Carboxyymelylclose (cmc) bụ ihe arụ ọrụ na-arụ ọrụ n'ọtụtụ ebe ọrụ dị ka nri, ọgwụ na-eme ọgwụ, na-egbu egbu, na minking. A na - enweta ya site na sellulose, nke bara ụba na osisi na ihe ndị ọzọ ndu. CMC bụ polymer na-agbanye mmiri na akụrụngwa pụrụ iche gụnyere viscosity, hydration, adhesion na adhesion.
Njirimara CMC
Cmc bụ ihe na-enye cellulose na-agbanwe agbanwe site na iji otu otu ụlọ na-elekọta ya. Mgbanwe a na - eme ka ị na - eme ka solubality na hydrophilicalicy nke cellulose, si otú a na-eme ka arụmọrụ. Ngwongwo nke cmc dabere na ogo ya (DS) na oke molecular (mw). A kọwara DS dịka ọnụọgụ nke otu carksylyl n'otu akụkụ clucose barbone, ebe mw na-egosi nha na nkesa nke polymer agbụ.
Otu n'ime akụrụngwa igodo nke cmc bụ mmiri ya. CMC na-agbanye mmiri na mmiri, na-akpụzi ngwọta viscous na Njirimara Pseudoplastic. Omume rụrụ arụ a na-ebute mmekọrịta n'etiti n'etiti ụmụ irighiri mmiri, nke na-ebute mbenarị na viscosity n'okpuru nrụgide Shear. Ọdịdị pseudoplastic nke cmc ngwọta na-eme ka ọ dị ọcha maka ngwa dị iche iche dịka ndị dị iche iche, na-ekwu okwu, na ịkwụsị ndị ọrụ.
Njirimara ọzọ dị mkpa nke cmc bụ ikike ịse ya. Enwere ike ịdọrọ ngwọta CMC n'ime fim nwere ezigbo ọrụ, nghọta, na ngbanwe. Enwere ike iji fim ndị a dị ka mkpuchi mkpuchi, lamimites na ihe nkwakọ ngwaahịa.
Na mgbakwunye, cmc nwere ezigbo njikọta na akụrụngwa nke njikọ. Ọ na-etolite nkekọ siri ike na nnukwu ihe dị iche iche, gụnyere osisi, ọla, plastic na akwa. Ngwongwo a emeela ka iji cmc na mmepụta nke mkpuchi, adhesives na inks.
Viscs vissiosity
Visity viscosity nke ngwọta na-adabere n'ọtụtụ ihe dị ka itinye uche, DS, MW, na PH. Na mkpokọta, ihe ngwọta CMC gosipụtara dị elu na-egosi viscosities na-ahụ anya dị elu, DS, na MW. Viscosis na-abawanye na mbelata okpomoku na pH.
A na-achịkwa viscosity nke ngwọta nke cmc site na mmekorita nke otu polymer na usoro ihe nro na ihe ngwọta ya. CMC Molecules na-eme ka ụmụ irighiri mmiri site na ijikọ hydrogen, na-akpụ hydration shei gburugburu polymer agbụ. Nke a hydration shei na-ebelata ngagharị nke polymer agbụ, si otú ahụ na-abawanye viscosity nke ihe ngwọta.
A na-eji omume Rhic nke ihe ngwọta a na-eji akụkụ na-atọ ụtọ, nke na-akọwa mmekọrịta dị n'etiti oke nrụgide na oke nke ihe ngwọta. Ihe ngwọta CMC na-egosi omume na-abụghị nke Newtoria, nke pụtara na mgbanwe viscitity ha na-agbanwe agbanwe. Na ala Shear, viscosity ngwọta dị elu dị elu, ebe ọ na-agbadata ọnụego shiee, viscese ọnụ. Nke a na-eme ka a na-eme ka mkpụrụ ndụ polymer na-eme ka ọ dị mkpa ma gbatịrị n'okpuru nsogbu na-adịghị mma, na-ebute belata ndị agha intermoliecular n'etiti agbụ na viscosity.
Ngwa nke cmc
A na-eji cmc n'ọtụtụ ebe dị iche iche n'ihi ihe ndị pụrụ iche na omume Roozer. N'ime ụlọ ọrụ nri, cmc dị ka ihe dị ka nke ukwu, sie ike, emundrier na ederede ederede na-egosi. A na-agbakwunye ya na nri dị ka ice cream, ihe ọ drinksụ drinksụ, sauces na ngwongwo ndị mejupụtara iji meziwanye ụdị ha, na-agbanwe agbanwe na ndụ nchekwa. CMC na - egbochikwa elu kristal ice na nri akpọnwụwo, nke na - ebute ngwaahịa dị larịị, creamy.
N'ime ụlọ ọrụ ọgwụ, a na-eji cmc dị ka ihe mgbochi, na-etinye aka na ndị nnọchi anya ntọhapụ nke mbadamba mbadamba. Meziwanye ihe nzuzo na ọnya nke ntụ ntụ ma hụ na otu ahịrị na nkwụsi ike nke mbadamba. N'ihi ihe na-eme ihe na akụrụngwa ya, a na-ejikwa cmc dị ka ihe siri ike na Ophthalmic, Nasal, na usoro ọnụ.
N'ime ụlọ ọrụ akwụkwọ, a na-eji cmc dị ka mmiri iyi mmiri, mkpuchi mkpuchi na ịmịkọta nnọchite. Ọ na-eme ka njigide pulp na igbapu ihe, na-abawanye ike akwụkwọ na njupụta, ma na-enye elu ma na-eme nke ọma. CMC na-emekwa ka mmiri na mgbochi mmanụ, na-egbochi ink ma ọ bụ mmiri ndị ọzọ site na itinye akwụkwọ ahụ.
Na ụlọ ọrụ kọmitiiti, a na-eji cmc dị ka ịkazi ihe, na-ebipụta isi, na ịbepu inyeaka. Ọ na-eme ka eriri fibesion, na-eme ka agba agba na ndozi, ma na-ebelata esemokwu na wrinkles. CMC na-enyekwa ịdị nro na isi ike na akwa ahụ, dabere na DS na MW nke polymen.
N'ime ụlọ ọrụ na-egwupụta akwụkwọ, a na-eji cmc dị ka ihe na-acha uhie uhie, na-egbochi ya na nnweta ịnweta. Ọ na-eme ka edozi na ngbanwe nke solids, belata nkewa na unyiue, ma na-achịkwa viscssity na nkwụsi ike. CMC na-ebelata mmetụta gburugburu ebe obibi nke mkpokọta usoro site na belata ojiji nke kemịkalụ na mmiri na-egbu egbu.
na ngwụcha
CMC bụ ihe dịgasị iche na nke bara uru na-egosipụta ihe ndị pụrụ iche na viscosity n'ihi ihe owuwu kemịkalụ na mmekọrịta ya na mmiri. Ekwenyere na ya, ikike ịse, na-ejikọ na ngwa mgbakwunye na-eme ka ọ dị mma maka ngwa ndị dị iche iche na nri ọgwụ, akwụkwọ, akwụkwọ na ngalaba. Enwere ike ịchịkwa viscosity ngwọta nwere ike ịchịkwa ọtụtụ ihe, dị ka itinye uche, DS, MW, na akparamagwa ya pseudoplastic. CMC nwere mmetụta dị mma na ogo ahụ, arụmọrụ na nkwado nke ngwaahịa na usoro, na-eme ya akụkụ dị mkpa nke ụlọ ọrụ ọgbara ọhụrụ.
Oge Post: Sepp-25-2023