Nibii Titrii ni Kudɔɔ Bisphenol A Nifeemɔ
Yɛ nibii ni akɛtsuɔ nii lɛ ahe tsemɔ he lɛ, phenol kɛ acetone, akɛ nibii titri ni akɛtsuɔ nii kɛfeɔ bisphenol A lɛ, ehe miihia ni akudɔ amɛhetsemɔ lɛ jogbaŋŋ. Esaaa akɛ phenol hetsemɔ lɛ baa shi fe 99.5%, ni esa akɛ acetone hetsemɔ lɛ ashɛ nɔ ni fe 99%. Nibii ni akɛtsuɔ nii ni he tse waa lɛ baanyɛ aha muji ni kɛ amɛhe woɔ nifeemɔ lɛ mli lɛ aba shi, ni eha nifeemɔ lɛ aya hiɛ jogbaŋŋ.
Nibii ni haa mɔ tsui nyɔɔ emli lɛ anɔkwɛmɔ he hiaa waa. Nibii ni haa hulutsoo be lɛ yaa hiɛ lɛ ji 40 – 60°C teŋ. Yɛ nɛkɛ hulutsoo be nɛɛ mli lɛ, bɔ ni nibii lɛ feɔ amɛnii amɛhaa kɛ nibii ni amɛhalaa lɛ baanyɛ ashɛ he ko ni sa jogbaŋŋ. Temperature ni yaa hiɛ tsɔ loo ni baa shi tsɔ lɛ baaná bisphenol A BPA lɛ yibiiwoo kɛ ekpakpafeemɔ nɔ hewalɛ. Nitsumɔ kɛ halamɔ ni kɔɔ nɔ ni haa nɔ ko yaa hiɛ lɛ he lɛ tsɔɔ bɔ ni nɔ ko baajɛ mli aba aha. Acic catalysts ni akɛtsuɔ nii tamɔ sulfuric acid lɛ biɔ ni akɛ amɛmli hewalɛ kɛ bɔ ni amɛtsuɔ nii amɛhaa lɛ atsu nii pɛpɛɛpɛ. Yɛ gbɛ ni waaa nɔ lɛ, sulfuric acid lɛ falɛ tsakeɔ yɛ he ko, ni bɔ ni akɛtsuɔ nii ahaa lɛ ji nibii ni akɛtsuɔ nii lɛ fɛɛ mlijaa pɔtɛɛ ko, bɔni afee ni ana nɔmimaa akɛ nɔ ni haa tsɔne lɛ tsuɔ nii jogbaŋŋ lɛ tsuɔ nii jogbaŋŋ. Nɔ ni jɛɔ mli baa lɛ hu saa bisphenol A BPA lɛ feemɔ he. Nɔ ni sa ji 0.5 – 1.5 MPa. Shihilɛ ni yɔɔ shiŋŋ ni nɔnyɛɛ yɔɔ mli lɛ yeɔ ebuaa ni ehaa nɔ ni yaa nɔ lɛ he gbɛjianɔtoo lɛ hiɔ shi shiŋŋ ni ewoɔ mass transfer kɛ nɔ ni yaa hiɛ lɛ hiɛyaa he hewalɛ. Nibii ni akɛtoɔ he lɛ kɛ bɔ ni nibii lɛ tsuɔ nii amɛhaa lɛ yɔɔ tsakpaa tɛ̃ɛ. Akwɛɔ phenol kɛ acetone mlijaa lɛ nɔ yɛ 2.5 – 3.5:1. Kɛji akɛ akɛto he jogbaŋŋ lɛ, ebaanyɛ eha nibii ni akɛfee lɛ lɛ atsu nii jogbaŋŋ, ni eha bisphenol A BPA lɛ aya hiɛ, ni eha nibii ni jɛɔ mli baa lɛ aba shi.

Bisphenol A BPA tsakemɔ lɛ haa tsɔne hewalɛ yaa hiɛ, ŋmɔlɔ kɛ ŋmɔlɔ ni efiteɔ, ni efee klalo akɛ ebaatsu naagbai ni biɔ nibii babaoo lɛ ahe nii.

Kɛji oosumɔ ni ohé tsofai ni anyɛɔ akɛ he fɔ̃ɔ nɔ lɛ, ofainɛ taomɔ Shandong Pulisi Chemical Co., Ltd., ni kɛ ejwɛŋmɔ maa “tsofai ni hi jogbaŋŋ” anɔ, ni etsu nii afii 20 nɛ lɛ.