A process for crosslinking polyamide comprises a diisocyanate or a diacyl halide being reacted with a lactam A at a temperature of from (−30) to 150° C. and next reacting with a lactam B, a catalyst and an activator at a temperature of from 40 to 240° C.
                            一种交联聚酰胺的过程包括将二
异氰酸酯或二
酰卤与内酰胺A在(-30)至150℃的温度下反应,然后在40至240℃的温度下与内酰胺B、催化剂和活化剂反应。