The legal dispute by three Airgas (ARG +1.2%) directors involving a letter to hostile suitor Air...

|By:, SA News Editor

The legal dispute by three Airgas (ARG +1.2%) directors involving a letter to hostile suitor Air Products & Chemicals (APD) is just a sign of more to come, DealBook says; letters referred to in court that remain unreleased amount to puzzling PR for Airgas.