Na'urorin hana harshen wuta marasa halogen suna taka muhimmiyar rawa a fannin sufuri.

Masu hana harshen wuta marasa halogen suna taka muhimmiyar rawa a fannin sufuri. Yayin da ƙirar abin hawa ke ci gaba da ci gaba kuma ana ƙara amfani da kayan filastik, halayen masu hana harshen wuta suna zama abin la'akari sosai. Masu hana harshen wuta marasa halogen wani abu ne da ba ya ƙunshe da abubuwan halogen kamar chlorine da bromine kuma yana da kyakkyawan tasirin hana harshen wuta. A cikin sufuri, ana amfani da kayan filastik sosai, kamar kayan haɗin cikin mota, akwatunan na'urorin lantarki, da sauransu. Duk da haka, robobi galibi suna da ƙarancin halayen ƙonawa kuma suna iya haifar da haɗarin wuta cikin sauƙi. Saboda haka, ana buƙatar ƙara masu hana harshen wuta don inganta halayen masu hana harshen wuta na robobi da kuma tabbatar da amincin zirga-zirga. Ya kamata a ba da fifiko na musamman ga ammonium polyphosphate (APP). A matsayin mai hana harshen wuta marasa halogen da aka saba amfani da shi, APP tana taka muhimmiyar rawa a cikin hana harshen wuta na filastik. APP na iya yin martani ta hanyar sinadarai tare da substrate na filastik don samar da wani kauri mai yawa na carbonization, wanda ke ware canja wurin iskar oxygen da zafi yadda ya kamata, yana rage saurin ƙonewa kuma yana hana yaɗuwar wuta. A lokaci guda, abubuwa kamar phosphoric acid da tururin ruwa da APP ke fitarwa suma suna iya hana ƙonewa da kuma ƙara inganta halayen masu hana harshen wuta na robobi. Ta hanyar ƙara masu hana harshen wuta marasa halogen kamar ammonium polyphosphate, kayan filastik a cikin ababen hawa na iya samun kyawawan halaye na hana harshen wuta da kuma rage faruwar haɗurra na gobara. Ƙara inganta aminci da amincin sufuri. Yayin da buƙatun kare muhalli ke ƙaruwa, yuwuwar amfani da masu hana harshen wuta marasa halogen zai zama faɗaɗa.