COPNA

基本解释

Results showed that the mechanical properties of the composites from COPNA resins fr.
以四种不同的油浆为原料,在酸性催化剂存在下,与对苯二甲醇反应,得到四种COPNA树脂。
The results show that coal tar pitch and terephthalic aldehyde can be used to synthesize COPNA resin.
结果表明,煤沥青能够与对苯二甲醛合成COPNA树脂,其反应机理为酸催化下的阳离子型缩聚反应;
There exist many micro fibers with a uniform distribution in the COPNA resin.The fibers grow with increase of modification time, and then intertwist and amalgamate.
COPNA树脂的合成中出现很多微纤，随交联聚合程度的加深，微纤相互缠结并融合；
Furthermore, differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA) are employed to study curing reaction and thermo-stability of COPNA resin.
采用差示扫描量热法 (DSC)和热解重量分析法 (TGA)研究 COPNA树脂固化反应及热稳定性。
Mesophase microbead was used to analyze the growth of COPNA resin with SEM during reaction, and the thermostability of COPNA resin was analyzed with TGA.
采用扫描电镜(SEM)对反应过程中生成的中间相小球的尺寸变化分析COPNA树脂的生成情况;采用热重(TGA)研究COPNA树脂的热稳定性。