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Khuyini umkhiqizo we-Bisphenol A?

2025-10-15

I-Bisphenol A (BPA) Isingeniso

I-Bisphenol A (BPA), eyaziwa nangokuthi yi-2,2-bis(4-hydroxyphenyl)propane, mhlobo oqakathekileko we-phenol ne-acetone. Yenziwa emabubulweni ngokuhlanganiswa kwe-phenol ne-acetone phambi kwama-catalysts afana ne-mercaptoacetic acid, chloroacetic acid, i-barium hydroxide, nofana ngokusebenzisa i-ion exchange resins. Yinto eqakathekileko yamakhemikhali wezinto eziphilako.

Ukusabela kokuncibilika:
2 C₆H₅OH (Phenol) + (CH3)₂C=O (Acetone) → (C₆H₄OH)₂C(CH3)₂ (Bisphenol A) + H₂O

I-Bisphenol A – iphayona yokujamelana nokutjhisa enephuzu lokuncibilika elingu-155-158°C, ihlala iqinile njengelitje eendaweni ezinezinga eliphezulu lokutjhisa. Tlika lapha ukuthola intengo ehlisiweko.