| 摘要 |
<p>Provided is phosphor-containing epoxy resin which can randomly adjust the phosphor content to be same to the additional phosphor-based frame retardant by additional amount, does not have trouble of bleeding out, and has excellent solvent solubility and impregnation properties. Provided are a phosphor-containing epoxy resin having equivalent of epoxy in range of 1000-5000 g/eq, having equivalent of active hydrogen in range of 1000-5000 g/eq, and having an active hydrogen group in range of 0.95-1.05 equivalent for one equivalent of the epoxy group, an epoxy resin composition containing the phosphor-containing epoxy resin, epoxy resin except for the same, and a curing agent, and a cured product of the same.</p> |
