Mbụ niile, ndị Michelin ọ chọghị ime taya naanị site na rọba ejiri megharịa. Plastic, na na nke a kpọmkwem, ojiji nke PET (polyethylene terephthalate), a thermoplastic polymer ji n'ụba ụbọchị ndị a (site na uwe na mmiri karama na soft drinks), bụ nanị otu n'ime ọtụtụ Efrata na-eme ka taya - karịa 200. dị ka Michelin si kwuo.
Anyị na-ekwukarị na e ji rọba mee taya, ma n’eziokwu, ọ dịghị otú ahụ. A na-eme taya ọ bụghị naanị nke rọba eke, kamakwa rọba sịntetik, ígwè, ihe textile (synthetic), polymers dị iche iche, carbon, additives, wdg.
Ngwakọta ngwaahịa, ọ bụghị ha niile nwere ike ịmegharị ma ọ bụ megharịa ngwa ngwa, na-eme ka mmetụta gburugburu ebe obibi nke taya dị elu - nakwa n'oge eji ha eme ihe - na-eduga Michelin ịchụso ebumnuche nke inwe taya 100% na-adịgide adịgide site na 2050 (akụkụ nke okirikiri akụ na ụba), ntụgharị. na-eji naanị ihe mmeghari ohuru na ihe eji emeghari na mmepụta ya, na ebumnuche etiti nke 40% nke ihe eji na taya ya ga-adigide n'afọ 2030.
PET megharịrị
PET ejirilarị Michelin na ndị na-emepụta eriri ndị ọzọ na-emepụta taya, na ọnụego 800 puku tọn kwa afọ (ngụkọta maka ụlọ ọrụ), nke ya na taya 1.6 ijeri.
Otú ọ dị, imegharị PET, n'agbanyeghị na ọ ga-ekwe omume site na thermomechanical, mere ka e nwee ihe eji emegharịgharị nke na-emeghị ka otu ihe ahụ dị ka PET na-amaghị nwoke, ya mere ọ banyeghachighị n'agbụ mmepụta taya. Ọ bụ n'oge a ka e mere nzọụkwụ dị mkpa iji nweta taya na-adịgide adịgide na nke a bụ ebe Carbios na-abata.
Carbios bụ onye ọsụ ụzọ na ngwọta bioindustrial nke chọrọ ịmaliteghachi usoro ndụ nke rọba na textile polymers. Iji mee nke a, ọ na-eji teknụzụ imegharị ihe enzymatic nke mkpofu plastik PET. Nnwale nke Michelin mere mere ka o kwe omume ịkwado PET nke Carbios megharịrị, nke ga-ekwe ka iji ya na-emepụta taya.
Usoro Carbios na-eji enzyme nke nwere ike depolymerizing PET (nke dị na karama, trays, uwe polyester), na-emepụta ya n'ime monomers ya (ihe ndị a na-emeghachi na polymer) nke mgbe ọ gafesịrị ya ọzọ, usoro polymerization na-enye ohere ngwaahịa. A ga-eme ya nke 100% recycled na 100% recyclable PET plastic nwere otu àgwà dị ka a ga-asị na e jirila PET na-amaghị nwoke mepụta ya - dị ka Carbios si kwuo, usoro ya na-enye ohere ịmegharị ihe na-enweghị ngwụcha.
N'ikwu ya n'ụzọ ọzọ, PET nke Carbio megharịrị, nke Michelin nwalere, nwetara otu àgwà siri ike achọrọ maka imepụta taya ya.
Ọganihu na-abụghị naanị na-enye Michelin ohere ngwa ngwa iru ebumnuche ya nke imepụta taya na-adịgide adịgide, mana ọ ga-ekwe ka ibelata mmepụta nke PET na-amaghị nwoke, nke sitere na mmanụ ala (dị ka plastik niile) - dịka mgbako Michelin siri kwuo, imegharị ihe fọrọ nke nta ka ọ bụrụ ijeri atọ. Karama PET na-enye gị ohere ịnweta eriri niile ịchọrọ.