Cinnamaldehyde imapanga 85% mpaka 90% ya mafuta ofunikira a sinamoni, ndipo China ndi imodzi mwa malo obzala sinamoni, ndipo zinthu za cinnamaldehyde ndizolemera. Kapangidwe ka maselo a Cinnamaldehyde (C9H8O) ndi gulu la phenyl lolumikizidwa ndi acrylein, lomwe lili ndi madzi achikasu kapena achikasu ofiirira, okhala ndi kukoma kwapadera komanso kolimba kwa sinamoni ndi coke, lingagwiritsidwe ntchito mu zonunkhira ndi zokometsera. Pakadali pano, pakhala malipoti ambiri okhudza momwe cinnamaldehyde imagwirira ntchito polimbana ndi mabakiteriya ambiri komanso momwe imagwirira ntchito, ndipo kafukufuku wasonyeza kuti cinnamaldehyde ili ndi mphamvu yabwino yolimbana ndi mabakiteriya ndi bowa. Mu zamankhwala, maphunziro ena awunikira momwe cinnamaldehyde imayendera pa kafukufuku wa matenda a kagayidwe kachakudya, matenda a mitsempha yamagazi, matenda oletsa chotupa ndi zina, ndipo apeza kuti cinnamaldehyde ili ndi mphamvu yabwino yolimbana ndi matenda a shuga, matenda oletsa kunenepa kwambiri, matenda oletsa chotupa ndi ntchito zina zamankhwala. Chifukwa cha magwero ake olemera, zosakaniza zachilengedwe, chitetezo, poizoni wochepa, kukoma kwapadera komanso mphamvu yolimbana ndi mabakiteriya ambiri, ndi chowonjezera cha chakudya chovomerezedwa ndi United States Food and Drug Administration ndi China. Ngakhale kuti kuchuluka kwake sikucheperachepera kugwiritsidwa ntchito, kusinthasintha kwake komanso fungo lake lopweteka kumachepetsa kugwiritsidwa ntchito kwake kwakukulu muzakudya. Kukonza cinnamaldehyde mu filimu yopaka chakudya kungathandize kuti mabakiteriya ake azigwira bwino ntchito ndikuchepetsa mphamvu yake yomvera chakudya, komanso kumathandiza kukonza bwino kusungidwa ndi kunyamulidwa kwa chakudya ndikuwonjezera nthawi yosungira chakudya.
1. Matrix ya nembanemba yophatikizika yolimbana ndi mabakiteriya
Kafukufuku wambiri pa filimu yopangira chakudya yolimbana ndi mabakiteriya amagwiritsa ntchito zinthu zachilengedwe komanso zowola ngati matrix yopanga filimu, ndipo filimu yopangira imakonzedwa ndi kupaka, kuponyera kapena njira yotulutsira kutentha kwambiri. Chifukwa cha njira zosiyanasiyana zogwirira ntchito komanso kugwirizana pakati pa magawo osiyanasiyana a nembanemba ndi zinthu zogwira ntchito, mawonekedwe a nembanemba yomalizidwa ndi osiyana, kotero ndikofunikira kwambiri kusankha substrate yoyenera ya nembanemba. Ma substrate omwe amagwiritsidwa ntchito kwambiri popanga filimu amaphatikizapo zinthu zopangidwa ndi zinthu zowola monga polyvinyl alcohol ndi polypropylene, zinthu zachilengedwe monga polysaccharides ndi mapuloteni, ndi zinthu zophatikizika. Polyvinyl alcohol (PVA) ndi polima wolunjika, womwe nthawi zambiri umapanga kapangidwe ka netiweki ka magawo atatu ikalumikizidwa, ndipo uli ndi mawonekedwe abwino kwambiri amakina komanso mawonekedwe otchinga. Zinthu zachilengedwe zofanana ndi nembanemba zimakhala zambiri ndipo zimapezeka kwambiri. Mwachitsanzo, polylactic acid imatha kuwiritsidwa kuchokera kuzinthu zopangira monga wowuma ndi chimanga, zomwe zimakhala ndi magwero okwanira komanso obwezerezedwanso, zimatha kuwola bwino komanso zimagwirizana bwino ndi chilengedwe, ndipo ndi zinthu zabwino kwambiri zopakira zomwe zimakhala bwino kwa chilengedwe. Matrix yophatikizana nthawi zambiri imakhala ndi matrix awiri kapena angapo a membrane, omwe amatha kugwira ntchito yothandizana poyerekeza ndi matrix imodzi ya membrane.
Kapangidwe ka makina ndi zotchinga ndi zizindikiro zofunika kwambiri poyesa kuyenerera kwa filimu yopaka. Kuwonjezeredwa kwa cinnamaldehyde kudzalumikizana ndi matrix ya polymer membrane motero kuchepetsa kusuntha kwa mamolekyu, kuchepa kwa kutalika pakusweka kumachitika chifukwa cha kulephera kwa kapangidwe ka polysaccharide network, ndipo kuwonjezeka kwa mphamvu yomangirira kumachitika chifukwa cha kuchuluka kwa gulu la hydrophilic panthawi yopanga filimu chifukwa cha kuwonjezera kwa cinnamaldehyde. Kuphatikiza apo, kulowerera kwa mpweya wa cinnamaldehyde composite membrane nthawi zambiri kunawonjezeka, zomwe zitha kukhala chifukwa cha kufalikira kwa cinnamaldehyde mu polymer kuti apange ma pores, voids ndi njira, kuchepetsa kukana kwa mamolekyulu amadzi, ndipo pamapeto pake kumabweretsa kuwonjezeka kwa kulowerera kwa mpweya wa cinnamaldehyde composite membrane. Kapangidwe ka makina ndi kulowerera kwa membrane zingapo zophatikizana ndizofanana, koma kapangidwe ndi kakhalidwe ka polymer substrates zosiyanasiyana ndizosiyana, ndipo kuyanjana kosiyana ndi cinnamaldehyde kudzakhudza magwiridwe antchito a filimu yopaka, kenako kukhudza momwe imagwiritsidwira ntchito, kotero ndikofunikira kwambiri kusankha substrate yoyenera ya polymer ndi kuchuluka kwake.
Chachiwiri, njira yomangira filimu ya cinnamaldehyde ndi ma CD
Komabe, cinnamaldehyde imasungunuka pang'ono m'madzi ndipo imatha kusungunuka ndi 1.4 mg/mL yokha. Ngakhale kuti ukadaulo wosakaniza ndi wosavuta komanso wosavuta, magawo awiri a cinnamaldehyde yosungunuka mafuta ndi membrane yosungunuka m'madzi ndi osakhazikika, ndipo kutentha kwambiri komanso mikhalidwe yopanikizika yomwe nthawi zambiri imafunika popanga filimuyi imachepetsa kwambiri kuchuluka kwa cinnamaldehyde yomwe ilipo mu nembanemba. N'zovuta kukwaniritsa zotsatira zabwino za bacteriostatic. Ukadaulo woyika ndi njira yogwiritsira ntchito zinthu za pakhoma kukulunga kapena kuyamwa chinthu chogwira ntchito chomwe chikufunika kuyikidwa kuti chipereke chithandizo cha magwiridwe antchito kapena chitetezo cha mankhwala. Kugwiritsa ntchito ukadaulo woyika kuti akonze cinnamaldehyde muzinthu zoyikapo kungapangitse kuti ituluke pang'onopang'ono, kupititsa patsogolo kuchuluka kwa kusunga, kukulitsa ukalamba wa antibacterial wa filimuyi, ndikuwonjezera mphamvu zamakaniko a filimu yoyikapo. Pakadali pano, njira zodziwika bwino zomangira zophatikiza cinnamaldehyde ndi filimu yoyikapo zitha kugawidwa m'magulu awiri: kumanga chonyamulira chopangira ndi kumanga chonyamulira chachilengedwe, kuphatikiza kuyika polima, kuyika nano liposome, kuyika cyclodextrin, kumanga nano dongo kapena kukweza. Kudzera mu kuphatikiza kwa kudzipangira kwa layer ndi electrospinning, chonyamulira chotumizira cinnamaldehyde chikhoza kukonzedwa bwino, ndipo njira yogwirira ntchito ndi mtundu wa cinnamaldehyde zitha kukonzedwa.
Kugwiritsa ntchito filimu yopangira chakudya ya sinamoni aldehyde
Mitundu yosiyanasiyana ya chakudya imakhala ndi madzi osiyanasiyana, kapangidwe ka michere, momwe imasungidwira komanso momwe imayendera, ndipo kukula kwa tizilombo toyambitsa matenda tomwe timawonongeka kumasiyana kwambiri. Momwe ma CD a cinnamaldehyde amasungiramo mabakiteriya pazakudya zosiyanasiyana zimakhalira zosiyananso.
1. Kusunga masamba ndi zipatso kukhala zatsopano
China ili ndi zinthu zachilengedwe zambiri, zomwe zimapangitsa kuti masamba ndi zipatso zigwiritsidwe ntchito kwambiri pamsika. Komabe, chinyezi ndi shuga zomwe zimapezeka m'masamba ndi zipatso zimakhala zambiri, zimakhala ndi zakudya zambiri, ndipo zimatha kuipitsa tizilombo toyambitsa matenda komanso kuwonongeka panthawi yosungira, kutumiza ndi kugulitsa. Pakadali pano, kugwiritsa ntchito filimu yopaka ma antibacterial ndi njira yofunika kwambiri yowonjezerera ubwino wosungira ndi kutumiza masamba ndi zipatso ndikuwonjezera nthawi yawo yosungira. Kupaka maapulo okhala ndi cinnamaldehyde-polylactic acid composite film kungachepetse kutayika kwa michere, kuletsa kukula kwa rhizopus, ndikuwonjezera nthawi yosungira maapulo mpaka masiku 16. Pamene filimu yopaka chakudya ya cinnamaldehyde yogwira ntchito idagwiritsidwa ntchito popaka karoti watsopano, kukula kwa nkhungu ndi yisiti kunalepheretsedwa, kuchuluka kwa ndiwo zamasamba kunachepetsedwa, ndipo nthawi yosungiramo maapulo inakulitsidwa mpaka masiku 12.
2. Kusunga zinthu zatsopano kuchokera ku nyama Zakudya za nyama zimakhala ndi mapuloteni ambiri, mafuta ndi zinthu zina, zimakhala ndi zakudya zambiri komanso kukoma kwapadera. Pa kutentha kwa chipinda, kuberekana kwa tizilombo toyambitsa matenda kumayambitsa kuwonongeka kwa mapuloteni a nyama, chakudya ndi mafuta, zomwe zimapangitsa kuti nyama iwonongeke, imamatira pamwamba, mtundu wakuda, kutayika kwa kusinthasintha, komanso fungo losasangalatsa. Filimu yogwira ntchito ya Cinnamaldehyde imagwiritsidwa ntchito kwambiri mu ma CD a nkhumba ndi nsomba, makamaka imaletsa kukula kwa Staphylococcus aureus, Escherichia coli, aeromonas, yisiti, mabakiteriya a lactic acid ndi mabakiteriya ena, ndipo imatha kukulitsa moyo wa alumali wa masiku 8 mpaka 14.
3. Kusunga mkaka mwatsopano Pakadali pano, kugwiritsa ntchito mkaka ku China kukuwonjezeka chaka ndi chaka. Tchizi ndi mkaka wophikidwa ndi thovu wokhala ndi zakudya zambiri komanso mapuloteni. Koma tchizi sichimasungidwa kwa nthawi yayitali, ndipo kuchuluka kwa zinyalala pa kutentha kochepa kukupitirirabe. Kugwiritsa ntchito filimu yopaka chakudya ya cinnamic aldehyde kungathandize kukulitsa moyo wa tchizi, kuonetsetsa kuti tchizi chili ndi kukoma kwabwino, komanso kupewa kuwonongeka kwa tchizi. Pazidutswa za tchizi ndi msuzi wa tchizi, nthawi yosungiramo mkaka imakulitsidwa mpaka masiku 45 ndi masiku 26 motsatana mutagwiritsa ntchito cinnamaldehyde, zomwe zimathandiza kusunga ndalama.
4. Kusunga chakudya cha starch buledi ndi keke ndi zinthu zopangidwa ndi starch, zopangidwa ndi ufa wa tirigu, thonje lofewa la paini, lokoma komanso lokoma. Komabe, buledi ndi keke zimakhala ndi nthawi yochepa yosungira ndipo zimatha kuipitsidwa ndi nkhungu panthawi yogulitsa, zomwe zimapangitsa kuti ubwino wa chakudya uchepe komanso kuwononga chakudya. Kugwiritsa ntchito cinnamaldehyde mu keke ya siponji ndi buledi wodulidwa kungalepheretse kukula ndi kufalikira kwa penicillium ndi nkhungu yakuda, ndikuwonjezera nthawi yosungira chakudya mpaka masiku 10 ~ 27, motsatana.
Cinnamaldehyde ili ndi ubwino wokhala ndi magwero ambiri, kuchuluka kwa mabakiteriya komanso poizoni wochepa. Monga chothandizira bacteriostasis mu ma CD ogwiritsira ntchito chakudya, kukhazikika ndi kutulutsidwa pang'onopang'ono kwa cinnamaldehyde kumatha kukulitsidwa mwa kupanga ndikuwongolera chonyamulira chotumizira, chomwe chili chofunikira kwambiri pakukweza kusungidwa ndi kunyamula chakudya chatsopano ndikuwonjezera moyo wa chakudya. M'zaka zaposachedwa, cinnamaldehyde yapanga zinthu zambiri komanso kupita patsogolo pakufufuza za kusunga ma CD, koma kafukufuku wokhudzana ndi kugwiritsa ntchito akadali mu gawo loyambirira, ndipo pali mavuto ena omwe akuyenera kuthetsedwa. Kudzera mu kafukufuku woyerekeza wa zotsatira za zonyamulira zosiyanasiyana zotumizira pamakina ndi zotchinga za nembanemba, kufufuza mozama momwe cinnamaldehyde ndi chonyamulira zimagwirira ntchito komanso momwe zimatulutsira m'malo osiyanasiyana, kuphunzira za mphamvu ya kukula kwa tizilombo toyambitsa matenda mu chakudya pa kuwonongeka kwa chakudya, komanso njira yoyendetsera ma CD ophera mabakiteriya pa nthawi ndi liwiro la kutulutsidwa kwa mankhwala ophera mabakiteriya. Pangani ndikupanga machitidwe ogwirira ntchito omwe angakwaniritse zofunikira zosiyanasiyana zosungira chakudya.
Nthawi yotumizira: Januwale-03-2024