Synthetic rubber giant Zeon Corp. (TYO:4205) recently released its business results for fiscal 2017, with highlights including the company topping its previous record figures for sales, operating profit and ordinary profit. Sales for the year ended at 332.68 billion yen ($3.04 billion), up 15.7 percent year-on-year. Meanwhile, operating profit totaled 38.88 billion yen, up 26.4 percent; ordinary profit came in…