Pehea e hana ʻia ai ke ʻano hana Bisphenol A BPA Sulfuric Acid?
ʻO Bisphenol A bpa Ke ʻano hana waikawa sulfuric
Hoʻopili ʻia ka Phenol a me ka acetone i loko o ka waikawa sulfuric me ka nui o 72.5%–73.0% ma 35–45°C. A laila holoi ʻia ka huahana me ka wai, hoʻoheheʻe ʻia, hoʻokaʻawale ʻia e ka centrifugation, a hoʻomaloʻo ʻia e loaʻa ai ka bisphenol A kūpono no nā resins epoxy hana maʻamau a me nā mea pale ahi. ʻO ka nui o ka hoʻohana ʻana no kēlā me kēia tona o ka huahana ma kahi o 0.925 tons o ka phenol, 0.285 tons o ka acetone, a me 0.500 tons o ka waikawa sulfuric (98% maʻemaʻe).
He maʻalahi loa nā lako a me nā kaʻina hana o kēia ʻano hana Bisphenol A bpa. Eia nō naʻe, ua nui ka hoʻohana ʻana i nā mea maka, e alakaʻi ana i ke kumukūʻai huahana kiʻekiʻe. Hoʻopilikia pū ia i ka pala i nā lako, nā paipu, nā kiwikā, a me ke kahua hana, me ka hoʻopuka ʻana i nā ʻōpala he nui. Eia kekahi, ʻaʻole i kūlike ka maikaʻi o ka huahana me nā koi no ka hana ʻana i ka polycarbonate a i ʻole nā resins epoxy papa meaʻai.