WILMINGTON, Del. - Bankrupt Revstone Industries LLC and its affiliate TPOP LLC on April 20 filed a brief objecting to the emergency motion of the Official Committee of Unsecured Creditors, contending that the thousands of emails that constitute the settlement communications between Revstone and the Pension Benefit Guaranty Corp. (PBGC) are not discoverable under Federal Rules of Evidence (In Re: Revstone Industries LLC, No. 12-13262, Chapter 11, D. Del. Bkcy.).