BASF has closed the previously announced transaction to divest its ultrafiltration membrane business to DuPont Safety & Construction (DuPont). The divestiture includes the shares of inge GmbH, the business' headquarters and production site in Greifenberg, Germany, including all employees, its international sales force, and certain intellectual property previously owned by BASF SE. Financial details of the transaction are not being disclosed.

The ultrafiltration membrane business had been part of BASF's Performance Chemicals division. The division's portfolio includes plastic additives, fuel and lubricant solutions, oilfield chemicals and mining solutions as well as kaolin minerals.