COPNA

常見例句

• Results showed that the mechanical properties of the composites from COPNA resins fr.
  以四種不同的油漿為原料,在酸性催化劑存在下,與對苯二甲醇反應,得到四種COPNA樹脂。
• The results show that coal tar pitch and terephthalic aldehyde can be used to synthesize COPNA resin.
  結(jié)果表明,煤瀝青能夠與對苯二甲醛合成COPNA樹脂,其反應機理為酸催化下的陽離子型縮聚反應;
• 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樹脂的合成中出現(xiàn)很多微纖，隨交聯(lián)聚合程度的加深，微纖相互纏結(jié)并融合；
• Furthermore, differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA) are employed to study curing reaction and thermo-stability of COPNA resin.
  采用差示掃描量熱法 (DSC)和熱解重量分析法 (TGA)研究 COPNA樹脂固化反應及熱穩(wěn)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.
  采用掃描電鏡(SEM)對反應過程中生成的中間相小球的尺寸變化分析COPNA樹脂的生成情況;采用熱重(TGA)研究COPNA樹脂的熱穩(wěn)定性。
• Four different condensed polynuclear aromatic (COPNA) resins were obtained by reacting different heavy residue oils with 1,4-benzenedimethanol and p-toluenesulfonic acid.
  摘要以四種不同的油漿為原料，在酸性催化劑存在下，與對苯二甲醇反應，得到四種COPNA樹脂。
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