0 min and light aging of.
0 min,光老化时间大于2 000 h。
The light absorption and light aging properites of HIPS/nano-TiO_2 composites were investigated in the paper.
研究了高抗冲聚苯乙烯/纳米TiO2(H IPS/nano-TiO2)复合材料的吸光及光老化性能,以紫外-可见光(UV-V is)吸收光谱表征吸光性能,以傅里叶红外(FT-IR)及熔体流动速率(FM I)表征老化样品的结构。
The dispersion of TiO 2 nanoparticles, mechanical properties, light aging properties and light aging mechanism of HIPS/nano-TiO 2 composites were studied.
研究了纳米TiO2粒子在高抗冲聚苯乙烯(HIPS) /纳米TiO2复合材料中的分散及纳米TiO2对复合材料光老化性能的影响,探讨了复合材料的光老化机理。
Study on photooxidation aging apparent viscosity of asphalt
光氧老化对沥青表观粘度的影响
From the experiments of short-term aging(Rolling Test of Film Oxidation(RTFO))and photooxidation aging of AH-70 original asphalt and SBS PG76-22 modified asphalt,this paper examined the effects of UV-light on asphalt by using FI-IR theory.
通过AH-70基质沥青及PG76-22改性沥青的短期热氧老化(RTFO)和模拟光氧老化试验,运用红外光谱分析法研究真实环境中太阳光中紫外光对沥青胶结料的影响。
Affect of nano-Ti on photooxidative aging-resistant properties of PP;
纳米钛对PP耐光氧老化性能的影响
The effect of photooxidative aging on the physical propertier of polyethylene(PE) film was stu died.
研究了光氧老化过程对聚乙烯薄膜物理性能的影响 ,对比考察了光稳定剂对不同种类、不同厚度聚乙烯薄膜耐光氧老化性能的影响。
Studies on Photoaging Properties of Calcium Carbonate Filled Polyethylene;
碳酸钙填充聚乙烯的光老化性能研究
Treatment of facial photoaging of 65 cases with intense pulsed light;
强脉冲光治疗面部皮肤光老化65例
Influence of UV intensity on photo-oxidation of polypropylene filaments
紫外线辐射强度对聚丙烯长丝光氧老化的影响
Creep of the filaments is influenced by loading levels; The UV radiation can accelerate the creep rate; The influence of photo-oxidation on creep becomes more obvious under higher load levels, and the influence of load level on creep becomes more obvious with photo-oxidation.
分别在室内环境及人工加速老化条件下对聚丙烯长丝进行恒定载荷作用下的蠕变实验 ,在同样的外载荷作用下 ,受到紫外辐射的作用而发生光氧老化的聚丙烯长丝 ,其蠕变速率系数有所增大 ;恒定载荷越大 ,紫外辐射对材料蠕变的影响越明显 ;有紫外辐射情况下 ,恒定载荷大小对蠕变的影响也会变得明显。
The thermal oxidation,photo-oxidation and chemical degradation mechanisms of PVC-coated membrane material are explained in brief,the impact of stress on the ageing of polymer material also is discussed in this paper.
对PVC涂层膜材料热氧老化、光氧老化、化学降解等机理进行了简单说明,并讨论了应力对高分子材料老化的影响;系统地介绍了PVC涂层膜材料自然气候老化和人工加速老化的试验方法及相关标准,特别是光氧老化的试验方法和相关标准,以及各种宏观和微观的老化检测、分析方法,并对这些方法和相关标准加以总结和分类;分析了PVC涂层膜材料的人工加速老化试验与自然老化结果间的相关性研究现状以及存在问题;最后,对PVC涂层膜材料老化性能研究的重点方向进行了展望。
Full-face Photorejuvenation of Photodamaged Skin by Intense Pulsed Light (IPL) and 755nm Laser;
光子嫩肤仪及755nm激光联合治疗光老化疗效观察
The Animal Experiment Study of Intense Pulsed Light Treatment on Photoaged Skin;
强脉冲光治疗皮肤光老化的动物实验研究
Clinical Application of Intense Pulsed Light Technique on Facial Photoaging: A Randomized Controlled Split Face Trial;
强脉冲光治疗面部光老化的临床应用研究
The effects of with treating skin photoaging laser and Jiarong tableton taken orally
口服佳蓉片配合激光治疗皮肤光老化疗效观察
Study on PBO Fiber Compress Strength Modification and Light Aging;
PBO纤维压缩强度改性及其光老化研究
An Experimental Research on Artificial Aging of Blue-Black Fountain Pen Ink Writings;
蓝黑墨水字迹人为光老化的实验研究
The researches of the thermal and photo degradations of aramid fibers are systematically discussed.
阐述了芳纶的热、光老化降解研究的进展情况。
A Study of Intervention and Its Molecular Mechanism of Salidroside on Dermal Fibroblasts in Photoaging;
红景天甙对皮肤光老化干预作用及其机理探讨
Effects of Plasticizer on Ultraviolet Light Aging Properties of Poly(Vinyl Chloride);
增塑剂对聚氯乙烯紫外光老化性能影响的研究
A Study on the Artificial Aging of Blue Roller and Gel Inks by HPLC;
应用HPLC研究蓝色签字笔字迹色痕光老化规律
sunshine carbon arc
日光型碳弧老化试验机
Study on the Photooxidation Aging of Parylene C Film;
Parylene C膜光氧老化研究
The Photooxidation Aging Behavior of Parylene C
Parylene C膜的光氧老化行为
Aging of paper and its mechanism under different light sources were discussed.
讨论了光对纸的老化作用及其机理。
A Study of the Yellowing Mechanism of Clear--up Based GRP
透光聚酯玻璃钢老化变黄机理的研究
Research on Characterization of Asphalt and Asphalt Concrete of Ultraviolet Ageing
沥青及沥青混凝土光氧老化性能研究
The Burning Process of Inorganic EL Flat Panel Displays
无机电致发光平板显示器的老化工艺
Study on structures of the photooxidation aging Parylene C films
光氧老化的Parylene C膜结构研究
