Site na mmepe nke okporo ụzọ obodo mepere emepe, mmepe na ntinye nke agba agba na-adịghị na-ekpuchi pavement na-abawanye ụba. Oghere agba agba ọ bụghị naanị na ọ nwere ọrụ ịchọ mma, kamakwa ọ nwere ọrụ ịdọ aka ná ntị. Pavementi na-acha odo odo na-adịghị ada ada bụ pavement na-arụ ọrụ nke ukwuu. Ụdị pavement a na-eji ihe mkpuchi na-acha uhie uhie na-ekpuchi ya na pavement iji mee ka pavment ahụ bara ụba na ọrụ mgbochi.
Enwere ike iji resin mmanụ n'ọtụtụ ebe n'ụlọ ọrụ dị iche iche, Resin mmanụ dị ka agba, rọba, wdg. Gịnị kpatara resin mmanụ ala ji ewu ewu?
Enwere ụzọ abụọ isi gbanwee. Otu bụ mgbanwe hydrogenation, mmanụ mmanụ nke na-agbakwunye njikọ abụọ na resin molecule mmanụ ala, mmanụ mmanụ resin si otú ahụ na-emezi agba ya na nkwụsi ike mgbochi. Enwere ike ịkwadebe resin mmanụ nwere ihe pụrụ iche site n'ịgbakwunye otu pola ma ọ bụ ihe ngbanwe dị ka monoolefin na akụrụngwa.
Iberibe C9 gbawara agbawa na-enwekarị ogige hydrocarbon na-esighị ike dị ka vinyl toluene, indene, methylstyrene, petroleum resin wdg.
Usoro nkwadebe nke C9 petroleum resin bụ nke a: a na-emezi ngwa ngwa iji wepụ (bis) cyclopentadiene na isoprene, mmanụ mmanụ iji nweta akụrụngwa nke nwere akụkụ dị nta karịa 50%, mmanụ mmanụ ma tinyezie hydrocarbon aromatic diluent. n'okpuru nchebe nke nitrogen, Petroleum resin wee tinye ihe na-akpali akpali AlCl3.
Ọkwa mmepe nke C9 petroleum resin mmepụta n'ụlọ na ná mba ọzọ: mmepe nke petrochemical ụlọ ọrụ na-enye ọgaranya na ọnụ ala akụrụngwa maka mmepụta nke mmanụ ala resin, Petroleum resin otú mmepụta nke mmanụ ala resin na ụfọdụ petrochemical mba mepere emepe na-eto ngwa ngwa.
