Ukuhanjiswa ngokukhawuleza, umgangatho ulungile, ixabiso lilungile.
Iimveliso zikumgangatho olungileyo, zibonakala ngokucacileyo, zinomphezulu ocwebezelayo, azinazo iikristale, kwaye zinokumelana okunamandla. Imeko entle yokupakisha!
Ukupakisha iimpahla kuyamangalisa, ndiyamangaliswa kukuba singafumana iimveliso ezinjalo ngexabiso eliphantsi kakhulu.
Ifilimu yePVDC egqunywe ngePVDC ikwabizwa ngokuba yiPolyvinylidene chloride (PVDC). Ifilimu yePVDC egqunywe ngePVDC idlala indima ebalulekileyo ekupakishweni kweeblister njengee-laminations okanye ii-coating kwiPVC. Ifilimu yePVDC egqunywe ngePVDC inokunciphisa ukuvuleka kwegesi kunye nokufuma kweepakethe zeeblister zePVC nge-factor ye-5–10. I-PVDC coating ifakwa kwicala elinye kwaye idla ngokujongana nemveliso kunye nezinto zokugquma.
I-PVC (i-Polyvinyl chloride) kunye ne-PVDC (i-polyvinylidene chloride) zisetyenziswa kwiimveliso zamayeza njengezinto eziphambili zokupakisha, ezikhusela iimveliso zamayeza kwi-oksijini kunye nevumba, ukufuma, ukuhanjiswa komphunga wamanzi, ungcoliseko, kunye neebhaktheriya. Ezi mpawu zenza ifilimu yePVDC egqunywe yi-PVDC ibe yeyona nto ikhethwayo yokupakisha iiblister. Ifilimu yePVDC egqunywe yi-PVDC ifumaneka ngobukhulu, obufana ne-40 g/m² ye-PVDC, i-60 g/m² ye-PVDC, i-90 g/m² ye-PVDC, i-120 g/m² ye-PVDC.
Iifilimu zeblister ezineeleya ezininzi ezisekelwe kwifilimu yePVDC egqunywe yiPVDC zihlala zisetyenziselwa ukupakisha iiblister zamayeza, ukupakisha ukutya, amayeza, izinto zokuthambisa, kunye nezinye iimveliso ezibolayo okanye ezibuthathaka ukuze kwandiswe ixesha lokuhlala kwazo. Iifilimu zePVC zingafakwa umbala ngeepigment kunye/okanye izihluzi ze-UV. Ifilimu yePVC egqunywe yiPolyvinylidene chloride (PVDC)–PVDC. Xa kuthelekiswa neefilimu ezininzi eziqhelekileyo, iifilimu zePVDC ezigqunywe yiPVDC zineempawu eziphezulu zokuthintela igesi kunye nokufuma, kwaye ziyakwazi ukuvaleka kakuhle kubushushu. Iifilimu zePVDC ezigqunywe yiPVDC zihlala zikhuphisana neefilimu ezigqunywe yiacrylic, PVOH kunye neEVOH.
Iinkcukacha ezisetyenziswa kakhulu kwifilimu yePVDC egqunywe yiPVDC ngolu hlobo lulandelayo:
I-PVC/PVDC : 250 micron PVC /40 gsm I-PVDC
PVC/PVDC : 250 micron PVC /60 gsm I-PVDC
PVC/PVDC : 250 micron PVC /90 gsm I-PVDC
PVC/PVDC : 300 micron PVC /40 gsm I-PVDC
PVC/PVDC : 300 micron PVC /60 gsm I-PVDC
PVC/PVDC : 300 micron PVC /90 gsm I-PVDC
Ezinye iifilimu zePVC ezigqunywe yiPVDC nazo zinokwenziwa ngokwezifiso.