I-Cinnamaldehyde i-akhawunti ye-85% ~ 90% ye-oyile ye-cinnamon ebalulekileyo, kwaye i-China yenye yeendawo eziphambili zokutyala i-sinamoni, kunye nezixhobo ze-cinnamaldehyde zizityebi.I-Cinnamaldehyde (C9H8O) isakhiwo se-molecular liqela le-phenyl eliqhagamshelwe kwi-acrylein, kwimeko yendalo yolwelo lwe-viscous olutyheli okanye olutyheli, kunye nesinamoni ekhethekileyo kunye neyomeleleyo kunye ne-coke flavour, ingasetyenziselwa iziqholo kunye ne-condiments.Okwangoku, kukho iingxelo ezininzi malunga nesenzo se-antibacterial esibanzi se-cinnamaldehyde kunye neendlela zayo, kwaye izifundo zibonise ukuba i-cinnamaldehyde inefuthe elihle lokulwa ne-antibacterial kwiibhaktheriya kunye nomngundo.Kwicandelo lamayeza, ezinye iiphononongo ziye zaphonononga inkqubela yophando lwe-cinnamaldehyde kwizifo ze-metabolic, izifo zenkqubo yokujikeleza, i-anti-tumor kunye neminye imiba, kwaye yafumanisa ukuba i-cinnamaldehyde ine-anti-diabetes elungileyo, i-anti-obesity, i-anti-tumor kunye nezinye. imisebenzi yamachiza.Ngenxa yemithombo yayo etyebileyo, izithako zendalo, ukhuseleko, ubuthi obuphantsi, incasa eyodwa kunye nefuthe elibanzi lokulwa ne-antibacterial, sisongezo sokutya esivunyiweyo yi-United States yoLawulo lokuTya kunye neDrugs kunye neTshayina.Nangona ubuninzi bexabiso bungaphelelanga ekusetyenzisweni, ukuguquguquka kwayo kunye nevumba elibi linciphisa ukusetyenziswa kwayo okubanzi ekutyeni.Ukulungisa i-cinnamaldehyde kwifilimu yokupakisha ukutya kunokuphucula ukusebenza kwayo kwe-antibacterial kunye nokunciphisa impembelelo yayo yengqondo ekudleni, kwaye idlale indima ekuphuculeni umgangatho wokugcinwa kokutya kunye nokuthutha kunye nokwandisa ubomi beshelufu.
1. I-antibacterial composite membrane matrix
Uninzi lophando kwifilimu yokupakisha i-antibacterial yokutya isebenzisa izinto zendalo kunye nezimoshekayo njenge-matrix eyenza ifilimu, kwaye ifilimu yokupakisha ilungiselelwe ngokugubungela, ukuphosa okanye indlela yokushisa ephezulu yokushisa.Ngenxa yeendlela ezahlukeneyo zesenzo kunye nokuhambelana phakathi kwe-membrane substrates kunye nezinto ezisebenzayo, iipropati ze-membrane ezigqityiweyo ziyahluka, ngoko kubaluleke kakhulu ukukhetha i-membrane substrate efanelekileyo.Iisubstrates zokwenza ifilim ezisetyenziswa ngokuqhelekileyo ziquka izinto zokwenziwa zebiodegradable ezifana ne-polyvinyl alcohol kunye ne-polypropylene, izinto zendalo ezifana ne-polysaccharides kunye neeproteni, kunye nezinto ezidibeneyo.I-Polyvinyl alcohol (PVA) i-polymer ehambelanayo, ehlala yenza isakhiwo sothungelwano esine-dimensional-dimensional xa idityanisiwe, kwaye ineempawu ezibalaseleyo zoomatshini kunye neepropati zomqobo.Imithombo yendalo ye-membrane efana ne-matrix ininzi kwaye ifumaneka ngokubanzi.Ngokomzekelo, i-acid ye-polylactic inokuvutshelwa kwizinto eziluhlaza ezifana nesitashi kunye nombona, enemithombo eyaneleyo kunye nokuhlaziywa, i-biodegradability efanelekileyo kunye ne-biocompatibility, kwaye yinto efanelekileyo yokupakisha indalo.I-matrix edibeneyo isoloko iqulunqwe ngeematrices ze-membrane ezimbini okanye ngaphezulu, ezinokudlala indima ehambelanayo xa kuthelekiswa ne-membrane enye ye-matrix.
Iimpawu zomatshini kunye neempawu zokuthintela zizibonakaliso ezibalulekileyo zokuvavanya ukufaneleka kwefilimu yokupakisha.Ukongezwa kwe-cinnamaldehyde kuya kuqhagamshelwano kunye ne-polymer membrane matrix kwaye ngaloo ndlela kuncitshiswe ubumanzi bemolekyuli, ukuncipha kobude ngexesha lekhefu kungenxa yokungaqhubeki kwesakhiwo senethiwekhi ye-polysaccharide, kwaye ukonyuka kwamandla okuqina kungenxa yokwanda kweqela le-hydrophilic. ngexesha lenkqubo yokwenza ifilimu ebangelwa ukongezwa kwe-cinnamaldehyde.Ukongeza, ukunyanzeliswa kwegesi ye-cinnamaldehyde inwebu edibeneyo ye-cinnamaldehyde iye yanda ngokubanzi, enokuthi ibe ngenxa yokusasazwa kwe-cinnamaldehyde kwipolymer ukwenza iipores, i-voids kunye nemijelo, ukunciphisa ukunganyangeki kokudluliselwa kweemolekyuli zamanzi, kwaye ekugqibeleni ikhokelele ekwandeni ukufikeleleka kwegesi ye-cinnamaldehyde inwebu edibeneyo.Iimpawu zomatshini kunye nokunyanzeliswa kweembrane ezininzi ezidibeneyo ziyafana, kodwa isakhiwo kunye neepropati ze-polymer substrates ezahlukeneyo zahlukile, kwaye ukusebenzisana okuhlukeneyo kunye ne-cinnamaldehyde kuya kuchaphazela ukusebenza kwefilimu yokupakisha, kwaye emva koko kuchaphazela ukusetyenziswa kwayo, ngoko kubaluleke kakhulu. ukukhetha i-polymer substrate efanelekileyo kunye noxinaniso.
Okwesibini, i-cinnamaldehyde kunye nokupakishwa kwefilimu yokubopha indlela
Nangona kunjalo, i-cinnamaldehyde inyibilika kancinane emanzini kunye ne-solubility ye-1.4 mg/mL kuphela.Nangona itekhnoloji yokudibanisa ilula kwaye ilula, izigaba ezibini ze-cinnamaldehyde ene-fat-enyibilikayo kunye ne-membrane ye-membrane e-soluble yamanzi azinzanga, kwaye ubushushu obuphezulu kunye neemeko zoxinzelelo oluphezulu ngokuqhelekileyo zifuneka kwinkqubo yokwenza ifilimu ukunciphisa kakhulu ukuxinwa kwe-cinnamaldehyde ekhoyo. inwebu.Kunzima ukufezekisa umphumo ofanelekileyo we-bacteriostatic.Itekhnoloji yokufaka iteknoloji yinkqubo yokusebenzisa udonga lwezinto zokugubungela okanye ukubhengeza into esebenzayo ekufuneka ifakwe ukubonelela ngenkxaso yokusebenza okanye ukukhuselwa kweekhemikhali.Ukusetyenziswa kweteknoloji yokufakela ukulungisa i-cinnamaldehyde kwizinto zokupakisha kunokwenza ukukhululwa kwayo kancinci, kuphuculwe izinga lokugcinwa, ukwandisa ukuguga kwe-antibacterial yefilimu, kunye nokwandisa iimpawu zomatshini wefilimu yokupakisha.Okwangoku, iindlela zokwakhiwa komthwali oqhelekileyo wokudibanisa i-cinnamaldehyde kunye nefilimu yokupakisha ingahlulwa ibe ngamacandelo amabini: ukwakhiwa kwe-carrier carrier kunye nokwakhiwa kwe-carrier yendalo, kuquka i-polymer embedding, i-nano liposome embedding, i-cyclodextrin embedding, i-nano clay binding okanye ukulayisha.Ngokudityaniswa kwe-self-assembly kunye ne-electrospinning, umthwali wokuhanjiswa kwe-cinnamaldehyde unokuphuculwa, kwaye imowudi yesenzo kunye noluhlu lwesicelo se-cinnamaldehyde lunokuphuculwa.
Ukusetyenziswa kwefilimu ye-cinnamon aldehyde esebenzayo yokupakisha ukutya
Iindidi ezahlukeneyo zokutya zinomxholo ohlukeneyo wamanzi, ukubunjwa kwezondlo kunye nokugcinwa kunye neemeko zokuthutha, kunye nokukhula kwe-spoilage microorganisms zihluke kakhulu.Isiphumo sokugcinwa kwe-cinnamaldehyde antibacterial packaging yokutya okuhlukeneyo nayo yahlukile.
1. Ukugcina umphumo omtsha kwimifuno kunye neziqhamo
I-China ityebile kwimithombo yendalo, phakathi kwayo imveliso kunye nokusetyenziswa kweemarike zemifuno kunye neziqhamo zinkulu.Nangona kunjalo, umswakama kunye noshukela wemifuno kunye neziqhamo ziphezulu, zizityebi kwisondlo, kwaye zixhomekeke kungcoliseko lwe-microbial kunye nokuwohloka ngexesha lokugcinwa, ukuthutha kunye nokuthengisa.Okwangoku, ukusetyenziswa kwefilimu yokupakisha i-antibacterial yindlela ebalulekileyo yokuphucula ukugcinwa kunye nokuthutha umgangatho wemifuno kunye neziqhamo kunye nokwandisa ubomi babo beshelufu.I-cinnamaldehyde-polylactic acid ifilimu ehlanganisiweyo yokupakishwa kwefilimu ye-apula inokunciphisa ukulahleka kwezondlo, inqanda ukukhula kwe-rhizopus, kwaye yandise ixesha lokugcinwa kwama-apula kwiintsuku ze-16.Xa ifilimu yokupakisha ukutya okusebenzayo i-cinnamaldehyde isetyenziswe kwi-carrot-cut cut fresh package, ukukhula kwesikhunta kunye nemvubelo kwakunqatshelwe, izinga lokubola kwemifuno lancitshiswa, kwaye i-shelf life yandiswa ukuya kwi-12d.
2. Ukugcina umphumo omtsha weemveliso zenyama Ukutya kwenyama kucebile kwiprotheni, amafutha kunye nezinye izinto, ezityebileyo kwisondlo kunye nencasa eyodwa.Kwiqondo lokushisa, ukuveliswa kwee-microorganisms kubangela ukubola kweeprotheni zenyama, i-carbohydrates kunye namafutha, okubangela ukonakala kwenyama, ubuso obuncangathi, umbala omnyama, ukulahleka kwe-elasticity, kunye nevumba elibi.Ifilimu yokupakisha ukutya esebenzayo yeCinnamaldehyde isetyenziswa kakhulu kwihagu kunye neentlanzi zokupakisha, ikakhulu inqanda ukukhula kweStaphylococcus aureus, Escherichia coli, aeromonas, yeast, lactic acid bacteria kunye nezinye iibhaktheriya, kwaye inokwandisa ubomi beshelufu ye-8 ~ 14d.
3. Ukugcinwa okutsha kwesiphumo seemveliso zobisi Okwangoku, ukusetyenziswa kweemveliso zobisi e-China kuyanda unyaka nonyaka.Itshizi yimveliso yobisi oluvundisiweyo enexabiso lesondlo esityebileyo kunye neprotheyini.Kodwa itshizi inobomi obufutshane beshelufu, kwaye isantya senkunkuma kumaqondo obushushu aphantsi sisasothusa.Ukusetyenziswa kwefilimu yokupakisha ukutya kwe-cinnamic aldehyde kunokwandisa ngokufanelekileyo ixesha leshelufu yesonka samasi, ukuqinisekisa incasa elungileyo yetshizi, kwaye kuthintele ukuwohloka kwetshizi ye-rancid.Kwizilayi zeeshizi kunye neesosi zeeshizi, ubomi beshelufu bukwandiswa ukuya kwiintsuku ezingama-45 kunye neentsuku ezingama-26 ngokulandelanayo emva kokusebenzisa ukupakishwa okusebenzayo kwe-cinnamaldehyde, ehambelana nokugcina izixhobo.
4. Isiphumo esitsha sokugcina isonka sesitatshi kunye nekeyiki ziimveliso zesitatshi, ezenziwe ngomgubo wengqolowa, umqhaphu othambileyo wepine, oswiti kwaye umnandi.Nangona kunjalo, isonka kunye nekeyiki zinobomi obufutshane beshelufu kwaye zisengozini yokungcoliseka ngundo ngexesha lokuthengisa, okukhokelela ekuthotyweni komgangatho kunye nokuchithwa kokutya.Ukusetyenziswa kokupakishwa kokutya okusebenzayo kwe-cinnamaldehyde kwikhekhe lesipontshi kunye nesonka esisikiweyo kunokuthintela ukukhula kunye nokusasazwa kwepenicillium kunye nokubumba okumnyama, kunye nokwandisa ubomi beshelufu ukuya kwi-10 ~ 27d, ngokulandelanayo.
ICinnamaldehyde ineenzuzo zomthombo omninzi, i-bacteriostasis ephezulu kunye netyhefu ephantsi.Njengearhente ye-bacteriostasis ekupakishweni okusebenzayo kokutya, ukuzinza kunye nokukhutshwa okucothayo kwe-cinnamaldehyde kunokuphuculwa ngokwakha kunye nokwenza ngcono umthwali wokuhambisa, obaluleke kakhulu ekuphuculeni ukugcinwa kunye nokuhanjiswa komgangatho wokutya okutsha kunye nokwandisa ubomi beshelufu yokutya.Kwiminyaka yakutshanje, i-cinnamaldehyde yenze iimpumelelo ezininzi kunye nenkqubela phambili kuphando lokugcinwa kokupakishwa kokutya, kodwa uphando lwesicelo esinxulumeneyo lusekwinqanaba lokuqala, kwaye kusekho iingxaki ekufuneka zisonjululwe.Ngokufunda ngokuthelekisa imiphumo yabathwali bonikezelo abahlukeneyo kwiipropati zomatshini kunye neepropati zomqobo we-membrane, ukuphononongwa ngokunzulu kwendlela yokwenza i-cinnamaldehyde kunye ne-carrier kunye ne-kinetics yokukhululwa kwayo kwiindawo ezahlukeneyo, ukufunda impembelelo yomthetho wokukhula. yemicroorganisms ekutyeni ekonakaleni kokutya, kunye nendlela yokulawula yokupakishwa kwe-antibacterial ngexesha kunye nesantya sokukhululwa kwee-antimicrobial agents.Yila kwaye uphuhlise iinkqubo zokupakisha ezisebenzayo ezinokuhlangabezana neemfuno ezahlukeneyo zokugcinwa kokutya.
Ixesha lokuposa: Jan-03-2024