Carboxymethyl cellulose (CMC)ndi anionic madzi sungunuka polima pawiri wopangidwa ndi kusinthidwa mankhwala zachilengedwe mapadi, ndi thickening wabwino, bata, filimu kupanga, emulsification ndi kuyimitsidwa katundu. M'makampani azakudya, CMC imagwiritsidwa ntchito kwambiri muzakumwa, mkaka, zophika ndi zina. M'zaka zaposachedwapa, ndi chidwi kwambiri bata khalidwe ndi makhalidwe a vinyo vinyo, CMC, monga zinchito zowonjezera, pang'onopang'ono anasonyeza mtengo wake wapadera mu makampani vinyo.
1. Mfundo yogwiritsira ntchito CMC mu vinyo
Vinyo ndi njira yovuta yothetsera madzi-ethanol yomwe ili ndi mitundu yosiyanasiyana ya organic acid, polyphenols, mapuloteni, tartrates, shuga ndi mchere. Chifukwa cha kusakhazikika kwa thupi ndi mankhwala a vinyo, mpweya, turbidity, crystallization, kusintha kwa mitundu ndi mavuto ena amatha kuchitika panthawi yosungiramo katundu ndi zoyendetsa, zomwe zimakhudza khalidwe lake lachidziwitso ndi mtengo wamsika. CMC ili ndi kusungunuka kwabwino komanso kukhazikika. Iwo akhoza kuchita ndi cations mu vinyo pa otsika woipa, ndipo pa nthawi yomweyo kupanga viscous colloid kusintha colloidal bwino vinyo, potero stabilizing vinyo ndi inhibiting mpweya.
2. Udindo waukulu wa CMC mu vinyo
2.1. Kuteteza tartrate crystallization
Potaziyamu tartrate ndi calcium tartrate mu vinyo ndizochuluka kwambiri, ndipo zimakhala zosavuta kutulutsa makhiristo pansi pa kutentha kochepa kuti apange mpweya wa tartar. Ngakhale kuti mvula yamtunduwu ndi yopanda poizoni komanso yopanda vuto, idzakhudza kumveka kwa vinyo ndikuchepetsa kuvomereza kwa ogula. CMC imatha kuletsa crystallization ndi mpweya wa tartaric acid pophimba pamwamba pa makhiristo a tartar ndikulepheretsa kukula kwawo.
2.2. Limbikitsani kukhazikika kwa colloid
Natural colloids monga polyphenols, mapuloteni, ayoni zitsulo, etc. alipo mu vinyo, amene sachedwa aggregation zimachitikira pa zinthu zina, chifukwa turbidity kapena mvula. CMC ili ndi magulu ambiri a carboxyl mu unyolo wa maselo, omwe amatha kupanga chotchinga cha electrostatic ndi steric ndi zigawo za colloid mu vinyo, kukhazikika kwa kapangidwe ka vinyo, ndikuletsa kuwonongeka komwe kumachitika chifukwa cha kusakhazikika kwa colloid.
2.3. Sinthani kukoma ndi kusasinthasintha
Pakuwonjezera kwina, CMC imatha kukulitsa kukhuthala kwa vinyo pang'ono, kupangitsa vinyo kulawa mozungulira komanso mofewa. Makamaka mavinyo opepuka kapena mavinyo okhala ndi acidity yayikulu, kuwonjezera kwa CMC kumatha kulinganiza mulingo wa kukoma ndikuwonjezera zomwe mumamwa.
2.4. Kuletsa mvula ndi turbidity
Kuphatikiza pa tartrate, mapuloteni ndi ayoni achitsulo angayambitsenso mvula. CMC imatha kupanga malo okhazikika okhala ndi zinthu zomwe zingayambitse mvula, kuchepetsa kuthekera kwa turbidity, ndikukulitsa moyo wa alumali wa vinyo.
3. Momwe mungagwiritsire ntchito CMC mu vinyo
CMC iyenera kugwiritsidwa ntchito vinyo asanalowe m'botolo, nthawi zambiri amawonjezeredwa pambuyo pokhazikika. Kugwiritsiridwa ntchito kwake kumadalira zinthu monga mtundu wa vinyo, mapangidwe a thupi la vinyo, ndi momwe amasungirako, ndipo nthawi zambiri amayendetsedwa pakati pa 100 ndi 200 mg / L. CMC iyenera kukhala yoyamba omwazika ndi kusungunuka ndi madzi kapena pang'ono vinyo, ndiyeno wogawana anawonjezera lonse mbiya vinyo, analimbikitsa bwino, kotero kuti kwathunthu kusungunuka ndi kugawira kuonetsetsa bata.
Mavinyo ogwiritsira ntchito CMC ayenera kuwonedwa mu botolo kwa milungu ingapo kuti atsimikizire kukhazikika kwawo pansi pa malo enieni osungira ndikupewa zotsatira zina monga flocculent mvula kapena zotsatira za kukoma.
4. Ubwino wogwiritsa ntchito CMC
Chitetezo ndi chitetezo cha chilengedwe: CMC imachokera ku cellulose ya zomera zachilengedwe, ilibe poizoni komanso yopanda vuto, ndipo imadziwika kuti ndi yowonjezera yotetezeka, mogwirizana ndi miyezo ya chitetezo cha chakudya cha EU, US FDA ndi China.
Njira yosavuta: Poyerekeza ndi njira zachikhalidwe monga kukhazikika kwa kuzizira, kusinthana kwa ion, ndi kuwonjezera tartrate, kugwiritsa ntchito CMC ndikosavuta ndipo sikufuna zida zovuta.
Chepetsani mphamvu yogwiritsira ntchito mphamvu: Kukhazikika kwachizoloŵezi kozizira kumafuna kusungirako kutentha kwa nthawi yaitali, pamene kugwiritsa ntchito CMC kungachepetse kwambiri kugwiritsa ntchito mphamvu, zomwe zimagwirizana ndi chitsogozo cha chitukuko chobiriwira komanso chokhazikika.
Sichikhudza kununkhira kwa vinyo: M'kagwiritsidwe ntchito koyenera, CMC sidzakhala ndi zotsatira zazikulu pa mtundu, fungo, ndi kukoma kwa vinyo.
5. Malamulo ndi miyezo yoyenera
Padziko lonse lapansi, kugwiritsa ntchito mwalamulo kwa CMC monga chowonjezera cha chakudya kwafotokozedwa momveka bwino. Mwachitsanzo:
EU: CMC ikuphatikizidwa pamndandanda wowonjezera wa chakudya wa EU, wokhala ndi nambala E466, ndipo itha kugwiritsidwa ntchito mu vinyo. Kuchuluka kogwiritsiridwa ntchito kwakukulu kuyenera kutsata miyezo yoyenera ya OIV (International Organisation of Vine and Wine).
US: FDA idavomereza CMC ngati chinthu cha GRAS (chodziwika kuti ndi chotetezeka) kuti chigwiritsidwe ntchito muzakumwa ndi zakudya, kuphatikiza zakumwa zoledzeretsa.
China: "National Food Safety Standard Food Additives Usage Standard" (GB 2760) imalola kuti sodium carboxymethyl cellulose igwiritsidwe ntchito muzakumwa ndi zakumwa zoledzeretsa. Kugwiritsiridwa ntchito kwapadera kuyenera kutsata miyezo yamakampani.
6. Zoyembekeza za kagwiritsidwe ntchito ndi kachitidwe kachitukuko
Pamene anthu kulabadira kwambiri bata khalidwe vinyo ndi wobiriwira processing luso, kugwiritsa ntchito CMC mu vinyo adzakhala kwambiri wamba. Nthawi yomweyo, ndikukula kwa CMC yogwira ntchito, monga CMC yolumikizirana kapena makina apawiri ndi ma colloids ena, njira zolimbikitsira bwino komanso zamunthu payekha zikuyembekezeka kukwaniritsidwa mtsogolomo. Kuphatikiza apo, CMC itha kukhalanso ndi gawo lowongolera zokometsera muvinyo wocheperako kapena wosaledzeretsa, kukulitsa madera ake ogwiritsira ntchito.
Monga chowonjezera chotetezeka, chothandiza komanso chokonda zachilengedwe, carboxymethyl cellulose imagwiritsidwa ntchito makamaka m'makampani avinyo kuteteza tartar crystallization, kupititsa patsogolo kukhazikika kwa colloid, kukonza kukoma, ndi kukulitsa moyo wa alumali. The zomveka ntchito CMC sangathe kusintha khalidwe zomverera ndi mpikisano msika wa vinyo, komanso kupereka njira yatsopano kwa opanga vinyo kupulumutsa mphamvu ndi kuchepetsa mowa ndi kupanga wobiriwira. Ndi kupita patsogolo kwa sayansi ndi ukadaulo komanso kusintha kwa kufunikira kwa ogula, maChiyembekezo chogwiritsa ntchito CMCm’munda wa vinyo mudzakhala wotakata.
Nthawi yotumiza: Jun-12-2025