FIVE-COORDINATE BIS-PHENYLPHENOXY CATALYSTS FOR THE PREPARATION OF ETHYLENE-BASED POLYMERS
                        
                            
                                申请人:Dow Global Technologies LLC
                            
                            
                                公开号:US20170267796A1
                            
                            
                                公开(公告)日:2017-09-21
                            
                            The invention provides a molecular transition metal complex selected from Formula 1, as described herein; an ethylene-based polymer; and a process to form the ethylene-based polymer, said process comprising polymerizing ethylene in the presence of at least one molecular transition metal complex selected from Formula 1, as described herein, and wherein either Z
1
or Z
2
is dative covalent (coordinate) to the metal (M).