Tam sim no, daim ntawv yas hloov tau yooj yim ntim cov zaub mov qhuav thiab cov khoom noj uas muaj dej yog siv hauv kas fes, txiv ntseej thiab cereals, mis mos, khoom noj txom ncauj, biscuits, nplej thiab roj cov khoom lossis cov khoom noj siv mis. Cov qauv tseem ceeb yog 4 txheej ntawm cov txheej txheem sib xyaw ua ke, cov khoom siv barrier yog aluminium ntawv ci, aluminium coated PET thiab PVDC txheej, oxygen barrier thiab dej vapor barrier tuaj yeem ncav cuag qib zoo, ua tau raws li qhov yuav tsum tau muaj ntau tshaj li ib xyoos txee lub neej, hauv kev thauj thiab txee lub neej tuaj yeem tiv thaiv cov khoom noj tshiab. Tab sis ib puag ncig zoo ntawm daim ntawv-yas composite tsis tuaj yeem tsim cov nqi rov ua dua.
Raws li cov ntaub ntawv ntim khoom hloov pauv tsis tuaj yeem muab txheeb rau hauv daim ntawv thiab cov yas hauv cov chaw rov ua dua tshiab, cov teb chaws tsim kho loj txhawb cov pa roj carbon tsawg thiab cov khoom siv rov ua dua tshiab yuav txwv tsis pub siv cov ntawv thiab cov hnab yas sib xyaw ua ke, txo qhov siab ntawm cov khoom siv rov ua dua thiab tag nrho cov ntawv thiab cov ntaub so ntswg rov ua dua.
Cov txheej txheem ntim nrog cov ntawv siab tuaj yeem rov ua dua, rov ua dua lossis ua kom sib xyaw, tab sis tsis muaj kev tiv thaiv txaus rau cov zaub mov kom tsis txhob muaj oxidation ntawm cov ntsiab lus lossis noo noo deliviation nyob rau hauv qhov kub thiab av noo. Kev tswj xyuas qhov tshiab thiab kev nyab xeeb ntawm cov khoom thaum lub sij hawm xa khoom, txee lub neej thiab siv hauv tsev yog qhov nyuaj.
Cov khoom noj khoom haus yooj yim ntim cov khoom siv, txheej lossis co-extrusion zaj duab xis qauv, tib lub sijhawm hauv kev thauj mus los, txee lub neej thiab cov neeg siv khoom siv lub sijhawm muaj kev ruaj ntseg thaiv cov pa oxygen thiab dej vapor kev ua tau zoo, txhawm rau tswj cov khoom noj tshiab.
Post lub sij hawm: Mar-31-2023