Cov zaj duab xis lidding yog cov zaj duab xis uas yoog tau, kaw tau siv los npog thiab kaw cov thawv, tais, lossis khob, muab kev tiv thaiv thiab khaws cia rau ntau yam khoom.
Feem ntau ua los ntawm cov ntaub ntawv xws li polyethylene (PE), polyester (PET), lossis ntawv ci txhuas, cov zaj duab xis no ua kom cov khoom noj, tshuaj, thiab lwm yam khoom ruaj khov.
Lawv tau tsim los rau kev siv yooj yim, pov thawj kev cuam tshuam, thiab yooj yim rau cov neeg siv khoom.
Cov zaj duab xis lidding feem ntau muab cov polymers xws li PET, polypropylene (PP), lossis polyethylene nrog ntawv ci lossis txheej txheej thaiv kom ua haujlwm tau zoo dua.
Cov ntawv ci txhuas feem ntau siv rau cov ntawv thov uas muaj kev thaiv siab, thaum cov zaj duab xis yas muab kev ywj pheej thiab kev pom tseeb.
Kev xaiv cov khoom siv nyob ntawm cov khoom xav tau, xws li kev tiv taus cua sov lossis kev tev tawm.
Cov zaj duab xis uas muaj hau kaw muab cov foob ruaj ntseg, pom tseeb uas tiv thaiv cov khoom kom tsis txhob muaj kuab paug, dej noo, thiab oxygen, ua rau lub txee khaws cia ntev dua.
Lawv cov qauv tsim uas tev tau lossis rov kaw tau ua rau cov neeg siv khoom yooj yim dua thiab siv tau cov khoom.
Tsis tas li ntawd xwb, cov zaj duab xis no txhawb nqa kev luam ntawv zoo rau kev tsim hom thiab cov ntaub ntawv khoom, ua rau cov txee nyiam thiab muag tau yooj yim.
Yog lawm, ntau cov zaj duab xis lidding yog tsim los rau cov txheej txheem kub siab xws li retort sterilization lossis microwave cua sov.
Cov ntaub ntawv tiv taus cua sov, xws li PET lossis PP tshwj xeeb, ua kom cov zaj duab xis tswj tau qhov ruaj khov thaum ua noj lossis pasteurization.
Ib txwm paub meej nrog cov neeg muag khoom kom phim cov lus qhia ntawm zaj duab xis rau cov kev xav tau thermal tshwj xeeb.
Cov zaj duab xis lidding yog tsim los ntawm cov txheej txheem xws li co-extrusion, lamination, lossis txheej kom ua tiav cov khoom thaiv thiab kaw uas xav tau.
Cov txheej txheem luam ntawv siab heev, xws li flexography lossis gravure, yog siv los siv cov qauv tsim ci ntsa iab lossis cov ntawv lo ua haujlwm.
Kev txiav tuag kom raug ua kom ntseeg tau tias muaj kev sib raug zoo nrog ntau yam duab thawv thiab cov khoom siv kaw.
Cov yeeb yaj kiab no ua raws li cov cai nruj heev, suav nrog FDA thiab EU cov qauv kev nyab xeeb zaub mov rau cov ntawv thov sib cuag zaub mov.
Lawv raug kuaj xyuas lub zog foob, kev ua haujlwm thaiv, thiab kev nyab xeeb tshuaj lom neeg kom ntseeg tau tias muaj kev tiv thaiv khoom.
Cov chaw tsim khoom feem ntau ua raws li Cov Kev Cai Tsim Khoom Zoo (GMP) kom tswj tau qhov zoo thiab kev huv huv.
Cov zaj duab xis lidding siv dav hauv kev ntim khoom noj rau cov khoom xws li cov khoom noj ua tiav lawm, mis nyuj, khoom noj txom ncauj, thiab cov khoom tshiab, ua kom
ntseeg tau tias tshiab thiab muaj kev nyab xeeb. Hauv cov tshuaj, lawv kaw cov pob blister lossis cov tais kho mob, muab kev tiv thaiv pom tseeb.
Lawv kuj siv rau hauv cov tshuaj pleev ib ce thiab cov ntawv thov kev lag luam rau kev daws teeb meem ntim khoom ruaj ntseg thiab zoo nkauj.
Yog, cov zaj duab xis lidding tuaj yeem ua raws li qhov xav tau tshwj xeeb, suav nrog lub zog ntawm kev kaw, cov khoom thaiv, lossis cov yam ntxwv ntawm kev tev tawm.
Cov kev xaiv xws li cov khoom yooj yim tev tawm, xauv nruj, lossis rov kaw tau raws li ntau yam kev nyiam ntawm cov neeg siv khoom.
Kev luam tawm thiab embossing raws li kev cai kuj muaj rau kev tsim hom lossis kev ua raws li txoj cai.
Cov zaj duab xis niaj hnub no siv cov khoom siv uas zoo rau ib puag ncig, xws li cov mono-polymers uas siv tau dua lossis cov zaj duab xis uas ua los ntawm cov khoom siv bio-based, los txo qhov cuam tshuam rau ib puag ncig.
Lawv txoj kev tsim uas sib dua thiab tsis hnyav ua rau kev siv cov khoom siv tsawg dua thiab kev tso pa phem thaum thauj mus los piv rau cov hau khov kho.
Kev nce qib hauv kev siv cov thev naus laus zis rov ua dua tshiab tab tom txhim kho kev siv cov zaj duab xis no dua tshiab, ua raws li lub hom phiaj ntim khoom ruaj khov.