WILMINGTON, Del. - A Delaware federal judge on June 11 granted requests to rehear arguments and alter his opinion confirming W.R. Grace & Co.'s Chapter 11 plan of reorganization and then filed an amended 228-page confirmation decision that also includes changes to reflect two recent federal circuit court rulings (In re: W.R. Grace & Co., et al. $(Garlock Sealing Technologies LLC, et al. v. W.R. Grace & Co., et al.$), No. 11-199, D. Del.; 2012 U.S. Dist. LEXIS 80461).