Sabunta "kore" daga kwalabe na filastik
PET (PolyEthylene Terephthalate) na ɗaya daga cikin robobi da aka fi amfani da su. Yana da kyau ductility, high nuna gaskiya, kuma mai kyau aminci. Ana amfani da shi sau da yawa don yin kwalabe na abin sha ko wasu kayan tattara kayan abinci. . A cikin ƙasata, rPET (wanda aka sake yin amfani da shi, PET filastik da aka sake yin amfani da shi) daga kwalabe na abin sha da aka sake sarrafa za a iya sake amfani da su a cikin motoci, sinadarai na yau da kullun da sauran fagage, amma a halin yanzu ba a yarda a yi amfani da shi a cikin kayan abinci ba. A cikin 2019, nauyin kwalabe na PET abin sha da ake cinyewa a cikin ƙasata ya kai tan miliyan 4.42. Koyaya, PET yana ɗaukar aƙalla ɗaruruwan shekaru don rugujewa gaba ɗaya a ƙarƙashin yanayin yanayi, wanda ke kawo babban nauyi ga muhalli da tattalin arziƙi.
Daga yanayin tattalin arziki, watsar da fakitin filastik bayan amfani da lokaci ɗaya zai rasa 95% na ƙimar amfani; ta fuskar muhalli, zai kuma haifar da rage yawan amfanin gona, da gurbacewar ruwa da sauran matsaloli da dama. Idan aka sake yin amfani da kwalaben filastik na PET, musamman kwalabe na abin sha, don sake yin amfani da su, zai zama babban mahimmanci ga kare muhalli, tattalin arziki, al'umma da sauran fannoni.
Bayanai sun nuna cewa yawan sake yin amfani da kwalaben abin sha na PET a cikin ƙasata ya kai kashi 94%, wanda sama da kashi 80% na rPET ke shiga cikin masana'antar fiber da aka sake sarrafa kuma ana amfani da su don yin abubuwan yau da kullun kamar jakunkuna, tufafi, da kayan kwalliya. A gaskiya ma, sake yin kwalabe na PET abin sha a cikin rPET na abinci ba kawai zai iya rage amfani da PET na budurwa ba kawai da rage yawan amfani da albarkatun da ba za a iya sabuntawa ba kamar man fetur, amma har ma yana kara yawan hawan rPET ta hanyar kimiyya da fasaha na sarrafawa. tabbatar da amincinta An riga an tabbatar da shi a wasu ƙasashe.
Baya ga shigar da tsarin sake yin amfani da su, kwalaben sharar PET na ƙasata sun fi kwarara zuwa masana'antar sarrafa sharar abinci, wuraren sharar ƙasa, masana'antar wutar lantarki, rairayin bakin teku da sauran wurare. Duk da haka, zubar da ƙasa da ƙonewa na iya haifar da gurɓataccen iska, ƙasa da ruwan ƙasa. Idan an rage sharar gida ko kuma aka sake yin amfani da sharar, za a iya rage nauyin muhalli da tsadar kayayyaki.
PET da aka sabunta zai iya rage fitar da iskar carbon dioxide da kashi 59% da yawan kuzari da kashi 76% idan aka kwatanta da PET da aka yi daga man fetur.
A cikin 2020, ƙasata ta ba da himma mafi girma don kare muhalli da rage fitar da iska: cimma burin kololuwar carbon kafin 2030 da zama tsaka tsaki na carbon kafin 2060. A halin yanzu, ƙasarmu ta gabatar da wasu manufofi da matakan da suka dace don haɓaka cikakkiyar kore. sauyi na ci gaban tattalin arziki da zamantakewa. A matsayin daya daga cikin ingantattun hanyoyin sake yin amfani da robobi na sharar gida, rPET na iya taka rawa wajen inganta bincike da inganta tsarin sarrafa sharar, kuma yana da matukar amfani wajen inganta cimma burin "carbon biyu".
Amintaccen rPET don marufi abinci shine mabuɗin
A halin yanzu, saboda yanayin muhalli na rPET, kasashe da yankuna da yawa a duniya sun yarda da amfani da shi wajen hada kayan abinci, haka kuma Afirka na kara habaka nomanta. Koyaya, a ƙasata, ba za a iya amfani da filastik rPET a halin yanzu a cikin marufi na abinci ba.
Babu karancin masana'antun RPET masu ingancin abinci a kasarmu. Hasali ma, kasarmu ita ce mafi girma a duniya wajen sake sarrafa robobi da sarrafa su. A cikin 2021, ƙarar sake amfani da kwalaben abin sha na PET na ƙasa zai kusan tan miliyan 4. Ana amfani da robobin rPET sosai a cikin kayan kwalliya na ƙarshe, fakitin samfuran kulawa, motoci da sauran filayen, kuma ana fitar da rPET-abinci a ƙasashen waje.
Rahoton "Rahoton" ya nuna cewa kashi 73.39% na masu amfani sun dauki matakin sake sarrafa ko sake amfani da kwalaben abin sha da aka jefar a rayuwarsu ta yau da kullun, kuma kashi 62.84% na masu amfani sun bayyana kyakkyawar niyya na sake amfani da PET a abinci. Fiye da kashi 90% na masu amfani sun nuna damuwa game da amincin rPET da ake amfani da su a cikin kayan abinci. Ana iya ganin cewa masu amfani da Sinawa gabaɗaya suna da kyakkyawar ra'ayi game da amfani da rPET a cikin buƙatun abinci, kuma tabbatar da aminci shine abin da ake buƙata.
Aikace-aikacen gaskiya na rPET a cikin filin abinci dole ne ya dogara ne akan ƙimar aminci da kulawa kafin da bayan aukuwa a gefe ɗaya. A daya hannun kuma, ana sa ran dukkanin al'umma za su yi aiki tare don hada kai don inganta amfani da rPET mai daraja da kuma kara habaka tattalin arziki na madauwari.
Lokacin aikawa: Yuli-25-2024