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- smectic mesophase 近晶型中间相态
- The precursor with 100% mesophase is more suitable for foaming. 100%25中间相含量的前驱体相对更适合发泡；
- The precursor with 100%mesophase is more suitable for foaming. 100%25中间相含量的前驱体相对更适合发泡;
- The trifluoromethoxy end-group favors for the formation of smectic phase. 三氟甲氧基有利于近晶相。
- A pitch mesophase can be prepared from petroleum pitch andcoal tar pitch. 从石油沥青和煤沥青中制取沥青中间相物质。
- Mesophase pitch was melt spun into hollow,ribbon shaped and Y shaped fibers. 利用中间相沥青熔融纺丝法，制得中空、条形、Y形等异形纤维，介绍了异形沥青纤维的纺丝特点。
- Distinctions are noted such as appearance of 2-brush defects and two types of domains in the tilted smectic phases. 受配向而呈现均匀排列的纹理图中，双折射随著电场强度变化，显示因电场驱动而分子极化方向随之改变。
- High pressure effects on the structure and mesophase behaviour of supramolecular lipid aggregates and model membrane. 高压对超分子脂质聚集体和模型膜结构、及间期行为的影响。
- During petroleum thermal conversion, asphaltene yields coke via the second liquid phase and the carbonaceous mesophase. 在石油热转化过程中,沥青质经由第二液相和碳质中间相转化为焦。
- All these compounds exhibit broad mesomorphic phase, and most of them show a wide smectic C phase and a phase sequence of Cr? 所有化合物具有宽的介晶相温度范围,且大部分化合物具有宽的近晶C相温度范围和Cr?
- A better separation process is needed to improve the reproducibility and quality of the mesophase pitch precursor. 因此,需要有一种较好的分离工艺,以便能够保证沥青在分离过程中,分离后的沥青组分再现性和沥青中间前驱体的质量。
- The structure of the as-spun filament ought to have the smectic crystal form, lower crystallinity andmoderate orientation. 加弹变形温度和产生紧点的临界温度均低于普通丙纶。
- 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。
- All target compounds exhibitwide smectic A phase and compounds bearing short terminal tail chains exhibit narrow nematic phase. 发现目标化合物都呈现很宽的近晶A相,当另一侧的碳氢链较短时,还有较窄的向列相存在。
- Like the asphaltene and the carbonaceous mesophase, the second liquid phase is treated as a solubility class w... 与沥青质和碳质中间相类似,第二液相也是一种溶液度类物态,其工作定义为甲苯(或苯)不溶而为喹啉(或吡啶)可溶物。
- Carbonaceous mesophase is an excellent precursor for carbon materials, especially those with high additional value. 摘要炭质中间相是制备炭材料，尤其是高附加值炭材料的优质前驱体。
- Pitch cokes are prepared by carbonization of mesophase pitch and normal pitch at different pressures. 将中间相沥青和普通沥青在不同压力下进行炭化,分析两种沥青在不同压力下的成焦偏光组织和扫描形貌。
- 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。
- DSC analyses show that these compounds have a broad nematic range and the substitute of lateral fluorine can suppress the smectic phase effectively,thus broaden the nematic phase. DSC分析表明产物具有较宽的液晶相区,引入侧向氟原子可以有效地抑制近晶相,从而扩大向列相温区。
- A new-type carbon material with self-sintering function has been made from the mesophase. 可从这种原料中制备出具有自烧结功能的新型碳素材料。
