The coatings shows good weathering performance and fire retardancy.

该涂料具有良好的耐候性、阻燃性。

Those three copolymers have good heat resistance and flame retardancy.

这三种共聚物有好的的耐热性能和阻燃性能。

The impact strength and the flame retardancy of the composites were tested.

并对复合材料的冲击强度、阻燃性能进行了测试。

It is a kind of inorganic material, which means it has a good flame retardancy.

它是一种无机材料，这就说明它具有很好的阻燃性。