It is thus {HEAD ~ an object} of the invention to provide {TAIL ~ homogeneous colloidal palladium catalysts} which form in situ when the precursor complexes are reduced by hydrogen during hydrogenation of diene polymers and copolymers 
to provide
It is thus { HEAD ~ an object } of the invention to provide { TAIL ~ homogeneous colloidal palladium catalysts } which form in situ when the precursor complexes are reduced by hydrogen during hydrogenation of diene polymers and copolymers
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH