Kodi njira ya Bisphenol A BPA Sulfuric Acid imagwira ntchito bwanji?
Bisphenol A bpa Njira ya Sulfuric Acid
Phenol ndi acetone zimakumana ndi kuzizira mu sulfuric acid ndi kuchuluka kwa 72.5%–73.0% pa kutentha kwa 35–45°C. Kenako mankhwalawa amatsukidwa ndi madzi, kusungunuka, kulekanitsidwa ndi centrifugation, ndikuumitsidwa kuti apeze bisphenol A yoyenera kugwiritsidwa ntchito ngati epoxy resins ndi lawi retardants. Mtengo wogwiritsidwa ntchito pa tani imodzi ya mankhwalawa ndi pafupifupi matani 0.925 a phenol, matani 0.285 a acetone, ndi matani 0.500 a sulfuric acid (98% kuyera).
Njira iyi ya Bisphenol A bpa ili ndi zida ndi njira zosavuta. Komabe, imakhala ndi vuto la kugwiritsa ntchito zinthu zopangira zambiri, zomwe zimapangitsa kuti mtengo wazinthu ukhale wokwera. Imayambitsanso dzimbiri ku zida, mapaipi, ma valve, ndi malo opangira, pomwe imapanga zinyalala zambiri. Kuphatikiza apo, khalidwe la malonda silikukwaniritsa zofunikira popanga ma polycarbonate kapena ma epoxy resins amitundu yosiyanasiyana.