Iphepha lenkomishi ye-PE liyindlela entsha futhi eco-friendly kunezinkomishi zepulasitiki zendabuko. Yenziwe ngohlobo olukhethekile lwephepha olumbozwe ungqimba oluncane lwe-polyethylene, okwenza lingangeni manzi futhi lilungele ukusetshenziswa njengenkomishi elahlwayo. Ukwakhiwa kwephepha lenkomishi ye-PE kube uhambo olude noluhehayo olunezinselelo eziningi kanye nokuphumelela endleleni.
Umlando wephepha lenkomishi ye-PE ungalandelelwa emuva ekuqaleni kwawo-1900, lapho izinkomishi zephepha zethulwa okokuqala njengendlela ehlanzekile futhi elula kunezinkomishi ze-ceramic noma zengilazi. Kodwa-ke, lezi zinkomishi zephepha zakuqala zazingaqinile kakhulu futhi zazivame ukuvuza noma ukudilika lapho zigcwele uketshezi olushisayo. Lokhu kwaholela ekuthuthukisweni kwezinkomishi zephepha eziboshwe nge-wax ngeminyaka yawo-1930, ezazikwazi ukumelana noketshezi nokushisa.
Ngawo-1950, i-polyethylene yethulwa okokuqala njengento yokumboza izinkomishi zephepha. Lokhu kwavumela ukukhiqizwa kwezinkomishi ezingenamanzi, ezikwazi ukumelana nokushisa, nezinobungani nemvelo kunezinkomishi ezigcotshwe ngengcina. Kodwa-ke, kwaze kwaba ngawo-1980 lapho ubuchwepheshe nezinqubo zokukhiqiza ezidingekayo ekukhiqizeni iphepha lenkomishi ye-PE ngezinga elikhulu zathuthukiswa ngokugcwele.
Enye yezinselelo ezibalulekile ekuthuthukiseni iphepha lenkomishi ye-PE kwakuwukuthola ibhalansi efanele phakathi kwamandla nokuvumelana nezimo. Iphepha lalidinga ukuthi libe namandla ngokwanele ukuze likwazi ukubamba uketshezi ngaphandle kokuvuza noma ukugoqa, kodwa futhi likwazi ukugobeka ukuze libunjwe libe yinkomishi ngaphandle kokudabukile. Enye inselelo bekuwukuthola izinto zokusetshenziswa ezidingekayo ukuze kukhiqizwe iphepha lenkomishi ye-PE ngobuningi. Lokhu kwakudinga ukubambisana kwezigayo zephepha, abakhiqizi bepulasitiki nabakhi bezinkomishi.
Naphezu kwalezi zinselelo, isidingo sezinye izindlela ezivumelana nemvelo nezisimeme ezinkomishini zepulasitiki zendabuko siqhubekile nokukhula eminyakeni yamuva nje. Iphepha lenkomishi ye-PE manje selisetshenziswa kabanzi ezitolo zekhofi, amaketanga okudla okusheshayo, nezinye izimboni zesevisi yokudla njengendlela evumelana nemvelo. Ibuye idume kakhulu phakathi kwabathengi abakhathazekile ngomthelela wemfucuza yepulasitiki endaweni ezungezile.
Sengiphetha, ukuthuthukiswa kwephepha lenkomishi ye-PE kube uhambo olude noluhehayo oludinga iminyaka eminingi yocwaningo nentuthuko. Kodwa-ke, umphumela uwumkhiqizo ovumelana nemvelo futhi osebenza ngokwezomnotho. Njengoba isidingo sabathengi semikhiqizo eco-friendly sikhula, kungenzeka ukuthi sizobona intuthuko eyengeziwe ekuthuthukisweni nasekukhiqizweni kwemikhiqizo eluhlaza njengephepha lenkomishi ye-PE.
Isikhathi sokuthumela: Apr-21-2023