tar pitch

Boron-substituted polyaromatic mesophase prepared by co-pyrolysis of a tar pitch with pyridine-borane complex under autogeneous pressure.

以煤焦油沥青和吡啶硼烷为原料采用加压热缩聚工艺制备硼取代聚芳烃中间相沥青.

A high quality activated carbon has been prepared from coal tar pitch by chemical activation method using KCNS solution as an activating agent and through appropriate technical conditions.

以煤焦油沥青为原料，使用KCNS溶液活化处理，选择适宜的工艺条件，制备出优质的活性炭。

Study on the thermal polymerization modification of coal tar pitch

煤沥青热聚合改质研究

Hydrogen-accepting modification of coal tar pitch road binder

煤沥青筑路油受氢改质

A study on low Qi coal tar pitch using solvent flocculation method

溶剂絮凝法制取低QI煤沥青的研究

The structure change of medium coal tar pitch ( MCTP) during co-carbonization was investigated by using NMR.

使用一种工业重质油和中温煤焦油沥青进行共炭化反应，改善了煤沥青的炭化性质。

New Process of Paper Bag Hot Packing of Coal Tar Pitch

煤焦油沥青的纸袋热包装新工艺

A pitch mesophase can be prepared from petroleum pitch and coal tar pitch.

从石油沥青和煤沥青中制取沥青中间相物质.

Mesocarbon microbeads ( MCMB ) were prepared from coal tar pitch containing original QI by thermal condensation.

以含有原生QI的煤沥青为原料,采用热缩聚方法制备出中间相炭微球.

Study on hydrogenation of the refined coal tar pitch with tetralin as hydrogen-donor solvent for high performance carbon fiber

制备高性能碳纤维用煤沥青以四氢萘为供氢溶剂的加氢研究

It was the hydrogen-accepting function of the coal tar pitch that the quality of the coal tar pitch road binder was improved.

橡胶在改质过程中作为供氢媒介参与筑路油的热解反应，正是煤沥青的受氢作用改善了筑路油的质量。

Carbon foams were prepared from coal tar pitch, petroleum mesophase pitch, and AR pitch.

分别以煤沥青 、 石油中间相沥青和AR沥青为前驱体制备炭泡沫材料.

The results show that the fixed carbon in coal tar pitch modified with activating agent has been increased.

实验结果表明：活化剂改性后的煤沥青，固定碳含量提高。

The structure change of medium coal tar pitch ( MCTP ) during co-carbonization was investigated by using NMR.

使用一种工业重质油和中温煤焦油沥青进行共 炭化 反应,改善了煤沥青的炭化性质.

Methods of modified coal tar pitch for preparing high specific surface area activated carbon were studied.

研究了用于制备高比表面积活性炭的改质煤沥青的调制方法.

Study on the thermal polymerization preparation of pre-polymer with high-content mesophase from coal tar pitch

软沥青热聚合制备高含量中间相预聚体的研究

Expression of melanoma antigen-a mRNA in coal tar pitch-induced lung cancer tissues in mice

黑素瘤抗原-a基因在煤焦沥青烟气诱发小鼠肺癌组织中的表达及其意义

Because of the high cost of burning heavy oil in tunnel kiln, the coke tar pitch is used instead of heavy oil.

隧道窑由于燃用重油造成生产成本升高，为此探讨采用煤焦油沥青配制的燃料油替代重油燃烧。

It is proved burning coke tar pitch in the tunnel kiln be practicable economically.

试验证明，隧道窑燃用燃料油经济可行。

The dynamic parameters like reaction Velocity constant and activation energy of thermal polycondensation of modified ethylene tar pitch and ethylene tar pitch were obtained. In addition, the processes of catalytic modification and mesophase transition were analyzed in terms of the composition and structural changes in the pitches.

求得了改质沥青和乙烯焦油沥青热缩聚反应速度常数和反应活化能等动力学参数，并对催化改质过程和中间相传化过程的组成和结构变化进行了分析。

Mesophase microbeads were prepared from coal tar pitch by thermal condensation in atmospheric pressure.

以煤焦油沥青为原料采用常压热缩聚工艺制备中间相沥青微球.

Determination of sulfur content in petroleum coke by energy-dispersive X-ray fluorescence spectrometry testing method for creosote oil, prepared tar and tar pitch

能量色散X射线荧光分析法测定石油焦硫含量的研究杂酚油、加工焦油及沥青

The behavior of pyrolysis condensation of coal-tar pitch during the thermal polymerization modification is described.

简要介绍改质沥青在炭素制品生产中的重要作用以及生产改质沥青的二种工艺.

Genotoxicity and cytotoxicity of the extracts from coal tar pitch fumes ( ECTPF) were studied using human lymphocyte unscheduled DNA synthesis ( UDS) test and human embryo lung fibroblastic cell transformation test.

采用人外周血淋巴细胞非程序DNA合成（UDS）试验和人胚肺成纤维细胞转化试验，测试了煤焦沥青烟雾提取物（ECTPF）对人体细胞的细胞毒性和遗传毒性。

Study on property and modification of coal tar pitch for C/ C composites

炭/炭复合材料用煤沥青的改性及性能研究

Composition analysis of coal tar pitch and its road binder modified by rubber

煤沥青与橡胶改质筑路油族组成分析

Blending of coal tar pitch with petroleum asphalt for paving materials

煤沥青与石油沥青共混作筑路材料

Testing method for creosote oil, prepared tar and tar pitch

杂酚油、加工焦油及沥青