WILMINGTON, DE - DuPont Co. completed the sale of its INVISTA resins and fibers business to subsidiaries of Koch Industries Inc. for $4.2 billion, including the assumption of debt and certain joint-venture and equity interests. The business, formerly DuPont Textiles & Interiors, will retain the INVISTA name.

In a previous announcement, Kevin Fogarty was named president of INVISTA's Polymer and Resins unit.

Koch Industries Inc. is a privately held, diversified group of companies in the chemicals, resins and fibers, minerals, and various other industries.