Mɛni ji bisphenol a lɛ mli fɛ̃i?

Bisphenol A (BPA), ni ale lɛ hu akɛ diphenylolpropane loo (4-hydroxyphenyl)propane lɛ feɔ kristalo ni yɔɔ ethanol ni mli edɔ mli kɛ kristalo ni tamɔ tsɔne ni akɛwoɔ nu mli lɛ mli. Eyɛ shãa ni eyɛ phenolic ŋmɔlɔ fioo ko. Ehe ni shãa lɛ ji 157.2°C, he ni eshãa lɛ ji 79.4°C, ni bisphenol a lɛ he ni shãa lɛ ji 250.0°C (yɛ 1.733 kPa). BPA lɛ shwieɔ ethanol, asetɔn, asetik asid, ether, benzene, kɛ alkali ni mli edɔ mli shi eshwɛ fioo ni eshwieɔ nu mli. Eyɛ molecular weight ni ji 228.29, ni eji nɔ ko ni jɛ acetone kɛ phenol mli, ni etsuɔ ​​nii akɛ nɔ ko ni he hiaa waa yɛ tsofafeemɔ nitsumɔhei.

Bisphenol A – nɔ titri ni yɔɔ polycarbonate feemɔ mli, ni haa plastics lɛ mli tseɔ jogbaŋŋ ni enyɛɔ eshiɔ nibii ni baa mɔ nɔ lɛ. Nyɛɛ biɛ koni onine ashɛ Bisphenol A nɔ.

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Be ni akɛbaatsu nii: Alemle-16-2025