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评价了热致液晶高聚物作为高性能成型材料的特点。Characteristics of thermotropic liquid crystal polymers used as high-performance moulded products are commented.

结果表明，该聚合物为热致液晶，能够呈现近晶相和向列相织构。The results showed that the polymer is a thermotropic liquid crystal and appeared of nematic and smectic texture.

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结果发现各共聚酯均为向列型热致液晶，并都具有较宽的液晶态温度范围。It was found that all copolyesters are thermotropic nematic liquid crystals with wide mesomorphic temperature range.

亲液性液晶聚合物的发展刺激着热致性液晶聚合物的发展。The development of lyophilic liquid crystal polymer has stimulated the development of thermotropic liquid crystal polymer.

结果显示，所制备的聚合物为热致向列型液晶聚合物。The results showed that all polymers prepared were thermotropic liquid cryrt-ailine polymers and formed nematic phase only.

首创了室温热致胆甾液晶与乙基纤维素共混富氧膜。Oxygen enriching membranes are first prepared from room temperature thermotropic cholesteric liquid crystal and ethyl cellulose.

通过偏光显微镜和差视扫描量热法对这些化合物的热致液晶性进行了研究。Their thermotropic liquid crystal properties were studied with polarizing optical microscopy and differential scanning calorimetry.

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发现高分子配体和配合物均为向列型热致液晶高分子，液晶态温度范围较宽。It was found that the ligand and complex of polymers are thermotropic nematic liquid crystals with wide mesomorphic temperature range.

本文论述了热熔粘合剂在电子工业中应用的必要性、可能性、现实性及其研究重点。The necessary, feasibility, actuality and its study stress of application of the thermotropic adhesive in electron industry are stated.

本文用富里叶红外光谱方法研究了一系列柔性间隔链段长度不等的芳香共聚酯热致性液晶高分子。A series of thermotropic liquid crystal aromatic copolyesters with different length of flexible chain spacer have been investigated by FTIR.

用溶液缩聚法合成了含柔性间隔基的嵌段热致液晶共聚酯。The thermotropic liquid crystalline block copolyesters with flexible space group in main chain were synthesized via solution polycondensation.

用热台偏光显微镜，DSC和X光衍射方法研究了热致液晶的相转变行为，确认了这十种聚酯酰胺均为向列型热致液晶。The nematic thermotropic liquid crystalline behaviour of ten kinds of PEAs obtained was studied by polarizing microscope, DSC and X-ray diffraction.

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在国内外目前对环氧树脂、BMI树脂的增韧主要采取的是橡胶增韧、热塑性树脂增韧、扩链增韧、热致液晶增韧等方法。The route of toughening EP and BMI domestic and overseas at present is mainly rubber, thermoplastic, chain-extending and thermotropic crystalline polymer toughening.

用热致液晶聚合物微纤增强热塑性树脂制备原位复合材料是增强热塑性树脂的一个新途径。Thermoplastics reinforced by fibrils of thermotropic liquid crystalline polymers, so-called in-situ composites, have shown a new approach to reinforcing thermoplastics.

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。In-situ composites, consisting of reinforcing thermotropic liquid crystal polymers and thermoplastic matrix, are reviewed together with their preparation, structure and properties.

结果表明，该聚酰胺在熔融状态下具有明显的液晶态结构，属于典型的主链型热致液晶。The results demonstrate that this novel polyamide has an obvious liquid crystalline behavior when being heated into molten state, and is a typical kind of thermotropic liquid crystal.

浓硫酸被发展用于刻蚀主链热致性液晶共聚芳酯B-N的条带织构，它对该液晶聚合物的向列织构有良好的选择性。Concentrated sulphuric acid was developed to etch the banded texture of thermotropic main chain liquid crystalline copolyester B-N, showing excellent selectivity for this nematic texture.

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用热熔融松香直接进行酯化反应，采用导热油作为传热介质，可大大缩短反应时间，所得产品色泽浅。The thermotropic rosin was used to directly conduct the esterification and the reaction time could be largely shortened through adopting the heat conducting oil as the heat transferring medium.

就纤维素及其衍生物溶致性液晶和热致性液晶的液晶性及其影响因素、和流变性能等方面的研究作了较为详尽的综述。In this paper, The study on lyotropic crystals and thermotropic crystals of cellulose and its derivatives is reviewed in detail, including liquid crystalline properties, and rheological properties.