thermal oxidative degradation

基本解釋

Thermal and thermo-oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated sulfuric acid were studied.
討論了硝酸銨、硫酸銨和濃硫酸對自制甲殼素熱降解和熱氧化降解過程的影響。
It was showed by TGDTG that the oxidative degradation did not occur during the thermal aging of fluoroether elastomer, but the oxygen did somewhat accelerate the thermal aging;
熱重分析結果表明，在氟醚橡膠的熱老化過程中沒有明顯的氧化裂解發(fā)生，但氧對其熱老化有一定的促進作用；
Kinetic study of thermo-oxidative degradation for two PET samples are carried out by three methods, i. e. intrinsic viscosity degreasing, carboxy end group increasing and thermal weight loss.
用測定樣品的特性粘度降低、端羧基含量增加和熱氧化失重三種方法對不同催化體系合成的兩種PET樣品進行了熱氧化降解的動力學研究。