The technical fluorene has been refined from the heavy wash oil with xylene.
以重质洗油为原料，二甲苯为溶剂精制工业芴。
The RTP condition of fluorene and acenaphthene on the bonded filter paper was examined in detail.
详细的考察了芴和苊在修饰滤纸上室温磷光条件。
The electronic clouds focus on the main chain fluorene units but none on side ones on both HOMO and LUMO.
HOMO和LUMO上电子云主要集中在主链芴环上，侧链上几乎没有电子云分布，与其它轨道相比电子流动性较强。
These analysis were proved by the actual separation experiments of biphenyl and fluorene on the SMBC system.
通过具体的分离实验，验证了三带模拟移动床色谱的主要操作参数切换时间对分离结果的影响。
Using the CBPTM-5 capillary column, the contents of various constituents in the industrial fluorene are determined.
本文应用CB PTM-5 毛细管柱，对工业芴中各组份含量进行测定。
This paper studies the synthesis of the Philippines from 9-hydroxy fluorene -9 - formic acid to its bromide process.
本文研究了由菲醌合成9-羟基芴-9-甲酸到其溴代的过程。
The fluorescence of fluorene on both the solid surface were not observed which should need the further investigation.
芴的固体表面荧光未曾观测到，原因有待于进一步研究。
The new synthesis process of bisphenol fluorene(BHPF)with thiohydracrylic acid as catalyst was introduced in this paper.
主要介绍了重要生化试剂磺基丙氨酸的合成方法及其在医药、化妆品、洗涤剂等方面的应用 。
The derivates of naphthalene, fluorene, pyrene, anthracene, acenaphthene and their application in biotechnology were reviewed.
对应用于生物工程的萘、芴、芘、蒽、苊等稠环芳烃衍生物作了概括介绍。
The vibronic features in the PL spectra are shown to associate with the stretching of the connection bonds between fluorene units.
而在实验中放射光谱所量测到的振动-电子能阶耦合经过计算证明是和两芴基间的单键震动模式有关。
In the copolymers of fluorene and DBT, the efficient energy transfer due to exciton trapping on narrow band-gap DBT sites has been observed.
在芴与dbt的共聚物中，观察到了由于激子在低带隙单体DBT位置的捕获而产生的有效的能量转移。
Fluorene is an important material in organic chemical industry. It is usually extracted from the washing oil or anthracene oil distillate of coal tar.
芴是重要的有机化工原料，多从煤焦油的洗油馏份中提出，也可从蒽油中提出。
Disclosed are a novel fluorene derivative, a liquid crystal composition comprising the same, and an optical film using the same liquid crystal composition.
本发明公开了一种新的芴衍生物、包含该芴衍生物的液晶组合物和采用该液晶组合物的光学膜。
The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.
芴纯度的提高主要不是依赖苊、氧芴的去除，而是其它杂质的分离。
The technical fluorene has been refined from the heavy wash oil with xylene. The optimum technological process and operation conditions are selected by the experiments.
以重质洗油为原料，二甲苯为溶剂精制工业芴。试验选出最佳的工艺路线与操作条件。
Afterwards, DCJTB was doped into MEH-PPV and fluorene-based material PF60C10, and the difference of light-emitting performance between these two materials was analyzed and discussed.
然后将DCJTB分别掺入MEH-PPV和芴类材料PF60C10中，观察并比较器件发光特性，对性能差异进行了分析和讨论。
Starting from 2,7-dibromofluorene, two aryl substituents were introduced to the 9position of fluorene to replace the commonly used alkyl groups to increase the stability of fluorene.
以2，7-二溴芴酮为原料，在芴的9位引入三苯胺等芳香取代基代替烷基取代基，增加9位的稳定性。
A simple and mild method for the synthesis of fluorenol was studied. 9 bromofluorene (9 BF) can be selectively obtained by the photochemical reaction of fluorene with N bromosuccinimide (NBS).
研究了芴与N 溴代丁二酰亚胺（NBS）的光化学反应及其溴代产物的水解反应，提供了一种温和、简便的制备芴醇的方法。
In addition, salt water reduction environment advantageous to the formation of fluorene series and sulfur fluories compounds is also advantageous to the preservation of naphthalene series compounds.
此外，有利于形成芴系和硫芴系列化合物的咸水还原环境，同样也有利于萘系化合物的保存。
The extraction and refining process includes distillating washing oil or anthracene oil to get fluorene distillate, then crystallizing the fluorene distillate to get fluorene using cooling or solvent.
芴的提取精制过程是先间歇蒸馏洗油馏份或蒽油馏份切取芴主馏份，再采用冷却结晶法或溶剂结晶法精制芴主馏份得到芴。
The extraction and refining process includes distillating washing oil or anthracene oil to get fluorene distillate, then crystallizing the fluorene distillate to get fluorene using cooling or solvent.
芴的提取精制过程是先间歇蒸馏洗油馏份或蒽油馏份切取芴主馏份，再采用冷却结晶法或溶剂结晶法精制芴主馏份得到芴。
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