The imidization kinetics of the fluorinated poly(amic-acid) was studied with the whole imidization temperature range using thermal gravity analysis(TG).
采用动态热重法研究了含氟聚酰胺酸在整个亚胺化反应温度范围内的反应动力学。
2
Experimental results show that the composition ratio making Angle of phase transformation range become small can also increase the thermalanalysis accuracy of cast iron chemical composition.
实验结果表明,能使相变段倾角最小的成分配比,也能提高对铸铁成分的热分析检测精度。
3
The results of thermalanalysis show that these compounds have broad nematic phase range and high clearing point.