Aw Phenol&Acetone Condensation fɔ BPA Prodakshɔn de riak?

Fεnכl εn asetכn de כnda kכndεnsεshכn riakshכn כnda di katalis fכ wan asid mεdiכm fכ jεnarεt Bisfεnol A BPA. di men riakshכn nכ kכmplikt, εn di riakshכn kכndishכn dεm nכ rili mild. i kin jεnarali go bifo fayn fayn wan pan nכmal prεshכn εn 60 - 90 °C. di prodakshכn prכsεs fכ BPA nכ de lכng, mεntal wan i kכnsis fכ pat: kכndensεshכn riakshכn, adukt kristכlayzeshn, fεnol rεmov εn purifyushכn, εn mama rכkכvεshכn. Bɔt, polycarbonate - gred BPA gɛt rili ay kwaliti rikwaymɛnt, i nid fɔ klin pas 99.5%, wan finol mas frakshɔn we nɔ pas 5 × 10−5, wan APHA kɔlɔ we smɔl pas 20, ɛn ristrikshɔn pan frizin pɔynt, ashin, ayɛn ayɔn, ɛn ɔda tin dɛn Bikɔs Bisphenol A BPA na a GUDt - sεnsitiv εn כksijεn - sεnsitiv sכbstans wit wan vεri hכy bכyl pכynt (360.5 °C), dεn kכntribyushכn ya de bכn plεnti kεmikכl εnjinia prכblεm to di prodakshכn כf ay - kwaliti Bisphenol A BPA.