Olefin polymerization with dinuclear catalysts

A catalyst compound represented by Formula (I):

• wherein:
• M1 and M2 are independently selected from magnesium, vanadium, niobium, tantalum, chromium, manganese, iron, cobalt, zinc, aluminum, gallium or indium;
• X1 and X2 are independently an anionic ligand;
• J1 and J2 are independently a neutral coordinated ligand bonded to M1, M2 or X;
• L is a divalent hydrocarbyl or substituted hydrocarbyl tether;
• nis 0, 1, 2 or 3;
• m is 0, 1, 2 or 3;
• n+m is 1, 2, 3 or 4;
• each of R1, R2, R3, R4, R5, R1′, R2′, R3′, R4, R5′ R1″, R2″, R3″, R4″, R5″, R1″, R2″, R3″, R4′″ and R5′″ is independently hydrogen, a C1-C20 hydrocarbyl, a C1-C20 substituted hydrocarbyl, a halogen, a heteroatom or a heteroatom-containing group, and optionally one or more of R1 and R2, R1′ and R2′, R1″ and R2″, R1′ and R2′″, R2 and R3, R2′ and R3′, R2″ and R3″, R2′″ and R3″, R3 and R4, R3′ and R4′, R3″ and R4″, R3′″ and R4″, R4 and R5, R4′ and R5′, R4″ and R5″, R4″ and R5′″ are joined to form one or more substituted hydrocarbyl rings, unsubstituted hydrocarbyl rings, substituted heterocyclic rings, or unsubstituted heterocyclic rings each having 5, 6, 7, or 8 ring atoms;
• each of R6, R7, R6′, R7, R6″, R7″, R6″, R7″ is independently hydrogen, a C1-C20 hydrocarbyl, a C1-C20 substituted hydrocarbyl, a heteroatom or a heteroatom-containing group, and optionally one or more of R6 and R7, R6′ and R7, R6″ and R7″, R6″ and R7′″ are joined to form one or more substituted hydrocarbyl rings, unsubstituted hydrocarbyl rings, substituted heterocyclic rings, or unsubstituted heterocyclic rings each having 5, 6, 7, or 8 ring atoms;
• optionally any two X1 are joined together and optionally any two X2 are joined together to each form a dianionic bidentate group;
• optionally any two J1 are joined together and optionally any two J2 are joined together to each form a neutral bidentate group;
• and
• optionally any X1 and J1 are joined together and optionally any two X2 and J2 are joined together to each form a monoanionic bidentate group.