Patent ID: 7968487
Filing Date: 2011-06-28
Classification: C07F,C08F

Abstract:
1. A catalyst for the polymerization and co-polymerization of an olefin, comprising the general formula where: M is a late transition metal ion selected from the group consisting of Fe, Co, Ni, Pd and Cu, A is oxygen, nitrogen, phosphorus, or sulfur, B is nitrogen or phosphorus, C′ is nitrogen, phosphorus, or carbon, L is a saturated or unsaturated bridging hydrocarbon or aromatic unit, R and R′ are each independently a C R″ is a hydrocarbon, L′ represents a neutral monodentate 2e R″′ is a hydrocarbon, R″′ and L′ may be combined into a single chelating fragment, R n=0-3, and whereby said catalyst is phosphine-free and non-ionic.