DowDuPont Loses Bid to Keep Dispute With Chemours Under Seal

A lawsuit filed against chemicals giant DowDuPont Inc. by its former subsidiary Chemours Co., which DowDuPont has fought for six weeks to keep under wraps, must be unsealed, Delaware’s top court ruled June 26.

Chemours filed the suit under seal May 13 in Delaware’s Chancery Court. Four days later, the company filed a public version of the 64-page complaint that blacked out nearly every line. The redactions cover nearly every line, although the few legible sections relate to the 2015 spinoff of Chemours.

Vice Chancellor Sam Glasscock refused to accept the redactions in a May 23 oral ruling that...