Description  Claims  Cited references 

EP0711760A1   [0003] 
EP1057821A1   [0004] 
JP2000063360A   [0005] 
WO2009121603A1   [0007]  [0013]  [0019] 
WO2009121607A1   [0007]  [0013]  [0019] 

Shape selective N-alkylation of melamine using alcohol as an alkylating agent with Ru/mordenite catalyst in the liquid phase   [0006]