Kurinda terefone bimaze imyaka mirongo. Gusimbuza terefone zigendanwa biragenda byihuta kandi byihuse. Terefone ikimara kugurwa, firime ikingira yometse kuri ecran. Nubwo iterambere rya firime ya terefone igendanwa ritari kare nka terefone igendanwa, hashize imyaka mirongo.
Twese tuzi ko uwatangije ecran ya terefone igendanwa arinda ibikoresho bya mbere bya firime ya PP irinda kugaragara ku isoko. Ifite ibiranga hygroscopique, aside na alkali irwanya ruswa, hamwe no kurwanya iseswa, ariko kandi ifite inenge nkubucucike buke, gukorera mu mucyo muke, ububengerane buke no gukomera.
Ibikurikira ni firime ikingira PVC. Ibikoresho bya PVC biroroshye kandi byoroshye kubishiraho, ariko ibi bikoresho ni binini kandi bifite itumanaho rike, bigatuma ishusho igaragara neza. Irasiga kandi ibimenyetso bya kole kuri ecran nyuma yo kuyisenya. Bizanagira ingaruka no kwerekana ingaruka za ecran. Hamwe nihinduka ryubushyuhe, hazabaho ibintu byumuhondo.
Kumyaka mirongo irindwi, tumenyereye cyane firime ikingira PET, kandi firime yo gukingira PET nayo nibikoresho byingenzi bya terefone igendanwa birinda isoko. Imiterere myiza, irwanya-gushushanya, kandi ihenze cyane. PET ni ibidukikije byangiza ibidukikije kandi birashobora gukoreshwa. Imiterere irakomeye, hejuru ifite imbaraga zo kurwanya ubukana no kurwanya ibishushanyo, kohereza urumuri rwiza (hejuru ya 90%), kurwanya urumuri, kandi birinda ivumbi.
Ariko hamwe nibihe bikenewe hamwe nisoko, firime yitonda yaje kubaho. Hano hari icyatsi kibisi, icyayi cyubururu cyicyayi, firime yibanga, firime yumutuku, nibindi kubantu bakeneye. Kurugero, icyayi cyubururu cyicyayi gifite imiterere yumucyo urwanya ubururu kugirango urinde amaso; firime yicyatsi kibisi ifite ibiranga urumuri rwatsi, kandi firime yibanga ifite umurimo wo kurinda ubuzima bwite. Nibikorwa byibanze bafite, nkibishobora guturika, kurwanya ibitonyanga no kurwanya urutoki.
Igihe cyo kohereza: Apr-15-2022
