The results indicate that by using nicotinic acid, fixation of monochlorotriazine reactive dye on silk fabric can be improved and sound fastness of the dyed fabric treated under the optimal condition can also be achieved.

• 结果表明，加入烟酸能提高活性染料在真丝绸上的固色率，在最佳催化染色工艺条件下，染色织物的各项牢度指标均符合服用要求。