Ngawaphi amaphepha eplastiki aqhele ukusetyenziswa ukupakisha amadyungudyungu?Yintoni ukupakishwa kwamadyungudyungu?

Ngawaphi amacwecwe eplastiki asetyenziswa rhoqoukupakishwa kwamadyungudyungu?Yintoni ukupakishwa kwamadyungudyungu?
Iphepha elisetyenziselwa ukupakisha i-blister libizwa ngokuba yi-rigid sheet okanye ifilimu, esetyenziswa ngokuqhelekileyo: i-pet (i-polyethylene terephthalate) i-rigid sheet, i-pvc (i-polyvinyl chloride) i-rigid sheet, i-ps (i-polystyrene) i-rigid sheet.Iphepha elilukhuni le-PS linoxinano oluphantsi, ukungaqini kakuhle, ukuvutha lula, kwaye liya kuvelisa igesi ye-styrene (into eyingozi) xa litshiswa, ngoko ke lisetyenziswa ngokubanzi ukuvelisa iitreyi zeplastiki zodidi lweshishini.Iphepha le-pvc elinzima linokuqina okuphakathi kwaye akukho lula ukutshisa.Xa utshisa, uya kuvelisa i-hydrogen, eya kuba nefuthe elithile kwindalo.I-pvc kulula ukufudumeza kunye nokutywinwa, kwaye inokugqunywa ngomatshini wokutywina kunye nomatshini wokujikeleza okuphezulu.Yeyona mveliso iphambili yokuveliswa kweemveliso zeplastiki ezicacileyo.Iphepha elilukhuni lesilwanyana linokuqina okulungileyo, ukuchazwa okuphezulu, ukutshisa okulula, kwaye akuvelisi izinto ezinobungozi xa utshisa.Yinto ehambelana nokusingqongileyo, kodwa ixabiso liphezulu, kwaye lifanelekile kwimveliso ye-blister ephezulu.Nangona kunjalo, akulula ukutshisa itywina, okuzisa ubunzima obukhulu kwipakethe.Ukuze sisombulule le ngxaki, sidibanisa uluhlu lwefilimu ye-pvc ebusweni besilwanyana, esibizwa ngokuba yi-petg ifilimu enzima, kodwa ixabiso liphezulu.
Yintoni ukupakishwa kwamadyungudyungu?Yintoni ekufuneka ihlawulwe ingqalelo kwi-package yamakhadi e-blister?
Ukupakishwa kwamadyungudyungu kubhekiselele kubushushu obuvala iblister kumphezulu wekhadi lephepha elineoli yamadyungudyungu, edla ngokusetyenziswa ekupakishweni kweebhetri kudederhu lweevenkile.Uphawu lwayo kukuba imveliso kufuneka ivalwe phakathi kwekhadi lephepha kunye ne-blister.Iingxaki ekufuneka ziqatshelwe zezi: 1. Kucacisiwe ukuba umphezulu wekhadi lephepha kufuneka ligqunywe ngeoli yeplastiki (ukuze ikwazi ukunyanzeliswa nge-thermal kwigobolondo le-bubble pvc);2. Iqokobhe leqamza linokwenziwa kuphela ngepvc okanye ngamaphepha epeg;3. Ekubeni igobolondo le-bubble linamathele kuphela Kumphezulu wekhadi lephepha, ngoko ke imveliso epakishweyo ayinakukwazi ukugqithisa.


Ixesha lokuposa: Aug-12-2022