Bayan kusan ƙarni ɗaya na ci gaba, masana'antar sinadarai ta China ta zama ƙasa mafi saurin bunƙasa a duniya, kuma zagayowar masana'antu ta fi ta masana'antar sinadarai a Turai, Amurka, Japan da Koriya ta Kudu gajarta. A Turai, Amurka da sauran ƙasashe, yana ɗaukar shekaru kaɗan kawai kafin a kai ga matakin girma, kuma masana'antar sinadarai ta China tana gab da ƙarewa. Bambancin shine bayan babban matakin masana'antar sinadarai a Turai da Amurka, adadin samfuran sinadarai masu kyau da fasaha mai girma ke tallafawa yana ƙaruwa sosai, yayin da a China, saboda ƙarancin ci gaban fasaha, yawan samar da sinadarai masu kyau a kasuwa yana ƙaruwa a hankali.

A cikin shekaru 5-10 masu zuwa, babban tsarin masana'antar sinadarai na kasar Sin zai ƙare kuma tsarin haɓaka mai kyau zai hanzarta. A halin yanzu, cibiyoyin bincike da yawa na cikin gida, musamman waɗanda ke da alaƙa da manyan kamfanoni, suna ƙara saka hannun jari a cikin bincike da haɓaka sinadarai masu kyau.

Domin ci gaban sinadarai masu kyau a kasar Sin, na farko shine binciken sarrafa sinadarai masu zurfi ta amfani da ƙarancin carbon hydrocarbon a matsayin kayan aiki, kuma an fi mayar da hankali kan magungunan gargajiya, magungunan kashe kwari da sauran fannoni. Na biyu, don zurfafa sarrafawa da amfani da polycarbon hydrocarbons, a ƙasa a cikin kayan sinadarai masu kyau, ƙari da sauran fannoni; Na uku, don rabuwa da tsarkake kayan albarkatun ƙasa masu yawan carbon hydrocarbon da kuma zurfafa sarrafawa da amfani da su, a ƙasa a cikin surfactant, plasticizer da sauran fannoni.

Idan aka yi la'akari da girman farashi, faɗaɗa masana'antar sinadarai masu kyau na kayan da ba su da ƙarancin carbon ita ce hanya mafi arha ta samarwa da bincike. A halin yanzu, cibiyoyin bincike na kimiyya da yawa a China suna faɗaɗa binciken masana'antar sinadarai masu ƙarancin carbon hydrocarbon. Wakiltar samfuran sune faɗaɗa sinadarai masu kyau na sarkar masana'antar isobutylene da faɗaɗa sinadarai masu kyau na sarkar masana'antar aniline.

A cewar binciken farko, an fadada sarkar masana'antu ta sinadarai masu inganci sama da 50 zuwa ga isobutene mai tsarki, kuma yawan tace sarkar masana'antu na kayayyakin da ke cikin sarkar ya fi girma. Aniline tana da nau'ikan sinadarai masu kyau sama da 60 a fannin fadada sarkar masana'antu, kuma hanyoyin amfani da su a fannin suna da yawa.

A halin yanzu, aniline galibi ana samar da shi ne ta hanyar sinadarin hydrogenation na nitrobenzene, wanda shine samar da sinadarin hydrogenation na nitric acid, hydrogen da kuma sinadarin benzene mai tsarki a matsayin kayan masarufi. Ana amfani da shi a ƙasa a fannin MDI, ƙarin roba, rini da magungunan likitanci, ƙarin man fetur da sauransu. Ba za a iya haɗa sinadarin benzene mai tsarki a cikin masana'antar tace mai da samar da sinadarai da kayayyakin mai ba, wanda ke haɓaka faɗaɗawa da amfani da sarkar masana'antu ta ƙasa ta benzene mai tsarki, wadda ta zama abin da masana'antar bincike da haɓaka sinadarai suka mayar da hankali a kai.

Dangane da masana'antu daban-daban da ake amfani da su wajen samar da p-aniline, ana iya raba su zuwa sassa kamar haka: Na farko, amfani da shi a fannin hanzarta roba da kuma maganin hana tsufa, wanda za a iya raba shi zuwa nau'ikan samfura guda biyar, wato p-aminobenzidine, hydroquinone, diphenylamine, cyclohexylamine da dicyclohexylamine. Yawancin waɗannan samfuran aniline ana amfani da su ne a fannin maganin hana tsufa na roba, kamar p-amino diphenylamine na iya samar da maganin hana tsufa na 4050, 688, 8PPD, 3100D, da sauransu.

Amfani da shi a fannin na'urar hanzarta roba da kuma maganin hana tsufa muhimmin alkibla ne na amfani da aniline a fannin roba, wanda ya kai fiye da kashi 11% na jimillar amfani da aniline a fannin, manyan samfuran da ke wakiltar su sune p-aminobenzidine da hydroquinone.

A cikin mahaɗan diazo, ta amfani da aniline da nitrate da sauran kayayyaki, samfuran da za a iya samar da su sune p-amino-azobenzene hydrochloride, p-hydroxyaniline, p-hydroxyazobenzene, phenylhydrazine, fluorobenzene da sauransu. Ana amfani da waɗannan samfuran sosai a fannin rini, magunguna da magungunan kashe kwari. Wakiltar samfuran sune: p-amino-azobenzene hydrochloride, wanda shine rini na roba na azo, rini na murya na um, rini mai yaɗuwa, wanda kuma ake amfani da shi wajen ƙera fenti da launi da kuma a matsayin alama, da sauransu. Ana amfani da P-hydroxyaniline wajen samar da sulphide blue FBG, mai rauni acid mai haske 5G da sauran rini, ƙera paracetamol, antamine da sauran magunguna, waɗanda kuma ake amfani da su wajen samar da masu haɓaka, antioxidant da sauransu.

A halin yanzu, yawancin mahaɗan aniline da ake amfani da su a masana'antar rini ta China sune p-amino-azobenzene hydrochloride da p-hydroxyaniline, waɗanda ke da kusan kashi 1% na yawan amfani da aniline, wanda muhimmin alkibla ne na amfani da mahaɗan nitrogen a ƙasan aniline kuma muhimmin alkibla ne na binciken fasahar masana'antu na yanzu.

Wani muhimmin amfani da aniline a ƙasa shine halogenation na aniline, kamar samar da p-iodoaniline, o-chloroaniline, 2.4.6-trichloraniline, n-acetoacetaniline, n-formylaniline, phenylurea, diphenylurea, phenylthiourea da sauran kayayyaki. Saboda yawan kayayyakin aniline na halogenation, an riga an kiyasta cewa akwai kusan nau'ikan 20, waɗanda suka zama muhimmin alkibla na faɗaɗa sarkar masana'antar sinadarai ta ƙasa na aniline.

Wani muhimmin martanin aniline shine rage tasirin, kamar aniline da hydrogen don samar da cyclohexamine, aniline da sinadarin sulfuric acid mai ƙarfi da soda don samar da bicyclohexane, aniline da sulfuric acid da sulfur trioxide don samar da p-aminobenzene sulfonic acid. Wannan nau'in martanin yana buƙatar adadi mai yawa na abubuwan taimako, kuma adadin samfuran da ke ƙasa ba su da yawa, wanda aka kiyasta kusan nau'ikan samfura biyar ne.

 Daga cikinsu, kamar su p-aminobenzene sulfonic acid, ƙera rini na azo, waɗanda ake amfani da su azaman reagent na tunani, reagent na gwaji da reagent na nazarin chromatographic, ana iya amfani da su azaman maganin kashe kwari don hana tsatsar alkama. Dicyclohexamine, shine shirya tsaka-tsakin rini, da kuma tsatsar alkama mai yadi, da kuma shirya kayan ƙanshi da sauransu.

Yanayin rage tasirin aniline yana da tsauri sosai. A halin yanzu, yawancinsu suna cikin dakin gwaje-gwaje da ƙananan matakan samarwa a China, kuma yawan amfani da shi ba shi da yawa. Ba shine babban alkiblar faɗaɗa sarkar masana'antar sinadarai masu kyau ta aniline ba.

Fadada sarkar masana'antar sinadarai masu kyau ta amfani da aniline a matsayin kayan masarufi ya haɗa da amsawar arylation, amsawar alkylation, amsawar oxidation da nitrification, amsawar cyclization, amsawar condensation aldehyde da kuma haɗakar haɗakar haɗaka. Aniline na iya shiga cikin halayen sinadarai da yawa, kuma akwai aikace-aikace da yawa da ke ƙasa.