Radiation curable coating compositions and process for the preparation thereof

摘要: A COATING COMPOSITION USEFUL FOR RADIATION CURING IS PREPARED THROUGH COPOLYMERIZATION OF MIXTURE COMPRISING VINYL MONOMER HAVING HYDROXYL GROUP AND A,B-ETHYLENICALLY UNSATURATED CARBOXYLIC ESTER MONOHYDRIC ALCOHOL, PRIMARY ESTERIFICATION THE RESULTANT COPOLYMER WITH POLYHYDRIC ANYHYDRIDE IN AN ORGANIC SOLVENT, SECONDARY ESTERFICATION AND/OR ETHERFICATION PRIMARILY ESTERFIED EPOXY MONOMER. MAY FURTHER CONTAIN POLYMERIZABLE CROSS-LINKAGE FORMABLE COMPOUNDS ACTIVE CURING, EXAMPLE, COMPOUND FRMULA: CH2=C(-R10)-COO-R9-O-(CO-R8-COO-R9-O)L-CO-C(-R10)=CH2 WHEREIN R8 DIVALENT 2 TO 100, R9 SATURATED HYDROCARBON 10C, R10 HYDROGEN ATOM OR METHYL 1 0 10