Sodium Bochulite celloxythythythythythythythythythythythythythythythythythythylythylythythylythythythythylythythythyythythythythythythythylylylythylKmc, Carboxylylylylyl, sodium nke sodoseth nke caboxy methyth cellulose) bụ ihe kachasị eji na ọtụtụ cellose.
CMC-na mkpụmkpụ, bụ mkpụrụ osisi cellulose na-egwe ọka polmerization nke 100-2000, na nnukwu molecular uka nke 242.16. White fibrous ma ọ bụ ntụ ntụ. Ọkpụkpụ, enweghị obi ụtọ, enweghị uto, hygroscopic, na-egbochi ndị na-edozi ahụ.
Njirimara nke nkiti
1. Molecular owu nke sodium Bowboxyylcellose (cmc)
Ọ bụ onye mbụ na Germany na-emepụtara na 1918, a tụkwara ya na 1921 ma pụtara n'ụwa. Azụmaahịa kemgbe a rụzuru ya na Europe. N'oge ahụ, ọ bụ naanị ngwaahịa ngọngọ, na-eji dị ka colchoid na ihe mgbochi. Site na 1936 ruo 1941, nyocha nke ngwa ọrụ nke sodium Boelloxythyl celludose na-arụ ọrụ na-arụ ọrụ, ka e mepụtara ọtụtụ ndị ọzọ na-akpali akpali. N'oge Agha IIwa nke Abụọ, Germany na-eji sodium Bowbolyylcelllose na-egbochi syncititel. Hercules mere sodium Bowbosethylcellose na nke mbụ na 1943, ma mepụta sodium Bochulyylcellyylcellose na 1946, nke a matara dị ka nri nri. Obodo m malitere ịnabata ya n'afọ ndị 1970, e jikwa ya mee ihe n'ọtụtụ 1990s. Ọ bụ ihe a kacha iji na ọtụtụ cellulose n'ụwa taa.
Usoro nhazi: C6H7O2 (Oh) 2Och2coona molecular usoro: C8H11O7Na
Ngwaahịa a bụ nnu sodium nke cellulose cardyyym ether, eriri anaonic
2. Ọdịmma nke sodium celloxythythym Cellulose (cmc)
Ngwaahịa a bụ nnu nnu nke cellulose cardyyyl, na-acha ọcha mkpụrụ ndụ na-acha ntụ ma ọ bụ grolu, ọ fọrọ nke nta ka ọ bụrụ nke enweghị isi, na-enweghị isi, hygroscopic. Ọ dị mfe ịgbasa mmiri na mmiri iji mepụta ngwọta colloidal, ma na-enweghị mgbochi na-edozi ahụ dị ka ethanol [1]. Ngwọta nke 1% nke 1% bụ 6.5.5, mgbe pH> 10 ma ọ bụ <5, arụmọrụ ahụ kacha mma mgbe PH = 7. Stable na-ekpo ọkụ, viscosity na-ebili ngwa ngwa dị n'okpuru 20 Celsius C, na-agbanwe nwayọ na 45 Celsius. Okpomoku dị elu karịa 80 Celsius C nwere ike ikwupụta colroid ma belata viscosity na arụmọrụ. Ọ na-agbanye ya ngwa ngwa na mmiri, ma ihe ngwọta ya dị transport; Ọ dị mfe na ngwọta alkaline, mana ọ ga-adị mfe acid, ọ ga-atụle mgbe uru PH dị 2-3, ọ ga-emeghachi omume na nnu.
Isi ebumnuche
A na-eji ya dị ka nke na-eme nri nri, dị ka onye na-eji ọgwụ ike na ụlọ ọrụ ọgwụ, yana dị ka ihe mgbochi na onye na-eme ihe na-emepụta ihe ọmụmụ. N'ime ụlọ akwụkwọ na ịbeụ na-anyụ, a na-eji ya dị ka colloid maka ndị ọrụ na-akụzi na mbipụta mbipụta. Na ụlọ ọrụ petrochemical, enwere ike iji ya mee ihe dị ka akụrụngwa nke mmiri mgbake. [2]
Enweghi ike
Sodium Bowxyyyymcellose ekwekọghị na ngwọta acid, nnu nnu, na ụfọdụ ọla ndị ọzọ dịka aluminom, Mercury, na zinc. Mgbe pH na-erughị 2, ma gwakọtara ya na 95% ethanol, ọdịda ga-eme.
Celloxythythythythythymythylythylythylythylythylythylythylythylyylythylythylythyl na gelatin na pectin, ma nwekwara ike ịmepụta ihe mgbagwoju anya, nke nwere ike ịmalite ụfọdụ protein na-akwụ ụgwọ.
oru oru
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. Nri na ọrụ ugbo nke United Nations (FAO) na Healthtù Ahụ Ike (WHO) na-akpọ ya "Callulose".
Isi ihe ngosi iji tụọ ogo CMC bụ ogo nke dochie anya (DS) na ịdị ọcha. N'ozuzu, Njirimara nke CMC dị iche ma ọ bụrụ na Ds dị iche; The dị elu nke nnọchi anya, na-agbasi ike na mkpado 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 nnọchi anya nke onye nnọchi anya, a ga-atụlekwa mmekọrịta dị n'etiti ọnụ ọgụgụ dị ọcha nke Alkali na Ethethetification na Sistemu, okpomoku, ph uru, itinye uche na nnu wdg.
ka ọ dị na mbụ
Iji dozie ụkọ nke akụrụngwa (owu na-eme nke ọma) iji mepụta CMC nke ọma. A na-egbutu ihe nrụpụta ahụ, nke na-emeghe isi iyi nke akụrụngwa maka ụdị CMC Measerial na-emepụta ma na-achọpụta na itinye akụ zuru oke. N'otu aka, ihe nrụpụta rụpụtara na-ebelata, na n'aka nke ọzọ, cmc na-etolite n'ụzọ dị elu. Nnyocha na mmepe nke CMC tumadi na-elekwasị anya na mgbanwe nke teknụzụ mmepụta dị ugbu a, yana ngwaahịa nke na-emepụta ihe, dịka usoro ihe dị iche iche "[3] usoro a na-eme nke ọma Mba ọzọ, a na-ejikwa ya. Newdị ọhụrụ nke cmc gbanwere nke nwere nkwụsi ike dị elu. N'ihi ogo dị elu na nkesa na-edobe ihe ndị ọzọ, enwere ike iji ya na mpaghara ọrụ mmepụta ọrụ dị iche iche na usoro dị mgbagwoju anya iji rụpụta ihe ndị dị elu. A na-akpọ ụdị cmc ọhụrụ a "polyanionic cellulose (pac, polynic anion cellulose).
nzerendo
Nchebe dị elu, ADI achọghị iwu, a na-akpụzi ụkpụrụ mba [4].
akwukwo icho oru
Ngwaahịa a nwere ọrụ nke njikọta, sie ike, na-ewusi ike, emulsing, njigide mmiri na nkwusioru mmiri.
Ngwa nke cmc na nri
FAO na ndị nabatara ojiji nke CMC na nri. A kwadoro ya mgbe nyochachara nke ọma na nyocha na ule na ule. Ihe dị mma (ADI) nke ọkọlọtọ International bụ 25mg / (kg · d), nke ahụ bụ ihe dị ka 1.5 G / D kwa onye. A kọrọ na ụfọdụ ndị enweghị mmeghachi omume ọ bụla mgbe nkụ ruru 10 n'arọ. CMC abụghị naanị ezigbo emullic sublication na ngwa nri na ngwa nri, kamakwa ọ na-enwekwa nchasi ike, ma nwee ike imeziwanye ngwa ngwa nke ngwaahịa a na oge nchekwa. Ọnụego mmiri ara ehi soy, ice cream, ice cream, jelii, ihe ọ beụ jelii, na Mkpọ dị ihe dị ka 1% ruo 1.5%. CMC nwekwara ike mejuputa paparsinds na mmanya, ihendori ihendori, mmanụ ihe ọ, ụ, graver, wdg 0.2% ruo 0.5%. Karịsịa, ọ nwere arụmọrụ emulsivish dị mma maka anụmanụ na mmanụ oriri, protein na ihe ndị dị mma, na-eme ka ọ na-etolite emursion nke nwere arụmọrụ kwụ ọtọ. N'ihi nchekwa ya na ntụkwasị obi, usoro ọgwụgwọ ya adịghị naanị site na nri nri nri ADI. CMC a na-emepụtawanye na nri ubi, nyocha na ngwa nke ngwa nke sodium Bowloxylcellose na-emepụtapụta mmanya mmanya.
Ojiji cmc na ogwu
N'ime ụlọ ọrụ ọgwụ, enwere ike iji ya dị ka ihe emulsion jumplines maka injection, ihe mgbochi na onye na-ese ihe nkiri maka mbadamba. Peoplefọdụ ndị egosipụtara na CMC bụ onye na-eme ọgwụ ọjọọ na-enweghị atụ site na nnwale na nke anụmanụ. Iji cmc dị ka ihe omume akpụkpọ ahụ, ụdị usoro onunu ogwu nke China Yangji, ọ ga-eji akpụkpọ ahụ eme ihe ọnya ọnya. Ọmụmụ ihe nlereanya nke anụmanụ egosila na ihe nkiri ahụ na-egbochi ọnya ọnya na enweghị ọdịiche dị iche site na akwa gauze. N'ihe banyere ịchịkwa ọnya ọnya ọnya na-agwọ ọnya, ihe nkiri a ka mma karịa akwa gauze, ma nwee mmetụta nke ibelata ihe na-enweghị atụ ma na-akpasu iwe. Ihe nkiri fillyvinyl nke polyvinyl mmanya: podium celloxyythythyhethyhethytene na-enye ọgwụ dị ka ndebanye aha, yana ndọnye nchekwa na ndọtị ahụ na-abawanye na ha na-abawanye. Nkwadebe nke nkwadebe, oge obibi nke nkwadebe a na-eji ajị anụ na ịdị ọcha nke ọgwụ na nkwadebe a ka mma. Bepacaine bụ ọgwụ ike nke mpaghara dị ike, mana ọ nwere ike ịmịnye mmetụta siri ike n'akụkụ mgbe nsi. Ya mere, mgbe bipacatine bụ ndị na-eji ụlọ na-arụ ọrụ n'ọtụtụ ebe, nyocha na mgbochi na ọgwụgwọ nke mmeghachi omume na-egbu egbu ya mgbe niile. Ọmụmụ ọgwụ ọgwụ egosipụtara na obodo dị ka ihe a na-eme ka ọ bụrụ ihe a na-eme ka ọ bụrụ ihe na-edozi nwere ike belata nsonaazụ nke ọgwụ. Na Surk ịwa ahụ, ojiji nke Tetracaine dị ala na ọgwụ mgbochi ọnya na-abụghị steodal jikọtara ya na cmc nwere ike nke ukwuu belata ihe mgbu na-egbu mgbu. Mgbochi ihe mgbochi potatoneal Personeal na mbelata nke mgbochi eriri afọ bụ otu n'ime nsogbu kachasị mkpa na ịwa ahụ. Nnyocha e gosipụtara na cmc dị mma karịa sodium hayaluronate na ibelata ogo nke ihe njikọ na-enweghị atụ, enwere ike iji ya mee ihe dị ka usoro dị mma iji gbochie ihe dị irè Presiness. A na-eji cmc na catheter infusion nke ọgwụ cancer ọgwụ cancer, nke nwere ike dị iche iche na-emebi emebi, ma melite mmetụta ọgwụgwọ. Na ọgwụ anụmanụ, CMC nwekwara ọtụtụ ojiji. A na-akọpụta ya [5]
Cmc na ngwa ọrụ ndị ọzọ
Enwere ike iji ihe mgbochi, enwere ike iji cmc mee ihe mgbapụta ala na-emegharị ala, ọkachasị maka akwa na-emekọ ihe ọnụ, nke dị mma karịa eriri nke carroxythythythym.
Enwere ike iji cmc chebe olulu mmanụ dị ka mmachi ma na-agbachi mmiri na mmanụ. Usoro onunu ogwu obula nke oma di 2.3t maka olulu miri emi na 5.6 nke olulu miri emi;
Na ụlọ ọrụ kọmitii, a na-eji ya dị ka onye na-elekọta ụlọ, na-eto maka obibi akwụkwọ na ịbechaa mado, mbipụta akwụkwọ na-emecha. Mgbe e ji ya dị ka onye na-akụzisị ego, ọ nwere ike ime ka sonyere na viscosity, ọ dịkwa mfe ịmị mmadụ; Dị ka onye na-atụ aka ike, usoro ọgwụgwọ ya dị elu karịa 95%; Mgbe ejiri ya dị ka onye na-akụzi, ike na ngbanwe nke fim ahụ ka mma; Ejiri akwa silk memproin nke mejupụtara membrane nke cellosethythythythythyyyyyyyyyyyyyyyyyylase na-egbochi mkpụrụ osisi oxidase, na glucose bisenson mere nwere mmetụta dị elu na nkwụsi ike. Nnyocha e mere egosila na mgbe ejikere gel homogenate na ngwọta cmc na ịta nke ihe dị ka 1% (w / v), arụmọrụ chromatographic nke akwa akwa dị mma. N'otu oge ahụ, efere dị mkpa-oyi akwa n'okpuru ọnọdụ kachasị mma nwere ike dị mma, kwesịrị ekwesị maka usoro dị iche iche, dị mfe iji rụọ ọrụ. CMC nwere ndọnye aka na ọtụtụ eriri ma nwee ike ime ka njikọ dị n'etiti eriri. Nkwụsi ike nke viscosity ya nwere ike ịhụ otu ịdị n'otu nke sizing, si otú a na-eme ka arụmọrụ nke ịbọ mmiri. A nwekwara ike iji ya dị ka onye na-eme ngwa ngwa maka agwaetiti, ọkachasị maka mgbochi na-adịgide adịgide anti-na-adịgide adịgide mgbochi na-adịgide adịgide, nke na-ewetara mgbanwe na-adịgide adịgide na akwa.
Enwere ike iji cmc dị ka onye na-eme mgbochi na-egbochi, ndị na-adọpụ uche, chụpụ onye na-elekọta ya, na nrapado maka mkpuchi. Ọ nwere ike ịme ihe siri ike nke mkpuchi mkpuchi ahụ na-ekesa na mgbatị ahụ, nke mere na mkpuchi anaghị ewepụ ogologo oge. A na-ejikwa ya n'ọtụtụ ebe. .
Mgbe eji cmc dị ka ihe na-acha uhie uhie, ọ dị irè karịa sodium gluconate na iwepu ihe calcium. Mgbe ejiri ya mee ihe dị ka mgbanwe ọ bụla, ikike mgbanwe ya nwere ike iru 1.6 ml / g.
A na-eji cmc dị ka akwụkwọ na-akụ akwụkwọ na ụlọ ọrụ akwụkwọ, nke nwere ike bulite ike akọrọ na ike mmiri, yana ntụgide mmanụ, ink na-eguzogide na mmiri.
A na-eji cmc dị ka hydrosol na ihe ịchọ mma na dị ka onye na-agbaze na eze ezé, na usoro ọgwụgwọ ya dị ihe dị ka 5%.
Enwere ike iji cmc, na-eche ihe, na-echekwa ihe, Emilfifier, na-ejigide onye na-eme ihe, na-ejikọ ya na igwe eletriki, na-eme ihe nkiri, plastics, na-ebi akwụkwọ, na-emegharị ya, kwa ụbọchị Chemicals na ubi ndị ọzọ, yana n'ihi arụmọrụ ya dị mma na oke ojiji dị iche iche, ọ na-emepe mgbe niile, na atụmanya ahịa na-arịwanye elu.
Mkpachapụ anya
(1) Ndakọta nke ngwaahịa a na acid siri sie ike, alkali siri ike, dị ka aluminom, zinc, recury, ọla ọcha, wdg.)
(2) Ihe a na-ejikwa ya na-enye ohere 0-25mg / kgn.
Ntụziaka
Gwakọta cmc ozugbo iji mmiri mee ka mkpụrụ vaịn na-agagharị maka emechaa. Mgbe ịhazi cmc gluu, buru ụzọ tinye ụfọdụ mmiri dị ọcha na-agagharị na-eji ngwaọrụ na-akpali akpali, na-akpali oge ọ bụla, ka cmc sonye n'ụzọ zuru ezu Na mmiri, cmc nwere ike igbari. Mgbe ị ga-eme ka ọ bụrụ fesa ma kpagbuo nsogbu nke cmc na-ezute mmiri ", na ịbawanye ọnụego cmc. Oge nke na-akpali akpali abụghị otu oge maka CMC iji gbazee. Ha bụ echiche abụọ. N'ikwu okwu, oge nke ịpnụ dị mkpụmkpụ karịa oge maka cmc iji gbazee. Oge achọrọ maka ihe abụọ ahụ dabere na ọnọdụ akọwapụtara.
Ihe ndabere maka ikpebi oge edemede ahụ bụ: mgbeKmcA na-ekesasịkwa na mmiri na enweghị nnukwu nnukwu lumps, a ga-egbochi ndị na-akpali akpali, na-ekwe ka cmc na mmiri banye na ibe ha na ọnọdụ iguzo.
Ihe ndabere maka ikpebi oge achọrọ maka cmc iji gbazee kpamkpam bụ ndị a:
(1) cmc na mmiri na-ejikọsị kpamkpam, enweghịkwa nkewa mmiri dị n'etiti ha abụọ;
(2) mado a gwakọtara agwakọta dị na steeti, na elu dị larịị ma dịkwa mma;
(3) Agba nke mado ahụ dị nso na enweghị agba na transperent, na enweghị ihe na-enweghị ihe na tapawa. Site n'oge mgbe a na-etinye cmc na ntụ ọka ahụ ma gwakọta ya na mmiri ruo mgbe CMC a na-agbaze kpamkpam, oge achọrọ dị n'agbata awa 10 na 20.
Post Oge: APR-26-2024