| abstract |
The present invention is a high-quality bisphenol Anwherein the content of sodium is not more than 80 ppb and thencontent of each element of the group A consisting of iron,nnickel, chromium, manganese, lead, and molybdenum is not morenthan 50 ppb, or a high-quality bisphenol A containing annorganic compound such as 9,9'-dimethylxanthene, 2-(4-hydroxyphenyl)-2,4,4-trimethylchroman,n2,2,4-trimethylchromene,netc., in an amount of lower than a specific amount,nand a preparation process of these high-quality bisphenol A.nWhen an aromatic polycarbonate is prepared using the high-qualitynbisphenol of the invention, an aromatic polycarbonatenwhich is not colored at the preparation thereof and moldingnthe polycarbonate. |