Based on parameter of softening point, aging kinetics model was established to show aging condition of two asphalts and to calculate activation energies. 同时以软化点为参数建立老化动力学模型来反映两种沥青的老化情况,并计算出活化能。
Glass was heated to its softening point and reshaped in mold under its gravity in heating furnace, then was sharp quenched by cold blast immediately. 重力钢化炉的成型、钢化主要是将玻璃加热软化,玻璃在重力作用下沿成型胎边框模周边下弯成型,再将玻璃由加热炉移至急冷设备风栅间淬冷钢化。
Testing method for vicat softening point of thermoplastics 热塑性塑料软化点(维卡)试验方法
Tempered glass is one kind of high-strength glass with even compressive stress on the surface which is made by heating float glass to nearly softening point and then cooling it down rapidly by air. 钢化玻璃是将浮法玻璃加热至软化温度附近后用空气均匀地快速冷却,使玻璃表面具有均匀应压力的一种高强度安全玻璃。
Binders for paints and varnishes Determination of softening point Ring-and-ball method GB/T9284-1988色漆和清漆用漆基软化点的测定环球法
There is a large softening point ( SP) fluctuation for modified asphalt during its heating storage. SBS改性沥青在热储存过程中会出现软化点大幅波动现象。
Effect of coal tar addition on softening point and coking value of pitch 煤焦油加入量对沥青软化点和结焦值的影响
It studies the orderliness of chemical modification to asphalt's performances that include softening point, penetration and low temperature ductility. 详细研究了化学改性对SBR改性乳化沥青主要性能包括软化点、针入度和低温延度的影响规律。
The lower limit of temperature at which this occurs is known as the softening point or critical temperature. 呈现这一性质的温度下限称为软化点或临界温度。
Flat tempered safety glass is kind of high-strength safety glass obtained by heating common glass to softening point and then air cooling it abruptly. 水平钢化安全玻璃是将普通玻璃加热至软化点时,然后急剧风冷所获得的一种高强度安全玻璃。
The softening point of high temperature, plastic or higher to be appropriate. 胶的软化点高,胶温也要相应高些。
Preparation of maleic rosin pentaerythritol ester with light color and high softening point 浅色高软化点马来松香季戊四醇酯的制备
The products can raise softening point and improve flowing ability and adding adhering ability greatly. 在提升软化点,改善流动性和增加接着能力方面有明显特点。
The coal tar pitch spheres was easy to be stabilized compared with the petroleum pitch spheres when they had similar softening point and naphthalene content. 较低软化点的石油沥青球比煤沥青球表面更易于刻蚀更难于氧化稳定化。
The influence analysis of experimental condition to softening point of asphalt 沥青软化点测试的试验条件影响分析
Have the features of flame resistance, good electrical specifications and low creep under room-temperature. ( The biggest drawbacks are the low softening point and easily degraded in high temperature) 具有耐燃、良好的电性能及室温下的蠕变性能低的特点。(其最大缺点是软化点低及高温下易降解。)
Polypropylene ( PP) was modified by melt-mixing method, and using high softening point hard asphalt. 采用熔融共混方法,用高软化点硬沥青对聚丙烯进行改性。
Solid products of coal carbonization& Determination of softening point GB/T2294-1997焦化固体类产品软化点测定方法
The results showed that the glass transition temperature and vicat softening point increased obviously with the increase of the content of the terpolymer. 结果表明:随共聚物用量的增加,共混物的玻璃化温度和维卡软化点明显提高;
Glass having a relatively low softening point. 具有较低软化点的玻璃。
Testing methods for softening point of epoxide resins 环氧树脂软化点的测定方法
Structure Factors Affecting Softening Point of Benzoxazine Intermediates Based on Phenolic Oligomer 影响酚醛型苯并口恶嗪软化点的结构因素
The experimental results show that the softening point can reflect the property of wear resistance of the matrix; 研究结果表明,胎体的高温软化点可以反映胎体耐磨性的好坏;
This article investigates the physical significance of softening point of Eureka pitch. 本文考察了尤里卡沥青软化点的物理意义。
This paper deals with the polymerization process of high softening point terpene resin. 本文探讨了制造高软化点萜烯树脂的聚合工艺。
Bitumen obtained in this way has high softening point and low penetration. 催化氧化所得沥青具有软化点高、针入度低的特点。
The softening point, elastic recovery and visco-toughness of SBR-modified asphalt at elevated temperature increased when SBR was crosslinked; SBR经交联后,SBR改性沥青的软化点、弹性恢复率和粘韧性均增大;
Factors influencing the coke yield and the softening point ( SP) of pitches were studied to ascertain procedures for the improvement and control of their quality. 研究了影响沥青结焦率和软化点(SP)的因素,以确定改进和控制其质量的工艺过程。