1) condensed pdynuclear aromatic-B
缩合多核芳香烃B
2) condensed polynuclear aromatics resin
缩合多核芳香烃树脂
3) COPNA
缩合多核芳烃
1.
The condensed polynuclear aromatic(COPNA) resin is synthesized using coal tar pitch as monomer and p-methyl benzaldehyde(PMB) as cross-linking agent in the presence of p-toluene sulfonic acid.
以煤沥青为单体、对甲基苯甲醛(PM B)为交联剂,在对甲苯磺酸的催化作用下合成缩合多核芳烃(COPNA)树脂。
4) polynuclear aromatic hydrocarbons
多核芳香烃
5) blending condensed poly nuclear aromatic resins(b-COPNA)
多核芳烃混合树脂(b-COPNA)
1.
The blending condensed poly nuclear aromatic resins(b-COPNA) of B stage pitch were obtained with the resins soft point of 110℃ and residual carbon of 60% or so.
以渣油萃取富芳香馏分为单体,苯甲醛为交联剂,对甲苯磺酸为催化剂,合成软化点为110℃、残炭率约为60%的B阶多核芳烃混合树脂(b-COPNA)。
6) condensed polynuclear aromatic resin
缩合多环多核芳烃树脂
补充资料：多核烃
| 多核烃 polynuclear hydrocarbon 含有几个环的稠环芳烃。存在于煤焦油中的多核烃除萘、蒽、菲外，还有芴、萤蒽、芘、等，它们的结构式如下： 
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条
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