Cellophane shine samfurin marufi mafi tsufa wanda ake amfani dashi don nade kukis, alewa da goro.An fara sayar da Cellophane a Amurka a cikin 1924 kuma shine fim ɗin marufi na farko da aka yi amfani da shi har zuwa 1960s.A cikin kasuwannin da suka fi sanin muhalli a yau, cellophane yana sake dawowa.Saboda cellophane yana da 100% biodegradable, ana ganin shi a matsayin madadin yanayin muhalli ga marufi da ake da su.Har ila yau, Cellophane yana da matsakaicin ƙimar tururin ruwa da kuma ingantacciyar injin aiki da iya ɗaukar zafi, yana ƙara wa shahararsa a halin yanzu a cikin kasuwar kayan abinci.
Ba kamar polymers ɗin da ɗan adam ke yi a cikin robobi ba, waɗanda galibi ana samun su daga man fetur, cellophane wani nau'in polymer ne na halitta wanda aka yi shi daga cellulose, wanda wani yanki ne na tsirrai da bishiyoyi.Cellophane ba a yi shi daga bishiyoyin daji ba, amma daga bishiyoyin da aka girma da kuma girbe musamman don samar da cellophane.
Ana yin Cellophane ne ta hanyar narkar da itace da auduga a cikin jerin wankan sinadari da ke kawar da datti da karya dogayen sarkar fiber dake cikin wannan danyen abu.An sabunta shi zuwa fim mai haske, mai sheki tare da sinadarai na filastik da aka ƙara don inganta sassauƙa, cellophane har yanzu galibi yana kunshe da kwayoyin cellulose crystalline.
Wannan yana nufin cewa za a iya rushe ta da ƙananan ƙwayoyin cuta a cikin ƙasa kamar ganye da tsire-tsire.Cellulose na cikin nau'in mahadi ne a cikin sinadarai na halitta da ake kira carbohydrates.Asalin naúrar cellulose shine ƙwayar glucose.Dubban wadannan kwayoyin glucose suna haduwa tare a lokacin da shuka ke ci gaba da girma don samar da dogayen sarkoki da ake kira cellulose.Su kuma waɗannan sarƙoƙi, suna rushewa yayin samarwa don samar da fina-finai na cellulose waɗanda ake amfani da su a cikin nau'in da ba a rufe ba ko kuma mai rufi a cikin marufi.
Lokacin da aka binne, fina-finan cellulose marasa rufi yawanci suna raguwa a cikin kwanaki 10 zuwa 30;An gano fina-finai masu rufin PVDC suna raguwa a cikin kwanaki 90 zuwa 120, kuma cellulose mai rufin nitrocellulose ya ragu cikin kwanaki 60 zuwa 90.
Gwaje-gwaje sun nuna cewa matsakaicin jimlar lokacin kammala biodegradation na fina-finan cellulose shine kwanaki 28 zuwa 60 don samfuran da ba a rufe su da kwanaki 80 zuwa 120 don samfuran cellulose mai rufi.A cikin ruwa tafki, adadin biodegradation ya kasance kwanaki 10 don fim ɗin da ba a rufe shi da kwanaki 30 don fim ɗin cellulose mai rufi.Hatta kayan da aka yi la'akari da su na raguwa sosai, kamar takarda da koren ganye, suna ɗaukar tsawon lokaci don lalata fiye da samfuran fim ɗin cellulose.Sabanin haka, robobi, polyvinyl chloride, polyethylene, polyethylene terephthalate da kuma polypropylene masu daidaitawa sun nuna alamar lalacewa bayan tsawan binnewa.
Ana amfani da fina-finan Cellophane a cikin aikace-aikacen marufi iri-iri, gami da:
- Candy, musamman maƙarƙashiya
- Lamination na kwali
– Yisti
- cuku mai laushi
– Tampon marufi
- Aikace-aikace na masana'antu daban-daban kamar kayan aikin kaset na manne kai, membranes masu yuwuwa a cikin wasu nau'ikan batura, da wakilai na saki a cikin kera fiberglass da samfuran roba.
- darajar abinci
- Nitrocellulose shafi
- PVDC shafi
- Kunshin Magunguna
- m tef
- Fim ɗin launi
Lokacin aikawa: Janairu-10-2023