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Na cava na Bisphenol e dua na ka e buli?

2025-10-15

Bisfenol A (BPA) iVakamacala Taumada

Bisphenol A (BPA), kilai talega me 2,2-bis(4-hydroxyphenyl)propane, e dua na ivukivuki bibi ni phenol kei na acetone. E industrially synthesized ena condensation ni phenol kei na acetone ena kena tiko na catalysts me vaka na asidi ni mercaptoacetic, asidi ni chloroacetic, barium hydroxide, se vakayagataki ni resins ni veisautaki ni ion. E dua na ka bibi ni kemikali ni veika bula.

Na isau ni vakasaqa:
2 C6H2OH (Fenol) + (CH3)2C=O (Acetona) → (C6H4OH)2C(CH3)2 (Bisfenol A) + H2O

Bisphenol A – na painia ni veivakacacani ni katakata kei na dua na vanua ni vakawaicalataki ni 155-158°C, e tiko ga na vatu-kaukauwa ena vanua ni katakata cecere.Kiliki eke me rawati kina na isau vakalailaitaki.