyl anya Ahịhịa mkpụrụ ndụ na-abụghị nke na-abụghị merther (mc), hydroxypylthylthyl methyl sellise ether (hpmc) na hydroxyeth ether cellulose ether. Chlorine Ether (HC) na ndị ọzọ. A na-ekewa ndị na-abụghị nke IEH-Ionic na-ekewa n'ime ethers-sos-soruble, na-eji ọgwụ na-abụghị nke ionic na-ejikarị ngwa agha. N'ihe nke calcium oons, ionic cellulose ether na-ejighi n'aka, n'ihi ya, a na-ejikarị ngwa ngwa ngwa akpọnwụ akpọnwụ, wdg dị ka ihe ciment. A na-eji usoro mmiri na-abụghị nke na-abụghị nke ikuku na-aga ebe niile na ụlọ ọrụ ụlọ ọrụ n'ihi nkwụsi ike nke nkwụsi ike na mmiri.
Ngwongwo kemịkal nke cellulose ether
Ọ bụla setịpụrụ eathal nwere ihe dị mkpa nke cellulose -androglucose. Na usoro nke imepụta eriri mkpụrụ osisi cellulose, ebu ụzọ kpo oku na ngwọta Alkaline, wee mesoo onye na-elekọta elivishị. A na-asacha ngwaahịa mmeghachi omume dị ọcha ma na-emekwa ka ị nweta ntụ ntụ na-ejikwa otu mma.
Na mmepụta usoro nke MC, naanị methyl chloride a na-eji dị ka onye na - eweta nchịkọta; Na mgbakwunye na methyl chloride, a na-ejikwa oxide oxide na-eji nweta hydropyl dị iche iche na mmepụta nke HPMC. Ethersdị mkpụrụ ndụ mkpụrụ ndụ dị iche iche nwere methyl na hydroxypyl nbanye, nke na-emetụta ndakọrịta ndakọrịta na okpomọkụ gelet nke sel nke cellutions.
Oge post: Feb-04-2023