CMC na-abụkarị otu polymen anion kwadebere site na iwebata selic Alkali na monochlorocetic acid, na-enwe oke molecular nke 6400 (± 1 000). Ndị isi sitere na ngwaahịa bụ sodium chloride na sodium glystite. Cmc bụ nke mmegide sekilose eke. Ọ bụrụ na a kpọrọ ya "Celligul" nke nri na nzukọ ọrụ ugbo nke United Nations (FAO) na Healthtù Ahụ Ike (bụ ndị).
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Isi ihe ngosi iji tụọ ogo CMC bụ ogo nke dochie anya (DS) na ịdị ọcha. N'ozuzu, Njirimara nke CMC dị iche mgbe Ds dị iche; The dị elu nke nbanye, ọ ga-aka mma solubality, ma mma nghọta na nkwụsi ike nke ihe ngwọta. Dabere na akụkọ, nghọta nke cmc dị mma mgbe ogo nke nnọchianya bụ 0.7-1.2, na viscosity nke ya bụ mgbe ọnụ ahịa PH dị afọ 6-9. Iji hụ na njiri mara ya, na mgbakwunye na nhọrọ nke onye na-ahụ maka eliff, ụfọdụ ihe na-emetụta mmekọrịta dị iche iche nke alkali na onye na-edewe ya, Oge Eluigwe, Ọnọdụ Mmiri , PH bara uru, itinye uche na nnu.
Nyocha nke uru na ọghọm nke sodium calloxythythythyl cellulose
A na-ahụ maka mmepe nke sodium celloxythylythyl sellose bụ nke a na-ahụkarị. Karịsịa n'afọ ndị na-adịbeghị anya, mgbasawanye nke ngwa ọrụ na mbelata nke ihe na-akwụ ụgwọ arụpụtala nke celloxythythylythyl sel na-ewu ewu karịa. A na-agwakọta ngwaahịa a.
Mgbe ahụ, otu esi ekpebi ogo nke coodium celloxythythythythythythythythythythythythythythythythythythythythyth, anyị na-enyocha site na ụfọdụ ụzọ kemịkalụ:
Nke mbu, enwere ike iche na okpomoku okpomoku ya. Councomization celloxythythythylythythylythythyl cellulose bụ 280-300 Celsius C. mgbe a carbonabized tupu a erute ya, mgbe ahụ ngwaahịa a nwere nsogbu. (N'ozuzu carbonbonation na-eji akwa muffle)
Nke abuo, o di iche iche site na okpomoku ya di iche. N'ozuzu, sodium celloxythythythythythylythylythyl ga-agbanwe agba mgbe ọ ruru ụfọdụ okpomọkụ. Ọnọdụ okpomọkụ bụ 190-200 Celsius C.
Nke atọ, enwere ike ịmata ya site n'ọdịdị ya. Ọdịdị nke ọtụtụ ngwaahịa na-acha ọcha na-acha ọcha, na urughuru ya n'ozuzu 100 mash, na ihe puru ime nke na-agafe bụ 98.5%.
Celloxythythythythythythythythythythythylythylythylythylythylythylythylythyl na-eji ngwaahịa cellulose dị ọtụtụ ma nwee ọtụtụ ngwa nke ngwa, yabụ enwere ike inwe ụfọdụ ihe dị na ahịa. Yabụ otu esi achọpụta ma ọ bụ ngwaahịa chọrọ site n'aka ndị ọrụ nwere ike ịgafe ule njirimara ndị a.
Họrọ 0,5g nke sodium celloxyythythythythythythythythythythythythythyylyyyyyyyyyyyyyyyyyyyyyyyyyylcillose, gbakwunye obere mmiri na 60 ℃, na okpomọkụ maka nkeji 20 gaa Mee otu usoro edo edo, dị jụụ mgbe nchọpụta mmiri ahụ, a na-eme ule ndị a.
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2. Tinye 10 ml nke acetone ka 5 ml nke ule ule, maa jijiji ma gwakọta nke ọma iji mepụta ihe na-acha ọcha flocculent na-acha ọcha.
3. Tinye 1ML nke otu KETOne sulfate ule maka 5ML nke nnwale nnwale, gwakọta ma maa jijiji iji mepụta ụda flocculent na-acha anụnụ anụnụ.
4. The residue obtained by ashing of this product shows the conventional reaction of sodium salt, that is, sodium carboxymethyl cellulose.
Site na usoro ndị a, ị nwere ike ịchọpụta ma ngwaahịa a zụrụ azụ bụ sodium Bochulose na ịdị ọcha ya, nke na-enye ndị ọrụ dị mfe ma dị mma maka ndị ọrụ
Oge post: Novolut 12-2022