1)thermotropic liquid crystal热致液晶
1.The modification methods of epoxy resin toughened by rubbers, and thermoplastics, thermotropic liquid crystal ploymer,ect.综述了改性环氧树脂的最近研究状况,概述了橡胶粒子、热塑性树脂及热致液晶聚合物等对环氧树脂改性方法。
2.The thermotropic liquid crystalline properties of PEAs obtained with different DMBD/BPA(mol) are characterized by DSC, polarizing optical microscope(POM) and wide angle X ray diffraction.用DSC、X光衍射分析和偏光显微镜等手段表征了该类聚合物的热致液晶性质 ,确认了不同单体比例的 PEA均为热致向列型液晶聚合物 ,且不出现液晶相转变温度直至聚合物分解。
3.The polymer exhibits thermotropic liquid crystalline behavior with relatively wide temperature scope and low phase transition temperature when the mesogenic 4 stibazole as side chain is directly fixed to the PVA as backbone.该物质是以聚乙烯醇为高分子的主链 ,以苯乙烯基吡啶液晶基元作为侧链的热致液晶 。
英文短句/例句
1.Synthesis of Novel Low Molar Mass Thermotropic Liquid Crystals and Their Mesomorphism;新型小分子热致液晶的合成及介晶性
2.Influence of Aliphatic Diamines on the Thermal Behavior of Thermotropic Liquid Crystalline Polyester-Imides脂肪二胺对热致液晶聚酯酰亚胺热行为的影响
3.Structure and Liquid Crystalline Properties of Thermotropic Liquid Crystalline Polyesteramides with Regular Aromatic-Aliphatic Chain Structure热致液晶规则芳-脂族聚酯酰胺的结构与液晶性能
4.Synthesis and Characterization of Low Molecular Weight Thermotropic Liquid Crystals Containing Chiral Group;含有手性基团的小分子热致液晶的合成与表征
5.Synthesis and Characterization of Thermotropic Liquid Crystalline Polyesters/Glass Fiber In-situ主链全芳热致液晶共聚酯的合成与表征
6.Thermal behavior of thermotropic hydroxyethyl cellulose acetate/polyethylene blends热致液晶性羟乙基纤维素醋酸酯/聚乙烯共混物的热行为
7.Preparing of in Situ Composites Based on Thermotropic Liquid Crystalline Polymers and Thermoplastics;热塑性塑料/热致液晶聚合物原位复合材料的制备
8.Thermal and crystallization behavior of the PA6/TLCPa composites without a compatibilizer不添加相容剂的尼龙6/热致液晶聚酰胺复合材料的热性能与结晶行为
9.Characteristics of thermotropic liquid crystal polymers used as high-performance moulded products are commented.评价了热致液晶高聚物作为高性能成型材料的特点。
10.Synthesis and Characterization of Copolyesters Containing Bis(4-hydroxyphenyl) methanone含4,4'-二羟基二苯酮热致液晶四元共聚酯的合成与表征
11.Synthesis of Thermotropic Liquid Crystalline Copolyester (PET-60HB)and Study of "In-situ" Composites Consisting of Poly(ethylene Terephthalate)(PET) and PET-60PHB;PET-60PHB热致液晶共聚酯的合成及其原位复合材料的研究
12.SYNTHESIS AND THEIR THERMOTROPIC LIQUID CRYSTALLINE BEHAVIOR OF CYCLOTRIPHOSPHAZENE BASED A3B3 MIKTOARM AZOBENZENE-CONTAINING STAR-SHAPED COPOLYMERS三聚磷腈为核的A3B3六杂臂偶氮苯星型聚合物的合成及其热致液晶行为研究
13.In-situ composites, consisting of reinforcing thermotropic liquid crystal polymers and thermoplastic matrix, are reviewed together with their preparation, structure and properties.综述了由增强性的热致液晶高聚物和热塑料聚合物基体组成的原位复合材料及其制备、构和性能。
14.Synthesis and Characterization of the Thermotropic Liquid Crystalline Polyurethane Containing Biphenyl联苯型热致性液晶聚氨酯的合成与表征
15.Preparation, Structure Characterization and Thermal-Ejecting Effect of SPLC Hybrid Liquid Crystal and Its Derivative Mesoporous Materials;SPLC杂化液晶及其衍生介孔材料的制备、结构表征与热致喷射效应
16.SYNTHESIS OF PHOSPHORUS-CONTAINING THERMOTROPIC LIQUID CRYSTALLINE COPOLYESTERS via SOLID-STATE POLYMERIZATION固态后缩聚方法合成高分子量的含磷热致性液晶共聚酯
17.Studies on Micelle and Lyotropic Liquid Crystal in Ionic Liquids离子液体中胶束以及溶致液晶的研究
18.The recent development of in situ composites based on blends of a polyetherimide (PEI) and thermotropic liquid crystalline polymer (TLCP) was reviewed in this paper.综述了近年来聚醚酰亚胺和热致性液晶高分子共混形成原位复合材料的研究进展。
相关短句/例句
Thermotropic liquid crystalline热致液晶
1.Their liquid crystalline behavior was investigated by DSC and polarized optical microscopy and their thermotropic liquid crystalline behavior w.结果发现,2种化合物均表现出热致液晶性。
3)TLCP热致液晶
1.Crystallization and Miscibility of Polyamide TLCP/Nylon66 Molecular Composites;热致液晶聚酰胺/尼龙66分子复合材料的结晶行为及其相容性研究
2.A main-chain thermotropic liquid crystalline polyamide(TLCPa) containing flexible units was synthesized,and the TLCPa/nylon 66(PA66) blends were compounded using an extruder.合成了半柔性热致液晶聚酰胺(TLCPa),通过熔融共混方法制备了TLCPa/PA66共混物。
3.Thermotropic liquid crystalline polyamide(TLCP) and nylon-66 molecular composites are compounded by solution blend.用共溶剂法制备了热致液晶聚酰胺/尼龙66分子复合材料。
4)thermotropic[,θ?:m?'tr?pik]热致液晶
1.DSC, POM and WAXD were used to measure their thermal properties and thermotropic and lytropic liquid crystalline properties.介晶单体 4,4′ 二羟基 α,α′ 二甲基苄连氮与不同摩尔比的对苯二甲酰氯和癸二酰氯采用界面聚合的方法共聚而得系列聚合物P1~P7·通过傅立叶转换红外光谱 (FT IR)、差示扫描量热仪 (DSC)、偏光显微镜 (POM)、广角X射线衍射分析 (WAXD)等手段对聚合物的结构、热致及溶致液晶性能、热性能进行了表征·单体DDBA与聚合物P1~P6 均为向列型热致液晶 ,呈现清晰的丝状织构 ,但聚合物的热致液晶性能随刚性链段对苯二甲酰含量的增加而逐渐减弱 ;所有聚合物均具有溶致液晶性能 ,其织构从柳叶状逐渐变为砂粒状 ;聚合物均具有较高的热稳定性 ,热分解温度在 3 2 0℃以上 ,且热稳定性随刚性链段对苯二甲酰含量的增大而升高
5)thermotropic liquid crystalline polymer热致性液晶
1.One kind of novel reactive thermotropic liquid crystalline polymer(LCPU) has been synthesized,UP/GF/LCPU in-situ hybrid composites have been successfully prepared by melt mixing technology.利用自行合成的端基含有活性基团的热致性液晶聚合物(LCPU)对不饱和聚酯(UP)/玻璃纤维(GF)复合材料改性。
2.In order to improve the mechanical properties and thermal stability of UP,in-situ hybrid composites of thermotropic liquid crystalline polymer(LCPU) with the group of —NCO synthesized by us,unsaturated polyester(UP) and glass fiber(GF) were successfully prepared by melt mixing technology and compression molding.为了改进不饱和聚酯树脂在高低温和交变应力下力学性能和热稳定性较差的缺点,利用自行合成的端基含有活性基团的热致性液晶聚合物(LCPU)对不饱和聚酯(UP)/玻璃纤维(GF)复合材料改性,用DMA测试了共混物的动态力学性能,用扫描电镜(SEM)对材料断面的形态结构进行了研究。
6)thermotropic liquid crystal热致性液晶
1.A novel thermotropic liquid crystal curing agent was synthesized to modify epoxy resin.合成了一种环氧树脂的热致性液晶固化剂 ,利用红外光谱、偏光显微镜 (POM )、差热分析仪 (DSC)、元素分析等手段确认其结构。
2.Developments in blends containing thermotropic liquid crystal polymer with selfreinforcement property were reviewed.综述了热致性液晶与热塑性工程树脂基质共混形成自增强的热塑性复合材料方面研究工作的进展。
延伸阅读
热致液晶分子式:CAS号:性质:液晶的一类。根据液晶的生成条件,可把它分为两类:热致液晶和溶致液晶(lyotropic liquid crystal)。其中,把物质加热到其熔点或玻璃化温度以上形成的液晶叫热致液晶。某些有机小分子化合物(如胆甾醇酯类)和某些高分子化合物(如聚对苯二甲酸乙二醇酯与对乙酰氧基苯甲酸熔融缩聚制得的共聚酯等)均为热致液晶。热致液晶有着广泛的应用前景。20世纪80年代后期发展起来的液晶高分子原位复合材料(in-situ composite)就是热致液晶高分子的应用实例之一。