Patent ID: 6903182
Filing Date: 2005-06-07
Classification: C07F,C08G

Abstract:
1. A process for polymerizing an acrylic monomer comprising contacting at least one acrylic monomer under polymerization conditions with a catalyst comprising Cu(I) complexed with one or more ligands comprising phosphorus containing rings of the formulae V or II wherein the phosphorus containing rings are optionally-substituted and are optionally members of a larger bicyclic or tricyclic ring system; each P atom is bonded to only three other atoms in the ligand; the two atoms in the ring adjacent to the P atom are C atoms; R R R A is a divalent group of optionally-substituted chains of from 1 to 12 linear, branched, or cyclic carbons, optionally containing one or more heteroatoms or organometallic groups in the chain, and —N(R R