Bisphenol a bpa Hydrochloric Acid hman dan hi eng nge ni?
Bisphenol A ni a bpa Hydrochloric Acid hmanga hman dan
Hydrochloric acid emaw hydrogen chloride gas emaw catalyst atana hman dan chu a vaiin hydrochloric acid method tia sawi a ni. Entirnan, phenol leh acetone inzawmkhawm chu dry hydrogen chloride catalyst nen boruak pressure leh 50–60°C-ah darkar 8–9 chhung an inrem a. Gaseous hydrogen chloride volume fraction 96% aia sang a awm chuan a siam chhuah ber chu bisphenol A bpa a ni a, a by-product zingah a isomers, trihydroxy, emaw monohydroxy derivatives te pawh a tel.
Hetiang hmanga bisphenol A bpa kan hmuh hi epoxy resin siamna atana raw material atan hman theih a ni. Polycarbonate atana hman tur a nih chuan tihthianghlim belh a ngai a ni. Entirnan, Hooker process hian bisphenol A chu vacuum distillation leh extractive crystallization hmangin a tithianghlim a ni. Bisphenol A bpa ton khata hman zat chu phenol ton 0.855, acetone ton 0.269, hydrogen chloride ton 0.216, leh benzene solvent ton 0.011 vel a ni.
Hetiang method hi a dinhmun a tha hle a, batch emaw continuous production mode emaw-ah pawh hman theih a ni.