Emzamweni oqhubekayo wezixazululo zokupakisha ezisimeme, amandla e-oxygen transmission rate (OTR) kanye ne-water vapor transmission rate (WVTR) avele njengezici ezibalulekile ezakha isimo sokupakishwa kwepulasitiki. Njengoba izimboni zifuna ukunciphisa umthelela wendawo ngenkathi zigcina ubuqotho bomkhiqizo, intuthuko ekuqondeni nasekulawuleni i-OTR ne-WVTR inesithembiso esibalulekile.
I-OTR ne-WVTR ibhekisela emazingeni lapho umoya-mpilo nomhwamuko wamanzi ungena khona ngezinto zokupakisha, ngokulandelana. Lezi zakhiwo zidlala indima ebalulekile ekugcineni ubusha, ikhwalithi, kanye nempilo yeshelufu yemikhiqizo ehlukahlukene, kusukela ekudleni nemithi kuya kweye-elekthronikhi nezimonyo.
Eminyakeni yamuva nje, ukuqwashisa okuphezulu ngokukhathazeka kwemvelo kuye kwabangela izimboni ukuba zibuyekeze kabusha izinto zokupakisha zendabuko, njengamapulasitiki asetshenziswa kanye, anomthelela ekungcoleni nasekukhiqizweni kwekhabhoni. Ngenxa yalokho, kube nomzamo ohlangene wokuthuthukisa ezinye izindlela ezisimeme ngaphandle kokuyekethisa ukusebenza.
Ukubhekana nenselelo, abacwaningi nabakhiqizi baye bangena kwisayensi eyinkimbinkimbi ye-OTR kanye ne-WVTR ukuze benze izinto zokupakisha zonjiniyela ezinikeza izakhiwo zesithiyo ezithuthukisiwe kuyilapho benciphisa umthelela wendawo. Lo mzamo uholele ekuqhamukeni kwezixazululo ezintsha, okuhlanganisa ama-polymers asekelwe ku-bio, amafilimu abolayo, nezinto ezigaywa kabusha.
Ngaphezu kwalokho, ukuthuthuka kwe-nanotechnology nesayensi yezinto ezibonakalayo kwenze kwaba lula ukuthuthukiswa kwamafilimu ane-nanostructured nezingubo ezikwazi ukwehlisa kakhulu i-OTR ne-WVTR. Ngokusebenzisa ama-nanomaterials, abakhiqizi bangakha izendlalelo ezizacile kakhulu ezinezithiyo ezihlukile, ngaleyo ndlela bandise impilo yeshalofu lomkhiqizo futhi banciphise isidingo sokupakisha ngokweqile.
Imithelela yokuqonda i-OTR ne-WVTR idlulela ngale kokusimama kwemvelo. Ezimbonini ezifana nemithi kanye ne-electronics, ukulawula okunembile phezu kwamazinga omoya-mpilo kanye nomswakama kubalulekile ukuze kugcinwe ukusebenza kahle nobuqotho bomkhiqizo. Ngokuphatha ngokunembile lawa mazinga okudlulisela, abakhiqizi banganciphisa ubungozi bokonakala, ukuwohloka, nokungasebenzi kahle, ngaleyo ndlela baqinisekise ukuphepha nokwaneliseka kwabathengi.
Ngaphezu kwalokho, ukwanda kwe-e-commerce kanye namaketanga okuhlinzekwa komhlaba wonke kukhuphule isidingo sezinto zokupakisha ezikwazi ukumelana nezimo zemvelo ezahlukahlukene kanye nezingozi zokuhamba. Ngakho-ke, kunokugcizelelwa okwandayo ekuthuthukiseni izixazululo zokupakisha ezinezakhiwo eziphakeme zesithiyo ukuze kuvikelwe imikhiqizo kuyo yonke inqubo yokusabalalisa.
Naphezu kwezinyathelo ezenziwayo ekuqondeni nasekulawuleni i-OTR ne-WVTR, izinselele ziyaqhubeka, ikakhulukazi mayelana nokusebenza kahle kwezindleko kanye nokwanda. Njengoba izimboni zishintshela ekufakweni okusimeme, isidingo sezisombululo ezisebenza ngokwezomnotho sihlala sibalulekile. Ukwengeza, ukucatshangelwa kokulawula kanye nokuthandwayo kwabathengi kuyaqhubeka nokuba nomthelela ekwamukelweni kobuchwepheshe obusha bokupakisha.
Sengiphetha, ukuphishekela izixazululo ezisimeme zokupakisha kuncike ekuqondeni okumbalwa kwezilinganiso zokuhanjiswa komoyampilo kanye nomhwamuko wamanzi. Ngokusebenzisa ubuhlakani obusha besayensi kanye nemizamo yokubambisana kuzo zonke izimboni, ababambiqhaza bangathuthukisa izinto zokupakisha ezihlanganisa isibopho semvelo nobuqotho bomkhiqizo nokuphepha kwabathengi. Njengoba intuthuko iqhubeka ivela, ithemba lendawo yokupakisha eluhlaza, ekwazi ukumelana nokuqina lisondela emkhathizwe.
Isikhathi sokuthumela: Mar-07-2024