| abstract |
Disclosed is a polynuclear complex containing, in a molecule, a plurality of metal atoms and one or more ligands L satisfying the following conditions (i), (ii) and (iii). (i) It has a group having a polymerization-reactive multiple bond and/or a ring-opening polymerizable ring. (ii) It has 5 or more coordinating atoms to be coordinated with a metal atom. (iii) It is soluble in a solvent. |