The paper studied the flame-retarded action of unsaturated polyester resin filled with three kinds of nonmetallic minerals(brucite,unsaturated polyester resin magnesite,tremolite).

• 研究了不饱和聚酯树脂(191%23)中填充不同非金属矿物时,不饱和聚酯树脂的阻燃作用。采用氧指数法对水镁石、菱镁矿(以碱式碳酸镁代替)和透闪石等填料的阻燃作用进行了研究。