对比研究这两类增白剂在水溶液中的紫外吸收、荧光发射、光致异构化现象及其应用性能。
The ultraviolet absorption in aqueous solutions, fluorescence emission properties, photoinduced isomerization phenomena and application properties of the two kinds of FBs were observed.
测试了产物的紫外吸收性能,并与UV-9进行比较;分析了金属-卟啉引发体系引发的环氧类单体的“不死聚合”的反应过程。
The product's ultraviolet absorbency is measured, and compared with UV-9. The reaction process of immortal polymerization is analyzed.
本试验借助于721分光光度计对纳米二氧化铈的紫外吸收光降解性能进行了初步研究。
It is preliminary studied the ultraviolet absorption character of CeO2 nanoparticles were used for degrading helianthine with the help of the 721-type spectrophotometer.
就提纯的天然染料大黄染色性能以及大黄染色后织物的紫外吸收性能进行研究。
The dyeing behavior of extracted natural pigments of Rheum was discussed and dyed fabric's ultraviolet absorbing was characterized in this paper.
主要用于聚氯乙烯不透明制品的稳定剂,其电绝缘性、耐候性及紫外线吸收性能良好。
It is mainly used as stabilizer for non-transparent PVC products, having excellent performance of electrical insulation, weather resistance and ultraviolet absorption.
添加了紫外线吸收剂,可以提高聚氨酯的抗紫外线照射性能。
Properties of preventing ultraviolet ray of polyurethane are raised after adding ultraviolet ray absorbent.
染料水溶液经磁化处理后,染液的电导率有增大趋势,染液的紫外吸收光谱有所变化,上染性能也发生改变。
An aqueous dye solution, after being magnetized, tends to increase its electric conductance and change its U. V. spectrum and dyeing properties.
采用紫外-可见吸收光谱、荧光光谱和循环伏安法研究了该配合物的光电性能。
Its UV-Vis absorption spectrum, fluorescence spectrum and cyclic voltammetry were studied for photoelectric properties.
本文利用色度色差分析及紫外可见吸收光谱等研究了非偶氮皮革专用新型染料一皮革黑LR-N的染色性能。
The dyeing properties of new non-azo dye (Leather Black LR-N) for leather were studied by Color Difference analysis and UV-Vis spectroscopy.
通过对其进行紫外—可见光谱和反饱和吸收特性测试发现其具较好的反饱和吸收性能和较大的线性透过率。
The compounds were characterized in the UV-VIS spectra and the reverse saturable absorption measurements of the composite materials were performed.
含该紫外光吸收剂的聚烯烃制品,在户外使用时,其综合性能的长期保持率有极大的提高。
Long-term retaining rate of the comprehensive property of the polyolefin articles containing the ultraviolet absorber during outdoor use is greatly enhanced.
用透射电子显微镜、扫描探针显微镜、紫外-可见分光光度计和热重分析仪表征了复合材料的物理性能,分析了其吸收蓝移及热稳定性提高的机理。
The physical properties are characterized by TEM, SPM, UV-Vis and TGA. The mechanism of absorption blue-shift effect and the improving of thermal stability of nanocomposite materials are analyzed.
描述了有关专业术语,紫外线吸收和屏蔽剂的性能、应用范围、安全性问题、在法规上的禁忌和配方使用,展望了防晒剂未来的发展趋势。
Some professional terms, the function, usage, safety concerns, legal prohibition, formulation tips are described. Meanwhile, the future trends of UV absorbers and blocks are also included.
通过红外光谱、紫外-可见光吸收光谱和荧光光谱对其性能进行了表征。
The properties of above materials were characterized by infrared absorption spectra, UV-Vis absorption spectra and fluorescence spectra.
二氧化钛、氧化锌、硫化镉、碲化镉等半导体材料对紫外光具有很好地吸收性能。
Semiconductor materials, such as titania, zinc oxide, cadmium sulfide and cadmium telluride have excellent UV absorption property to generate photoelectrons, which form photocurre…
利用X射线衍射、紫外-可见光吸收光谱、光致荧光光谱研究了不同组分和结构变化对聚合物形态和光物理性能的影响。
Xray diffraction, UV-Vis absorption and photoluminescence spectroscopy were used to study the effect of the structures on the modalities and optical properties of the copolymers.
本文研究了低光强下锂组分对纯铌酸锂晶体的可见光折变、紫外光致吸收及紫外光折变性能的影响,发现了光折变中心种类和数量随晶体组分的渐变行为。
The influence of Li composition on VIS-light photorefraction, UV-light-induced Absorption and UV-light photorefraction in pure LiNbO3 crystals at low light intensity was investigated.
本文研究了低光强下锂组分对纯铌酸锂晶体的可见光折变、紫外光致吸收及紫外光折变性能的影响,发现了光折变中心种类和数量随晶体组分的渐变行为。
The influence of Li composition on VIS-light photorefraction, UV-light-induced Absorption and UV-light photorefraction in pure LiNbO3 crystals at low light intensity was investigated.
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