The generation and main ingredients of harmful conflagration smoke thermal degradation of polymer material are introduced.

介绍了高分子材料火灾烟气的产生及主要有害成分的组成.

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Light stabilizers are one of accessory ingredients which restrain photo - oxidative degradation of polymer materials.

光稳定剂是抑制或减缓由于光氧化作用而使高分子材料发生降解的助剂.

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