The photo-oxidation ageing process of polypropylene filaments was studied by artificial accelerated ageing test using different intensities of UV irradiation. 以聚丙烯长丝为对象,采用不同紫外线辐射强度的人工加速老化试验对其光氧老化过程进行研究。
The storage life study of modified polyphenylene sulfide by hot air ageing test 4种改性聚苯硫醚贮存寿命热老化试验研究
Used for light fastness, weather fastness and ageing test of all kinds of coloured textiles. 用于各种有色纺织品的耐光色牢度、耐气候色牢度及光老化试验。
Human factors which influence coat ageing resistance and limitation of the artificial accelerated ageing test are discussed, and proposals for improving quality of automotive coat are presented. 探讨了影响涂层老化性能的人为因素及人工加速老化试验的局限性,提出了一些提高汽车涂层质量的建议。
The effect of vulcanization time and vulcanization systems on thermal ageing property of the clay-rubber masterbatch were investigated by air oven ageing test and thermal analysis. 用热空气老化试验和热分析法讨论了硫化时间和硫化体系对粘土胶热氧老化性能的影响。
Correlation between Outdoor-exposure and Indoor-accelerated Ageing Test for Epoxy Coating 环氧涂层室外暴晒和室内加速老化试验相关性研究
Ultraviolet ageing test, EIS and salt-spray tests are conducted for nanocomposite fluorocarbon coatings ( NFC) and conventional fluorocarbon coatings ( CFC). 利用紫外线老化试验、电化学交流阻抗试验和盐雾试验对普通氟碳涂层和纳米复合氟碳涂层的性能进行了对比研究。
Theory and effect of photosensitization are explored by artificial acceler-ated ageing test, exposure test, IR, UV and TG-DTA analysis. 采用人工加速老化实验、户外曝晒试验、IR、UV及TGDTA等方法探讨了它们的光敏化效果及其光敏化作用机理。
Through the natural ageing test of hot-rolled reinforced bar, the fluctuation characters of mechanical property have been found out, and the ways of reducing factory check and index of mechanical property have been put forward. 通过对安钢棒材机组生产的带肋钢筋性能进行自然时效试验,找出了热轧带肋钢筋力学性能指标值的波动特点,并提出了减小工厂检验与用户检验力学性能指标值的差异的方法。
Light ageing properties of poly ( vinyl chloride)( PVC) by the carboxylic ester rare earth salt and the organotin have been compared by artificial ageing test. 用人工老化的方法比较了羧酸酯稀土和有机锡对聚氯乙烯(PVC)的光老化稳定作用。
Finally, Salt-spray fog aging test and seawater bathing aging test were used to do accelerated ageing test. 最后,本研究采用盐雾老化试验和海水浸泡试验对复合连接接头进行人工加速老化试验。
It can be used ageing test of MOA varistor and prorated units of 10 kV and below. 该系统适于额定电压10kV以下金属氧化物避雷器比例单元、氧化锌电阻片的交流加速老化试验。
At last, the system was scaled up to 1000 t/ a and the samples were aged by accelerating ageing test. 20.2。最后,将改性聚甲醛体系改性在规模100叫a的生产线上进行中试,并将中试试样进行人工加速老化试验。
According to the change of the bonding properties and the content of migrating ingredients at the interface during the accelerated ageing test ( 70 ℃), the effect of migration of nitrate ester and function additive in the NEPE propellant on the bond properties was investigated. 根据70℃下加速老化试验中粘接性能的变化和界面区域迁移组分含量的变化,研究了NEPE推进剂中硝酸酯、功能助剂的迁移对粘接性能的影响。
The Ageing Test of Ar-CO_2 Proportional Chambers Under the Strong Source Irradiation 在强源辐照下充Ar-CO2混合气的正比室的老化试验
Tracking wheel test will soon be adopted as a formal ageing test of IEC document. 转轮法即将成为IEC合成绝缘子正式标准中的试验方法。
The ageing process and regularity of the asphalt coating have been studied with indoor artificial accelerated ageing test. 为此,采用室内人工加速试验方法,研究了石油沥青涂层的老化过程和规律。
According to the conditions of ageing test within endurance test, the expected operation life of a high-voltage shunt capacitor which operates under the standard condition is estimated. 根据耐久性试验中老化试验的条件,估算了一台合格的高压并联电容器在标准和技术条件规定的条件下运行时,其预期的使用寿命。
Study on accelerated ageing test of POM 聚甲醛加速老化试验研究
And it describes test conditions of polarization treatment which are glueing force test, ageing test, hot deformation test and cold deformation test. 同时论述了极化处理试验情况:粘接力试验、时效试验、冷热变形试验。
In this paper, a smart control system for semiconduc-tor laser ageing test is described. 本文介绍了一个能对半导体激光器进行老化测试的智能控制系统。
Outdoor exposure ageing test and artificial accelerated ageing test of high-strength polyethylene ( HSPE) monofilament without stabilizers and antioxidants were studied in laboratory. 对未加稳定剂和抗氧剂的渔用高强度聚乙烯(High-strengthpolyethylene,简称HSPE)单丝进行了自然暴露老化和人工加速老化试验研究。
The linear regression equation of the physical performance of the ethylene-propylene rubber with time was established base on the results of thermal ageing test. 通过某导弹用乙丙橡胶的热老化试验数据,建立了物理性能与贮存时间的线性回归方程,并利用该方程预测了其在海南环境下物理性能的变化情况。
Comparison results show that existing ageing test methods have their own superiorities and properties, and it is to be further researched for the ageing method suitable to the icing conditions in China. 结果表明,各种老化方法都有自己的优势和特点,但适合国内情况的老化方法还有待于更深入的研究。
Dependence of ageing rate on the radiation intensity in accelerated ageing test of the small cell drift chamber 小单元漂移室模拟老化实验中老化率与放射源强度的相关
Emphatically analyze the heat resistance of insulation materials, heat resistant classes determined by heat ageing test and how to select the insulating structure, materials and service electromagnetic wires. 着重从绝缘材料的耐热生分析,并通过热老化试验确定耐热等级,以及如何选用绝缘结构、材料和常用电磁线。
The ageing test date of vulcanizate was fitted by experimental formula, than according to the fit value from experimental formula, the ageing dynamics curves of vulcanizate were plotted by the chart tools in EXCEL 2000 in order to show the dynamics varying regular of vulcanizate. 通过经验公式对硫化橡胶老化试验数据进行拟合,然后根据经验公式的拟合值,用EXCEL中的图表工具作出硫化橡胶的老化动力学变化曲线,以期反映硫化橡胶的动力学变化规律。
The production of antiaging masterbatch for high tenacity PP filament was introduced. By artificial accelerated ageing test and outdoor exposure test, the application of antiaging masterbatch on the high tenacity PP filament was discussed. :将加入了防老化母粒的聚丙烯高强丝进行人工加速老化试验和户外大气暴露试验,讨论了防老化母粒在高强丝上的应用。
Thermal ageing test of PE/ MMT nanocomposites is studied. 本文对聚乙烯/蒙脱土纳米复合材料进行了热老化试验。