| 摘要 |
<p>An epoxy resin having a group of general formula (1), a number-average molecular weight of 400 to 10,000, an epoxy equivalent of 100 to 5,000, and an average number of glycidyl ether groups of 2 to 50 per unit molecule; wherein A represents a group of general formula (2), (wherein R3 represents a C¿2?-C30 saturated aliphatic polyhydric alcohol residue; D represents oxyalkylene; a, b, c and d represent each 0 to 25; e and f represent each 0 to 4; e+f = 0 to 4; and a+b+cxe+dxf = 0 to 50); B represents a group of general formula (3), (wherein g and h represent each 0 to 18); and R?1 and R2¿ represent each H, glycidyl or a group of general formula (4), wherein A and B are each as defined above; and R?7, R8 and R9¿ represent each H or glycidyl.</p> |
