The limited oxygen index (LOI) of foam specimen was tested according to the GB 2406-80 standard and vertical flammability was tested in terms of CCAR25.853 (b) Flammability Teat Method.

• 用氧指数仪和民航飞机用垂直燃烧方法测试表征了制备的泡沫样品，并对其阻燃性能进行了研究。