phenylene

The value of the Wiener Index for a class of linear phenylene molecular graph is calculated, and the linear recursive formulas is obtained, and then the exact expressions are gained by solving some difference equations of the recursions.

文章给出了一类一般线性聚亚苯基图hQ的Wiener拓扑指标的线性递推公式，通过求解差分方程而得到了它的Wiener拓扑指标的精确表达式。

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The structure characteristics, properties and application of poly ( p-phenylene benzobisoxazole ) ( PBO ) fiber were introduced.

介绍了聚对苯撑苯并双恶唑 ( PBO ) 纤维的结构特点 、 性能及应用.

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The carrier injection process of polymer light-emitting diodes ( PLEDs) with MEH-PPV ( poly [ 2-methoxy, 5-( 2-ethylhexoxy)-1,4-phenylene vinylene]) as the light-emitting layer, was investigated using impedance spectroscopy, capacitance-voltage ( C-V) and capacitance-frequency ( C-F) techniques.

采用交流阻抗谱，电容-电压，电容-频率等实验方法，研究了共轭高分子MEH-PPV（poly[2-methoxy，5-（2-ethylhexoxy）-1,4-phenylene vinylene]）发光二极管的载流子注入过程。

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Polyaniline ( PAn) and Poly-phenylene vinylene ( PPV) are organic polymers with π^-conjugated structure.

聚苯胺（PAn）类和聚对苯撑乙烯（PPV）类材料都为线性共轭高分子有机聚合物。

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Trace o-phenylene diamine can sensitively catalyze the discoloration reaction of crystal violet oxidized by KBrO _ 3.

痕量邻苯二胺能灵敏催化溴酸钾氧化结晶紫褪色.

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A detailed description of-step , two-step processes and p-phenylene terephthalamide ( PPTA ) pulp fiber was given.

详细论述了芳纶纤维成纤的一步法工艺 、 两 步法 工艺及 芳纶 浆粕纤维的制备方法.

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Graphite and even its liner counterpart , poly ( p-phenylene ) are too insoluble.

石墨甚至其线性类似物聚苯,极不易溶解.

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Graphite and even its linear counterpart, poly ( p-phenylene ) are too insoluble.

石墨甚至其线性类似物, 聚 ( 名聚-苯撑 ) 都是极难溶解的.

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Poly [ 2-methoxy-5-( 3 ′-methyl) butoxy]-p-phenylene vinylene ( MMB-PPV) was synthesized by dehydrochlorination reaction and the optical and electrical properties of the MMB-PPV films implanted by N~+ ions have been also studied.

利用脱氯化氢反应制备π共轭高分子聚[2-甲氧基-5-（3′-甲基）丁氧基]对苯乙炔（MMB-PPV）。

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The models of the cooperative phenylene ring rotation and the cooperative large segment torsion were built.

同时建立协同环旋转以及协同链段扭转的模型。

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Synthesis and Properties of Poly [ 2-methoxy-5-( 3 ′-methyl) butoxy]-p-phenylene Vinylene

聚[2-甲氧基-5-（3′-甲基）丁氧基]对苯乙炔的合成及性能研究

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Value of the Wiener Index for a Class of Linear Phenylene Molecular Graph h M_h

一类一般线性聚亚苯基图M h的Wiener拓扑指标

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Effect of corona treatment on the surface and interfacial adhesion properties of high performance poly ( p-phenylene benzobisoxazole) ( pbo) fibre

电晕处理对高性能PBO纤维的表面性能及其界面粘接性能的影响

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Resin graphite composite plate using poly ( phenylene sulfide ) and synthetic graphite was prepared by hot-pressure molding.

以 聚苯硫醚 树脂和人造石墨为原料一次模压成型制备双极板复合材料.

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Poly ( phenylene sulfide ) ( PPS ) is a high-performance engineering plastics with many excellent properties.

聚苯硫醚 ( PPS ) 是一种高性能的特种工程塑料,具有各种优异的性能.

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The polyurethane elastomers synthesized from p-phenylene diisocyanate ( PPDI ) have excellent performances and good application prospects.

由对苯二异氰酸酯 ( PPDI ) 合成的聚氨酯弹性体相分离度极好,性能优异,有良好的应用前景.

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This article discusses the manufacture, structure, performance, application commercial specification of the polyp-phenylene benzabisoxazole ( PBO ) fiber.

介绍了聚对苯撑苯并双(口恶)唑 ( PBO ) 纤维的制造 、 结构性能 、 应用及其现有的产品规格.

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Study of synthesis and thermal polymerization of cyclic phenylene sulfide oligomers

苯硫醚环状低聚物的合成与初步聚合研究

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Graphite and even its linear counterpart, poly ( p-phenylene ) are too insoluble, infusible, and brittle.

石墨甚至其线性物 聚苯,过于不溶, 不溶和发脆.

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Study on High Performance Poly ( Phenylene Sulfide) Materials for Electronic Encapsulation

PPS高性能电子封装材料的研制

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As one of the main precursor of poly ( phenylene sulfide amide), 4 chloro N ( 4 ′ chlorophenyl) benzamide ( DCBA) of high purity was two step synthesized from 4 chlorobenzoic acid and 4 chloroaniline with good yield.

以对氯苯甲酸和对氯苯胺为主要原料，高产率获得了4－氯－N－（4′－氯亚苯基）苯甲酰胺（简称DCBA）。

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The Synthesis fo HMW Poly-( P-Phenylene Sulfide )

高分子量聚苯硫醚的合成 ( 硫化氢法之一 )

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ryton ( poly phenylene sulfide): incinerators, coal fired boilers, chemical plants, excellent chemical resistance, high resistance to hydrolysis, high resistance to heat.

莱顿：焚化炉，烧煤炭的锅炉，化工厂；强耐化学性，强耐水解性，强耐热性。

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The thermal transition behavior and thermal decomposition kinetics of poly ( phenylene sulfide ketone) ( PPSK) with different molecular weight has been investigated both in nitrogen and air by DSC and TGA techniques.

用DSC和TGA研究了不同分子量PPSK的热转变行为及热分解动力学。

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The effect of various recipe factors on radiation resistance of phenylene silicone rubber was investigated.

研究了配方因素对苯撑硅橡胶耐辐照性能的影响.

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The thermal properties of different resins of poly ( p phenylene sulphide ) ( PPS ) were determined by DSC.

通过DSC法测定不同 聚苯硫醚 ( PPS ) 树脂的热性能.

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This invention discloses a method for preparing resorcinol by continuous hydrolysis ofm phenylene diamine.

一种间苯二胺连续化水解制备间苯二酚的方法,涉及一种有机化工原料间苯二酚的制备工艺.

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