Japan’s leading bank, Dai-Ichi Kangyo Bank, said...

Japan’s leading bank, Dai-Ichi Kangyo Bank, said it would lower its short-term prime lending rate to 5% from 5.5% on Feb. 24, and banking sources said they expected similar action by other Japanese banks . . . Standard & Poor’s lowered its rating on Texas Instruments’ senior debt to A+ from AA- and lowered its rating on TI’s commercial paper to A1 from A1+ . . . Mexico has told some of its U.S. creditor banks in New York that it might need another $9 billion in loans during 1986 to help bolster its troubled economy . . . Occidental Petroleum extended to Feb. 7 the expiration date and proration period for its tender offer for Midcon stock.