2. Specific aikace-aikace na PVDC composite membrane a kasar Sin:
Kasar Sin ta fara amfani da resin PVDC mai amfani tun farkon shekarun 1980.Na farko, haihuwar tsiran alade naman alade ta gabatar da fim ɗin PVDC a cikin Sin.Sa'an nan kamfanonin kasar Sin sun karya shingen da Amurka da Japan suka yi kan wannan fasaha tare da gabatar da fasahar sarrafa kayan aikin fim din PVDC.Tare da ci gaba da bunkasuwar tattalin arzikin kasar Sin, da kyautata rayuwar jama'a da kayayyaki da na al'adu, matakin da ake bukata na hada kaya yana karuwa.Ana yin amfani da marufi masu aiki da yawa a kowane fanni na tattalin arzikin ƙasa da rayuwar mutane.PVDC jagora ce wajen cimma nasarababban shinge marufitsarin ingantaccen farashi da ingantaccen danshi, iskar oxygen da shingen wari.
Tun da kowa yana da ƙarin sani game da fim ɗin casing na PVDC, a nan za mu mai da hankali kan hanyoyin fasaha da kaddarorin PVDC hada fim.Fim ɗin da aka haɗa ya haɗa da gazawar kowane abu, yana ba da cikakken wasa zuwa kyakkyawan aikin sa, kuma yana da halaye waɗanda abu ɗaya ba shi da shi.Hanyoyi gama gari na PVDC:
Rufi, bushe, sauran ƙarfi-free, zafi-narke, co-extrusion, da dai sauransu A halin yanzu, cikin gida samar da PVDC hada fim yafi rungumi dabi'ar shafi hanya, bushe hanya, sauran ƙarfi-free da kuma co-extrusion Hanyar:
1) PVDC shafi fim
Ana amfani da murfin latex na PVDC akan farfajiyar ƙasa (OPP, PA, PE, PET, da dai sauransu) don samar da fim ɗin da aka haɗa don haɓaka aikin shingen gas na substrate.Halayen ayyuka:
Kyakkyawan shamaki;A kauri na PVDC Layer ne kullum 2 ~ 3um, tare da low cost;Ba zai iya jure dafa abinci mai zafi ba.
2) PVDC laminated composite membrane
An haɗa shi da fina-finai masu layi ɗaya da yawa, kuma kowane Layer yana ɗaure tare da m.Ana iya raba shi zuwa:
Dry (mai narkewa) lamination da lamination mara ƙarfi.
Halayen ayyuka:
A. Dababban shamaki dukiya da sassauƙa tsari, Ana iya haɗa shi tare da BOPA, CPP, CPE, BOPP, BOPET, PVC da sauran fina-finai (misali, BOPP, PET, PA za a iya amfani da shi azaman Layer na bugu na waje, PE, CPP da sauran sakamako masu kyau na thermal sealing za a iya amfani da su. a matsayin thermal sealing Layer, PA mai kyau juriya huda za a iya amfani da matsayin huda juriya Layer, da kuma PVDC za a iya amfani da matsayin shãmaki Layer toshe oxygen da ruwa).
B. Kyakkyawan juriya na zafin jiki.Ana iya yin shi a cikin babban zafin jiki da ƙarancin zafin jiki mai jure yanayin tsari na fim tare da juriya na zafin jiki - 20 ℃ ~ 121 ℃;
Kyakkyawan kayan aikin injiniya da kayan aikin zafi, wanda ya dace da nau'ikan kayan marufi, bugu na launi, iyakance ta fim guda ɗaya, yayin da kauri na kowane Layer ba zai iya zama bakin ciki sosai ba kuma adadin yadudduka masu haɗawa bai kamata ya zama da yawa ba (gaba ɗaya ba ƙari ba). fiye da 5 layers).
3) PVDC multilayer co-extruded hada fim
Ana fitar da robobi iri-iri ta hanyar masu fitar da kaya da yawa a lokaci guda ta hanyar mutun don samar da fim tare da tsari mai tsari, fitowar tsaka-tsakin fili, dauri mai tsauri da daidaiton kauri.Dangane da hanyoyi daban-daban na ƙirƙira, ana iya raba shi zuwa fim ɗin da aka hura tare da haɗin gwiwa da fim ɗin simintin gyare-gyare.Ana amfani da kayan PVDC gabaɗaya azaman tsaka-tsakin shinge na fim ɗin haɗe.Halayen ayyuka: babban shamaki, tsafta mai kyau, ana amfani da resin m don haɗawa, guje wa matsalar ragowar sauran ƙarfi a cikin busasshiyar bushewa (tushen ƙarfi), kuma ana iya dafa shi a ƙasa da digiri 100;Ana iya sarrafa fim ɗin ta hanyar samar da thermal na biyu ta hanyar amfani da samar da reshe mai gudana;Akwai da yawa yadudduka da za a iya yi, kuma yanzu ya kai 13 layers.Za a iya yin kauri mai tsaka-tsaki sosai, wanda zai iya ajiye adadin resin tare da farashi mai girma kuma ya sami ƙarin ƙimar tattalin arziki.
Lokacin aikawa: Juni-06-2023