煤沥青，人造沥青的一种，一般为粘稠的液体、半固体或固体。色黑而有光泽。煤沥青煤焦油蒸馏加工去除液体馏分后的残余物，约占煤焦油总量的50%~60%，属大宗产品，现行国家标准为GB/T 2290-2012
n. coal tar
misc. coal tar pitch ; coal pitch
粘结剂用煤沥青质量状况分析，石油、化工、煤焦化产品、煤沥青 关键词 ：煤沥青；粘结剂；喹啉不溶物；质量改进 [gap=1167]Key words : coal tar pitch; binder; quinoline insolubles; quality improvement
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Coal tar pitch mainly comprises polycyclic aromatic hydrocarbons(PAHs).
煤沥青主要包含芳烃组份。
参考来源 - 煤沥青化学改性减少致癌多环芳烃含量的研究Defects within the sample which were prepared by impregnating pitch is less than those of the sample made by high temperature coal pitch.
浸渍剂沥青制备的C/C复合材料中的缺陷比高温煤沥青制备的少。
参考来源 - C/C复合材料浸渍用基体前驱体煤沥青的研究Coal tar pitch added with 3wt% boric acid, coal tar pitch added with 3wt% boron carbide and pure coal tar pitches were made of pitch dervied carbons.
以煤沥青和添加3wt%硼酸或碳化硼的煤沥青为原料制备煤沥青炭。
参考来源 - C/C复合材料浸渍用基体前驱体煤沥青的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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