TY - GEN 
AU - Valero, Manuel F.
AU - Pulido, Jorge E. |Ramírez, |Álvaro
AU - Cheng,  Zhengdong
PY - 2008
UR - http://hdl.handle.net/10818/64202
AB - Castor oil was reacted by transesterification with various percentages in mass of pentaerythritol to obtain different esters of pentaerythritol. Alternatively, glycerol was also used instead of pentaerythritol for the same reaction in order to...
LA - spa
PB - Quimica Nova
KW - Castor oil transesterification
KW - MALDI TOF mass spectroscopy
KW - Polyurethanes
TI - Polyurethanes sintetized of polyols obtained from castor oil modified by transesterification with pentaerythritol
DO - 10.1590/S0100-40422008000800031
ER -