iindaba

Idayi zesulfurezikho ngaphezu kweminyaka elikhulu.Idayi zokuqala zesulfure zaveliswa yiCroissant kunye neBretonniere ngo-1873. Basebenzisa izinto eziqulethe iifayibha eziphilayo, ezifana ne-wood chips, i-humus, i-bran, i-waste cotton, kunye ne-Waste Paper njl., ezifunyenwe ngokufudumeza i-alkali sulfide kunye ne-alkali ye-polysulfide.Le dayi enombala omnyama nonuka kakubi ihygroscopic inokwakheka okungalungiswanga kwibhafu yealkali kwaye inyibilika lula emanzini.Xa umqhaphu udaywe kwibhafu ye-alkali kunye ne-sulfure yokuhlamba, iidayi eziluhlaza zinokufumaneka.Xa ibonakaliswe emoyeni okanye i-oxidized oxidized solution ye-dichromate yokulungiswa kombala, ilaphu lekotoni linokujika libe mdaka.Ngenxa yokuba ezi dayi zineempawu ezibalaseleyo zokudaya kunye namaxabiso aphantsi, zinokusetyenziswa kwishishini lokudaya umqhaphu.
Ngo-1893, uR. Vikal wanyibilikisa i-p-aminophenol nge-sodium sulfide kunye nesulfure ukuvelisa idayi ezimnyama zesulfure.Ukwafumanise ukuba i-eutectic ye-benzene ethile kunye ne-naphthalene derivatives enesulfure kunye ne-sodium sulfide inokuvelisa iintlobo ngeentlobo zedayi ezimnyama zesulfure.Ukususela ngoko, abantu baye bavelisa idayi eziluhlaza zesulfure, iidayi ezibomvu zeSulfur kunye nedayi eluhlaza sulphur kwesi siseko.Kwangaxeshanye, indlela yokulungiselela kunye nenkqubo yokudaya nayo iye yaphuculwa kakhulu.Idayi zesulfure ezinyibilika emanzini, idayi yesulfure elulwelo kunye nedayi yesulfure ehambelana nokusingqongileyo ziye zavela enye emva kwenye, nto leyo eyenza ukuba idayi yesulfure iphuhliswe ngamandla.
Idayi zesulfure yenye yezona dayi zisetyenziswa kakhulu.Ngokutsho kweengxelo, idayi yesulfure ephuma ehlabathini ifikelela kumakhulu amawaka eetoni, yaye olona didi lubalulekileyo lumnyama wesulfure.Imveliso yesulfure emnyama yenza i-75% -85% yesiphumo esipheleleyo seedayi zesulfure.Ngenxa yokudityaniswa kwayo ngokulula, ixabiso eliphantsi, isantya esilungileyo, kunye ne-non-carcinogenicity, ithandwa ngabavelisi abahlukeneyo bokushicilela kunye nokudaya.Isetyenziswa kakhulu ekudayeni umqhaphu kunye nezinye iintsinga zeselulosi, kunye nochungechunge olumnyama kunye noluhlaza okwesibhakabhaka lusetyenziswa kakhulu.

iidayi zesulfureisulfure emnyama brisulfure emnyama isulfure emnyama


Ixesha lokuposa: Apr-16-2021