1) thermotropic mesomorphism
热致性介晶
2) 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。
3) 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。
4) thermotropic liquid crystallinity
热致液晶性
1.
The polysiloxanes exhibited an obvious and stable thermotropic liquid crystallinity and wide liquid crystalline temperature range up to 307 ℃,especially an unique columnar liquid c.
侧链液晶聚硅氧烷具有显著而稳定的热致液晶性, 其液晶相态温度范围可宽至307 ℃, 且可获得少见的柱状相液晶, 其广角 X 射线衍射谱图在0 。
5) thermotropic liquid crystalline
热致性液晶
1.
Thermotropic liquid crystalline nematic phase of these block copolymers were identificd by DSC and POM with a hot stage, It is shown that for the copolymers no phase separation at lower temperatur.
DSC和POM结果证明这些嵌段共聚物都属向列型热致性液晶。
6) Thermotropic liquid crystals
热致性液晶
1.
The development of the formation of lyotropic and thermotropic liquid crystals of cellulose and its derivatives,the relationship between the molecular structure and the liquid crystalline behavior and cellulose derivative composites with cholesteric order are reviewed with 79 references.
本文全面地综述了纤维素及其衍生物溶致性液晶和热致性液晶的形成,液晶性与大分子链结构,以及具有胆甾型液晶相结构的纤维素衍生物复合材料等方面的最新研究进展。
补充资料:热致发光
分子式:
CAS号:
性质:又称热致发光。受激发后的发光体在停止发光后,对其加热升温,又继续发光并逐渐加强的现象叫热释发光。但热能不是用来激发发光,而是释放光能的。加热使发光材料贮存的激发能逐渐释放出来。这种现象与发光材料中的电子陷阱相联系。可利用热释光现象在程序控温条件下测量由物质释放出来的光与温度的关系。测得的光强对温度的关系曲线称为辉光曲线(glow curve)。
CAS号:
性质:又称热致发光。受激发后的发光体在停止发光后,对其加热升温,又继续发光并逐渐加强的现象叫热释发光。但热能不是用来激发发光,而是释放光能的。加热使发光材料贮存的激发能逐渐释放出来。这种现象与发光材料中的电子陷阱相联系。可利用热释光现象在程序控温条件下测量由物质释放出来的光与温度的关系。测得的光强对温度的关系曲线称为辉光曲线(glow curve)。
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参考词条