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- 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。
- Prolonging the time of coking can optimize the structure, enhance the graphite degree, and improve the properties of carbon foams. 通过延长焦化时间可以优化泡沫炭结构、提高石墨化度，进而提高泡沫炭产品性能。
- The structures and properties of carbon foams vary greatly in terms of the raw materials used and the preparation methods adopted. 不同的制备原料和方法所得泡沫炭的结构和性能也有所不同。
- The results show that both of the precursors can attain the carbon foams with homogeneity pore structure and high open-cell ratio. 结果表明，两种前驱体均能制备得到孔结构均匀、开孔率高的泡沫炭；
- In general,organic polymers,mesophase pitch,coal and coal-related materials can be used as the starting materials for the production of carbon foams. 通常用于制备泡沫炭的原料包括有机聚合物、中间相沥青以及煤和煤系物。
- Carbon foam can exhibit isotropic material properties with the high thermal conductivity, in addition of low density, refractory property, high strength and oxidation resistance. 炭素泡沫材料由于可以制成各向同性的高热传导性材料,加之质轻、耐高温、高强度、抗氧化等性能,已成为炭素材料研究新热点。
- A carbon foam was prepared from petroleum mesophase pitch in a high pressure/high temperature reactor by self-bubbling of volatile gas and infiltration of nitrogen at high pressure. 利用沥青在热解过程中产生挥发性气体自发泡和高压渗氮的原理,以石油中间相沥青为原料,采用高压反应釜制备炭泡沫材料。
- Carbon foam is a novel thermal management material which is produced from mesophase pitch, and possesses high thermal conductivity after carbonization and graphitization. 具有高导热、低密度的新型高性能碳泡沫是最近发现的一种高新材料,它以中间相沥青为前驱体,然后发泡、碳化、石墨化制得。
- Preparation and Performance of Carbon Foam 泡沫炭的制备和性能
- STRUCTURE AND PROPERTIES OF CARBON FOAM 碳泡沫的结构及其性能
- Study on preparation of closed-celled microspheric carbon foams 闭孔碳微球泡沫材料制备工艺与性能研究
- Effect of precursor on the pore structure of carbon foams 前驱体对炭泡沫孔结构的影响
- The surface of the water is full of foam. 水面都是泡沫。
- I make a carbon copy of my documents. 我用复写纸复写文件。
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- Foam rubber provides good insulation. 泡沫橡胶隔绝性能良好。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- A mass of bubbles in or on a liquid; foam. 泡沫液体中的大量气泡; 泡沫
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
