Thermal and thermo - oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated acid were studied.

讨论了硝酸铵 、 硫酸铵和浓硫酸对自制甲壳素热降解和热氧化降解过程的影响.

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The main degradation methods of chitosan and the preparation of oligochitosan by oxidative degradation were discussed.

讨论了壳聚糖的主要降解方法及使用氧化降解法制备低聚壳聚糖的情况.

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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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