New York--Baltimore-based Earle Palmer Brown Cos. announced an agreement to acquire Ketchum Advertising, Pittsburgh, from TBWA/Chiat Day. Ketchum Advertising will change its name to Egan/St. James, an Earle Palmer Brown company, Sept. 1. The acquisition leaves the Ketchum name, a 75-year-old brand, solely in the hands of Ketchum Public Relations, Pittsburgh. Separately, Earle Palmer Brown's New York office announced it has been named the agency of record for Epoxy Technology, Billerica, Mass., a manufacturer of adhesives for the semiconductor industry. The billings on the account are expected to be $500,000.