1/7/2011
Chain-extending of Hydroxytelechelic Polybutadiene: Synthesis and Characterization
(100 – 107)  Journal of Macromolecular Science Part A - Pure and Applied Chemistry 48 #2 (2011)
Leomine et al of Universitde Bourgogne, France  extended the oligomers , using succinic anhydride or methylenedicyclohexyl diisocyanate.   (RDC 1/12/2011)