| 1. | Standard specification for liquid crystal polymers 液晶聚合物的标准规范 |
| 2. | Advance in liquid crystal polymer molecular composites research 液晶聚合物分子复合材料研究进展 |
| 3. | The videodisc is made of liquid crystal polymers , about the size of a phonograph record 光盘是由液晶聚合物制成的,大小和一个唱片差不多。 |
| 4. | Polymerization and characterization of schiff base type liquid crystal polymers containing crown ethers schiff base type liquid crystal polymers containing crown ethers with high moderate weights were polymerized via low temperature solution polymerization 以二氨基二苯并冠醚和二醛类化合物为单体,通过低温溶液聚合法合成了中等分子量的schiff碱型液晶高分子。 |
| 5. | The basic concept , classification , synthesis and characterization of liquid crystals and crown ethers were briefly introduced . the recent developments of liquid crystal polymers containing crown ethers were described . moreover , our research plan were envisaged 本论文主要内容有三部分:对液晶和冠醚化合物的基本概念、分类、合成方法和表征方法作了简要的介绍,并着重说明了液晶冠醚的最新进展,进而阐述了我们的研究思路。 |
| 6. | Based on the liquid crystal polymer theory , two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group . an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group . mixture was made of the additive and liquid crystalline polymer , which structure was identified by ftit , " ii nmr , dsc and pom 本论文根据液晶分子结构理论,选择联苯基作为介晶基元的刚性核、柔性的六亚甲基脂肪链为柔性间隔基,与丙烯酸反应,合成了两种丙烯酸酯型聚合物;以拆分的l ( - ) 2 -辛醇为手性基团合成了一种液晶手性添加剂,并将所合成的手性添加剂与液晶聚合物共混,采用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段对合成的化合物、共混物进行了表征。 |
| 7. | 4 . mixture was made of chiral additive and liquid crystal polymer , which properties were studied . whether the mixture has ferroelectricity has been discussed , which would establish some bases for the research and application of the liquid crystal display materials and nonlinear optical materials in future 将液晶手性添加剂和液晶聚合物共混,并研究了共混物的性能,探讨了共混型丙烯酸酯类液晶聚合物的铁电性能,为将来的液晶显示材料及非线形光学材料的研究及应用奠定了基础。 |
| 8. | The main points of this dissertation consist the following points : l . this dissertation has summarized basal theory and app . l ication prospect of ferroelectric liquid crystal , ferroelectric liquid crystal polymer and chiral additive . a kind of chiral additive of liquid crystal and two kinds of polyacrylates were designed here . 2 本论文在绪论中总结了小分子铁电性液晶、高分子铁电性液晶及手性添加剂等液晶的基本理论与应用前景,并设计了一种液晶手性添加剂,两种丙烯酸酯型聚合物。 |