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    The kinetic parameteres of the curing reaction were obtained, with the apparent activition energy being 81. 27 kJ/mol, and the curing reaction order being 0. 90.
    E-PCE/DDS体系的最低固化反应温度为163.2℃,固化反应峰顶温度为228,1℃,固化反应表观活化能为81.27kJ/mol,固化反应级数为0.90。
    The results show that the curing activity was so greatly enhanced that the curing peak temperature decreased from 190 ℃ for the unmodified system to 120~140 ℃ for the modified systems, and the apparent activation energy of curing reaction decreased from 131 kJ/mol to 70~ 80 kJ/mol .
    结果表明 ,经过改性的固化体系的固化反应活性明显提高 ,固化反应峰顶温度从未改性体系的 1 90℃降至 1 2 0~ 1 4 0℃ ,表观活化能从未改性体系的 1 31 k J/mol降至 70~80 k J/mol.
    Results show that the curing activity of modified E 51/dicy curing system was so greatly enhanced that the curing reaction peak temperature decreased from 190 to 140℃, and the apparent activation energy of curing reaction is reduced from 145 5 kJ/mol to 70~80 kJ/mol.
    结果表明 ,改性体系固化反应活性明显提高 ,固化反应表观活化能降低 ,固化反应峰顶温度从 190℃降低至 14 0℃ ,固化反应的表观活化能由 14 5 5kJ/mol降至 70~ 80kJ mol;
    With the increase of arm numbers of PEG,the temperature of the melting peak of dried gels and the swelling ratio of hydrogels decrease;
    随着PEG臂数的增加 ,干胶的熔融峰顶温度下降 ,凝胶的溶胀比减小 ;
    Results show that the curing activity of modified epoxy resin(E-51)/methyl tetrahyhrophathalate(MTHPA) curing system is so greatly enhanced that the curing reaction peak temperature decreases 160 ℃~200 ℃, and the apparent activation energy of curing reaction is reduced from 160.3 kJ/mol to 63 kJ/mol~87 kJ/mol.
    结果表明 ,改性后的 E- 5 1/MTHPA体系反应活性明显提高 ,固化反应峰顶温度较未改性体系降低 160℃~ 2 0 0℃ ,固化反应的表观活化能由未改性体系的 160 .3k J/mol降至 63k J/mol~ 87k J/mol。
    Results show that the curing activity of EU modified E51/dicy curing system is so greatly enhanced that the curing reaction peak temperature decreases from 190 ℃ to 140 ℃, and the apparent activation energy of curing reaction is reduced from 145.51 kJ/mol to 73.61 kJ/mol.
    结果表明,改性体系固化反应活性明显提高,固化反应表观活化能降低,固化反应峰顶温度从190℃降低至140℃,固化反应的表观活化能由145.5kJ/mol降至73.6kJ/mol;
    From 189 ℃ to 236 ℃, the thermal decomposition process occurs with the peak temperature at 210 ℃. The mass percent of solid residue is up to 25%.
    在189~236℃范围内发生热分解,峰顶温度为210℃,固相残渣含量为25%;
    (2) DTA parameters(e.g.temperature range of decomposition peak,peak temperature,peak area,ΔH) are different significantly among four treatments;
    (2)对照组、激光处理组、UV-B处理组和UV-B与激光复合处理组的DTA热解参数(峰温度范围、峰顶温度、峰面积、峰高度、ΔH)存在明显差异;
    the melting peak temperature of HDPE crystal in PET/EN-MFMB decreased distinctly compared with that of pure HDPE and that of HDPE in EN-MFMB.
    HDPE结晶熔融峰顶温度比原料HDPE以及EN-MFMB中的HDPE的明显降低。
    The curing temperature of A80/three kinds of Novolac resins is about 150℃ when 2-MZ(0.1phr)is used as accelerant. However,the scope of A80/ BPFN system's curing temperature is about 55℃,it is boarder than the other two systems'.
    以2-MZ(0.1phr)作为促进剂,三种线型酚醛固化A80体系的固化反应放热峰的峰顶温度均为155℃左右,其中A80/BPFN体系的固化温度范围较宽,约55℃。
 

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