Yas ntim
Cov hnab yas ntim yog cov kev xaiv nrov, hloov tau yooj yim, thiab tus nqi qis. Txawm li cas los xij, tsis yog txhua cov ntaub ntawv yas yog tsim nyog rau kev ntim khoom txom ncauj. Nov yog qee cov ntaub ntawv yas uas siv rau cov hnab ntim khoom txom ncauj:
Polyethylene (PE)
Polyethylene yog ib lub hnab yas ntim yas. Nws yog ib qho kev teeb pom kev thiab hloov tau cov ntaub ntawv hloov tau uas tuaj yeem ua tau yooj yim moulded rau hauv cov duab sib txawv thiab ntau thiab tsawg. Pe hnab tseem tiv taus ya raws thiab tuaj yeem khaws cov khoom noj txom ncauj tshiab rau lub sijhawm ntev dua. Txawm li cas los xij, PE hnab tsis haum rau cov khoom noj txom ncauj kub raws li lawv muaj peev xwm yaj ntawm qhov kub.
Polypropylene (pp)
Polypropylene yog cov khoom siv yas muaj zog thiab siv tau siv rau cov hnab ntim khoom txom ncauj. PP hnab yog tiv taus cov roj thiab roj, ua rau lawv zoo tagnrho rau kev ntim cov khoom noj txom ncauj xws li cov chips thiab paj kws. PP hnab kuj tseem microwave-muaj kev nyab xeeb, uas ua rau lawv xaiv tau nrov rau kev ntim khoom txom ncauj.
Polyvinyl chloride (PVC)
Polyvinyl chloride, tseem hu ua PVC, yog cov khoom siv yas uas tau siv rau cov hnab ntim khoom txom ncauj. PVC hnab yog yoog raws thiab ruaj khov, thiab lawv tuaj yeem luam tau yooj yim nrog cov yeeb yuj tsim. Txawm li cas los xij, pvc hnab tsis haum rau cov khoom noj txom ncauj kub raws li lawv tuaj yeem tso cov tshuaj ua kom raug mob thaum ua kom sov.
Hauv cov ntsiab lus, cov hnab ntim yas yog cov kev xaiv nrov, hloov tau yooj yim, thiab tus nqi qis. Txawm li cas los xij, nws yog ib qho tseem ceeb kom xaiv cov yas yas rau khoom noj khoom txom ncauj kom paub meej tias cov khoom noj txom ncauj thiab zoo ntawm cov khoom noj txom ncauj. PE, PP thiab PVC yog qee cov ntaub ntawv yas uas siv rau cov hnab ntim khoom txom ncauj, txhua tus nrog lawv tus kheej thiab cov kev txwv.
Biodegradable ntim hnab
Biodegradable hnab ntim yog ib qho kev xaiv ib puag ncig ntawm khoom noj txom ncauj. Cov hnab no yog tsim los txhawm rau txhawm rau kom muaj kev sib tsoo thaum lub sijhawm, txo cov nqi pov tseg uas xaus rau hauv cov av qias neeg. Ob hom kev sib xws ntawm biodegradable cov ntaub ntawv siv hauv cov hnab ntim khoom noj txom ncauj yog polylactic acid (PLA) thiab polyhydroxyates (phas).
Polylactic Acid (TA)
Polylactic acid (PLA) yog cov biodegradable polymer ua los ntawm cov khoom siv tshiab dua tshiab xws li cov hmoov av cov hmoov av, qab zib, thiab Cassaginga. PLA tau muaj cov npe nrov nyob rau xyoo tsis ntev los no vim nws lub peev xwm los rhuav tshem ib puag ncig ib puag ncig. Nws tseem yog compstable, lub ntsiab lus nws tuaj yeem tawg rau hauv cov organic teeb meem uas tuaj yeem siv los txhawb av.
PLA feem ntau siv nyob rau hauv cov hnab ntim khoom txom ncauj vim tias nws muaj zog thiab ruaj, tab sis tseem biodegradable. Nws tseem muaj cov hneev caum qis, ua rau nws muaj kev xaiv ib puag ncig.
Polyhydroxyates (Phay)
Polyhydroxyates (PHA) yog lwm hom biodegradable polymer uas tuaj yeem siv rau hauv cov hnab ntim khoom noj txom ncauj. PHA tsim los ntawm cov kab mob thiab yog biodegradable nyob rau hauv ntau qhov chaw ib puag ncig, suav nrog cov tub rog ib puag ncig.
Phaa yog cov khoom siv ntau yam uas tuaj yeem siv rau ntau cov ntawv thov, suav nrog ntim khoom txom ncauj. Nws muaj zog thiab ruaj, tab sis kuj biodegradable, ua rau nws xaiv qhov zoo tshaj plaws rau ib puag ncig cov khoom lag luam zoo nkauj.
Hauv kev xaus, biodegradable khoom noj txom ncauj ntim khoom noj khoom txom ncauj xws li Pha thiab Pha yog kev xaiv zoo rau cov khoom lag luam khoom noj txom ncauj saib kom txo lawv cov kev cuam tshuam ib puag ncig. Cov ntaub ntawv no muaj zog, ruaj, thiab biodegradable, ua rau lawv xaiv qhov zoo tshaj plaws rau kev ntim khoom txom ncauj.
Hnab Ntim Ntim Hnab
Cov ntawv ntim ntim ntim yog Eco-phooj ywg thiab kev xaiv kom ruaj khov rau kev ntim khoom txom ncauj. Lawv tau ua los ntawm cov khoom siv tshiab thiab tuaj yeem rov ua dua tshiab, comptomed lossis rov siv dua. Lub hnab ntim ntawv kuj yog lub khaub ncaws hnav, yooj yim los daws thiab ua tau zoo. Lawv yog qhov zoo tagnrho rau cov khoom noj khoom haus qhuav xws li cov chips, paj kws thiab txiv ntoo.
Ntim hnab ntim khoom muaj nyob rau ntau hom, suav nrog:
Kraft Cov Ntawv Hnab:Ua los ntawm unbleeshed lossis tshuaj dawb purp, cov hnab no muaj zog, ruaj, thiab muaj ntuj zoo thiab xav.
Cov Ntawv Dawb Hnab:Ua los ntawm cov tshuaj txhuam hniav, cov hnab no du, huv, thiab muaj qhov ci ci ci.
Cov Hnab Greaspropof:Cov hnab no yog coated nrog ib txheej ntawm grease-resistant cov khoom siv, ua rau lawv haum rau ntim oily khoom noj txom ncauj.
Cov hnab ntim ntawv tuaj yeem luam nrog cov qauv ntawv tsim, cov cim, thiab branding, ua rau cov cuab yeej ua lag luam zoo rau cov tuam txhab noj khoom txom ncauj. Lawv kuj tseem tuaj yeem haum nrog cov nta xws li rov qab zippers, kua muag cos kom yooj yim thiab pom tseeb kom yooj yim thiab pom kev.
Txawm li cas los xij, ntawv hnab muaj qee qhov kev txwv. Lawv tsis haum rau ntim cov khoom ntub lossis dej noo uas lawv tau yooj yim kua muag lossis ua soggy. Lawv kuj muaj kev txwv tsis pub muaj noo noo, oxygen, thiab lub teeb, uas tuaj yeem cuam tshuam rau lub txee txee thiab cov khoom noj txom ncauj.
Overall, paper packaging bags are a sustainable and versatile option for snack packaging, especially for dry snacks. Lawv muab lub ntuj zoo nkauj thiab hnov tau zoo, ua tau zoo, thiab tuaj yeem kho tau kom tau raws li kev lag luam branding tshwj xeeb thiab kev lag luam xav tau.
Lub sij hawm Post: Aug-23-2023