1 EXHIBIT 10.2 PLEDGE AND SECURITY AGREEMENT PLEDGE AND SECURITY AGREEMENT, dated as of July 31, 1997 made by and between Timothy J. Dhuyvetter, an individual with an address at_________________ _________________________ (the "Pledgor"), in favor of...Pledge and Security Agreement • October 24th, 1997 • Sipex Corp • Semiconductors & related devices • Massachusetts
