abstract |
PROCESS FOR PREPARING AN UNSATURED POLYESTER RESIN, AND, UNSATURED POLYESTER RESIN. A method for preparing low viscosity unsaturated polyester resins is described in which, in a first step, the polyester resin is prepared from a dicarboxylic acid, its corresponding anhydride or its mixtures and polyhydric alcohol. In a second step, the polyester resin is reacted with saturated monohydric alcohol. |