The methods for synthesizing sulfur sensitizer triethyl thiourea are studied. The trithyl thiourea synthesized with ethyl isothiocyanate and diethylamine can meet the reguirements.

• 对硫增感剂三乙基硫脲的合成方法进行了研究，其中异硫氰酸乙酯与二乙胺反应的方法可制得理化性能符合要求的产物，制备条件要求不高。