p Toluenesulfonyl semicarbazide used as blowing agents in polypropylene processing was synthesized recurring to three step reactions.

• 以甲苯、氯磺酸、水合肼、氰酸盐等为原料,通过三步反应合成聚丙烯用高效发泡剂对甲苯磺酰氨基脲。