The thermo-oxidative stability of nylon 12 is investigated by infrared spectrum(IR), and by measuring whiteness and inherent viscosity of oxidized nylon 12.
采用热失重分析、白度测定、特性粘度、红外光谱（IR）等方法对尼龙12的热氧稳定性进行了研究。
Dopant influence some properties of polyaniline such as configuration, heat stability, infrared emittance, microwave absorbing.
掺杂剂性质影响聚苯胺的结构、热稳定性、红外发射率、微波吸收等性能。
As a kind of silicate mineral, cordierite turns into an important infrared radiating material because of its predominant infrared radiating property and better thermal and chemical stability.
堇青石是一种硅酸盐矿物，因其具有优良的红外辐射特性、较高的热稳定性和化学稳定性等优点而成为一种重要的红外辐射材料。
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