1) Current accelerated aging
电流加速老化
2) Accelerated aging
加速老化
1.
General Aging Theory and Method for Accelerated Aging of Medical Devices;
医疗器械加速老化实验确定有效期的基本原理和方法
2.
Research advances in the accelerated aging methods of polymeric composites (PMC)are reviewed.
概述了聚合物基复合材料加速老化研究方法的进展,从试验方法、老化机理等方面着重介绍了湿热老化、腐蚀侵蚀和人工气候老化,总结了高置信度、高可靠度评估复合材料工作寿命的方法,并展望了复合材料加速老化研究方法。
3.
The accelerated aging experiments for PMMA specimens have been conducted for 70 days under the conditions of tap water air(50 ℃ temperature),and macro-mechanical characteristics of PMMA were tested at different time during the experiments,and structure difference were analyzed between samples before aging and after aging by methods of GPC and DSC.
研究是在自来水(50℃温度)条件下对有机玻璃做了70 d(天)左右的人工加速老化试验,然后对不同老化时间的有机玻璃试样进行了宏观力学性能测试,并进一步利用凝胶渗透色谱法(GPC)、示差扫描量热法(DSC)等手段,分析了老化前后有机玻璃试样的结构和组成差异,结合老化前后有机玻璃力学性能的变化,揭示了有机玻璃在自来水条件下的老化规律和老化机理。
3) accelerated weathering
加速老化
1.
Reactive coatings of hydroxyl polyacrylic resin and trimer of hexamethylene-1,6-diisocyanate(HDI) were carried out through the fluorescent ultraviolet-condensation type of accelerated weathering test at 50 ℃-60 ℃ for 2000 h and natural exposure in Lhasa for 19 months.
羟基丙烯酸树脂与六亚甲基二异氰酸酯(HDI)三聚体组成的反应型涂料,涂膜在50℃-60℃经过荧光紫外线/冷凝气候加速老化2000 h和在拉萨曝露19个月,涂膜光泽随UV照射或曝露时间呈指数函数或S形曲线下降变化趋势,涂料的老化与紫外线辐射强度和树脂化学结构有关,还与温度和湿度有关。
4) Accelerated ageing
加速老化
1.
of natural weathering and accelerated ageing for woodbased panels indicated that threeyear-weathering and ageing by BSmethod showed the same degree of effect.
人造板的室外自然老化和加速老化，以及两者之者的等效性试验结果表明：３年的自然老化和ＢＳ法的老化程度相当，喷蒸和沸煮或夏天的高温和雷雨对板材性能影响最显著，性能下降幅度随暴露时间的延长而减少；ＰＦ胶胶结或纤维间靠木素胶合和氢键结合的人造板较氨基树脂制造的人造板耐候性强。
2.
The internal and external factors that influence the storage stability of SGAadhesive was studied in detail and the influence was analysed which was caused by ad-dition of prepolymer,system of oxidation and reduction,stabilizer and water with themethod of infrared spectroscopy analysis and accelerated ageing and sevice test.
通过加速老化试验,对影响SGA胶贮存稳定性的组份因素和外界因素进行了研究。
5) accelerated degradation
加速老化
1.
Research into characteristics of the accelerated degradation GaN/Al_2O_3 white LEDs;
GaN基白光LED电流加速老化特性研究
6) Accelerating aging
加速老化
1.
To investigate the main aging mechanism of HTPB/TDI/MAPO polyurethane material,the aging properties were studied by accelerating aging method.
通过加速老化试验,研究了HTPB/TD I/MAPO类聚氨酯材料的老化性能,探讨了其老化机理。
补充资料：加速老化试验
分子式：
CAS号：
性质：为评价橡胶耐老化性能，将橡胶置于受控的苛刻条件下，以在较短时间产生与自然老化相似效果而进行老化的过程。通常加速老化条件为：在提高温度下让橡胶在空气、氧、臭氧或其他腐蚀性介质中进行试验，以寻找出在试验条件和产品实际使用条件下，橡胶耐老化性能之间的相关性。
CAS号：
性质：为评价橡胶耐老化性能，将橡胶置于受控的苛刻条件下，以在较短时间产生与自然老化相似效果而进行老化的过程。通常加速老化条件为：在提高温度下让橡胶在空气、氧、臭氧或其他腐蚀性介质中进行试验，以寻找出在试验条件和产品实际使用条件下，橡胶耐老化性能之间的相关性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条