Carboxymethylcellulose (cmc) ndi zowonjezera zowonjezera zomwe zimagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana monga chakudya, mankhwala opangira mankhwala, pepala, zojambula, ndi migodi. Imachokera ku cellulose wachilengedwe, womwe umakhala ndi zomera ndi zinthu zina zachilengedwe. CMC ndi polymer yosungunuka yamadzi yokhala ndi malo apadera kuphatikiza mafayilo, hydration, zomatira ndi zotsatsa.
Mikhalidwe ya CMC
CMC ndi cellulose yochokera ku cellulose yomwe imasinthidwa mwa kusinthidwa ndikuyambitsa magulu a carboxymethyl mu mawonekedwe ake. Kusintha kumeneku kumawonjezera kusungunuka ndi hydrophilicity wa cellulose, potengera kukonza magwiridwe antchito. Katundu wa cmc amadalira kuchuluka kwake (DS) ndi kulemera kwa ma celecular (MW). DS imatanthauziridwa ngati kuchuluka kwa magulu a carboxymethyl mu gawo la shuga mu msana, pomwe mw amawonetsa kukula ndi kugawa maunyolo a polymer.
Chimodzi mwazinthu zofunikira za cmc ndi kusungunuka kwamadzi. CMC imasungunuka mosavuta m'madzi, ndikupanga mawonekedwe a viscous ndi preeudoplasticasties. Khalidwe lachiwerewereli limabweretsa mgwirizano pakati pa mamolekyulu a CMC, zomwe zimapangitsa kuchepa kwa mafashoni. Ma preeudoplastiction chilengedwe cha ma cMC chimawapangitsa kuti azigwiritsa ntchito mitundu yosiyanasiyana monga thikhiling, okhazikika, ndi kuyimitsa madeji.
Chimodzi china chofunikira cha cmc ndi luso lake lopanga mafilimu. Mayankho a CMC amatha kuponyedwa m'mafilimu abwino kwambiri, kuwonekera, komanso kusinthasintha. Makanema awa akhoza kugwiritsidwa ntchito ngati zokutira, zokhazikika ndi zida zopangira.
Kuphatikiza apo, CMC imakhala yolumikizidwa bwino komanso yolumikizira katundu. Zimapanga mgwirizano wamphamvu wokhala ndi mawonekedwe osiyanasiyana, kuphatikiza nkhuni, chitsulo, pulasitiki ndi nsalu. Katunduyu wabweretsa kugwiritsa ntchito cmc popanga zokutira, zomatira ndi inks.
Mavu a cmc
Makutu a mavidiyo a CMC amatengera zinthu zingapo monga kuphatikizira, DS, MW, kutentha, ndi Ph. Mwambiri, ma cMC mayankho a CMC amawonetsa ma viscosies apamwamba kwambiri okwera kwambiri, DS, ndi mw. Makutu amawonjezekanso ndi kuchepa kwa kutentha ndi Ph.
Makutuwa a ma cMC mayankho a CMC amawongoleredwa ndi kulumikizana pakati pa maunyolo a polymer ndi mamolekyulu osungunuka. Mamolekyulu a CMC amalumikizana ndi mamolekyulu amadzi kudzera pamayendedwe a hydrogen, ndikupanga chipolopolo cha hydrate kuzungulira unyolo wa polymer. Chipolopolo chokhachi chimachepetsa kusuntha kwa unyolo wa polymer, potero kukuwonjezereka kwa njira yothetsera vutoli.
Khalidwe la Rheogical of CMC imadziwika ndi ma curve otuluka, omwe amafotokoza ubale pakati pa kupsinjika kwa shear ndikumeta ubweya wa yankho. Mayankho a CMC amawonetsa mayendedwe osayenda bwino, zomwe zimatanthawuza kuti chidwi chawo chimasintha ndi chiwongola dzanja. Pa mitengo yotsika yotsika, mawonekedwe a masinthidwe a CMC ndi apamwamba, pomwe pamagetsi am'mimba, mafayilo amachepa. Khalidwe losenda ili chifukwa cha maunyolo ophatikizika ndikuyimilira pansi pamangende, zomwe zimachepetsa mphamvu zapakatikati pakati pa maunyolo komanso kuchepa kwa mafayilo.
Kugwiritsa ntchito cmc
CMC imagwiritsidwa ntchito kwambiri m'minda yosiyanasiyana chifukwa cha zovuta zake komanso zachiwerewere. M'mpani yogulitsa zakudya, CMC imagwiritsidwa ntchito ngati thicker, hithabili, emulsiferier ndi kapangidwe kake. Amawonjezedwa ndi zakudya monga ayisikilimu, zakumwa, masuzi ndi zinthu zophika kuti zithandizire kapangidwe kake, kusuntha ndi moyo wa alumali. CMC imalepheretsa mapangidwe a makhiristo a ice zakudya zoundana, zomwe zimapangitsa kuti pakhale chinthu chosalala.
M'makampani ogulitsa mankhwala, CMC imagwiritsidwa ntchito ngati binder, kusanza ndi kuwongolera kovomerezeka mu ma piritsi. Sinthani zokomidwa ndi madzimadzi a ufa ndikuwonetsetsa kuti pali kufanana ndi kukhazikika kwa mapiritsi. Chifukwa cha njira zake za mucoathesive ndi biodesive, cmc imagwiritsidwanso ntchito ngati zothandizira ku ophthalmic, mphuno, ndi mikata yamanja.
M'makampani ogulitsa, CMC imagwiritsidwa ntchito ngati chotsirizidwa chonyowa, cholumikizira cholumikizira komanso chogwirizanitsa. Zimakhala bwino posungira ndi ngalande ndi ngalande, zimawonjezera mphamvu za pepala komanso kachulukidwe, ndipo imapereka malo osalala komanso onyezimira. CMC imagwiranso ntchito ngati madzi ndi chotchinga mafuta, kupewa inki kapena zakumwa zina kuti zisalowe pepala.
M'makampani opanga malembawo, CMC imagwiritsidwa ntchito ngati yothinikizidwa, kusindikiza, ndi kupaka mankhwala ochitira zinthu. Zimasintha chotsatsa cha ulusi, chimawonjezera utoto ndi kukhazikika kwa utoto, ndikuchepetsa kukangana ndi makwinya. CMC imaperekanso zofewa komanso kuuma pa nsalu, kutengera ds ndi mw wa polymer.
Mu migodi ya Mining, CMC imagwiritsidwa ntchito ngati yoyendetsedwa, yoletsa komanso rheogtoni yosintha m'madzi am'madzi. Zimakhala bwino zokhazikika komanso kusefedwa ndi zolimba, zimachepetsa kupatukana ndi gulu lazala la malasha, ndikuwongolera ma visckisoni oyimitsidwa komanso kukhazikika. CMC imachepetsa mphamvu ya chilengedwe pakuchepetsa kugwiritsa ntchito mankhwala oopsa ndi madzi.
Pomaliza
CMC ndi chowonjezera komanso chofunikira kwambiri chomwe chimawonetsa zinthu zapadera ndi mafayilo chifukwa cha kapangidwe kake ndi madzi ndi madzi. Kusungunuka kwake, luso lopanga mafilimu, kumanga ndi zotsatsa zimapangitsa kuti zikhale zoyenera kugwiritsa ntchito mitundu ya mankhwala, mapepala, nsalu ndi migodi. Makutu a makonda a CMC akhoza kulamuliridwa ndi zinthu zingapo, monga kuphatikizika, DS, MW, ndi Ph, ndipo zimatha kudziwika ndi machitidwe ake ocheperako. CMC ili ndi vuto labwino pazabwino, kuchita bwino komanso njira zothandizira zinthu ndi njira, ndikupangitsa kukhala gawo lofunikira pamakampani amakono.
Post Nthawi: Sep-25-2023