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1)  droplet entropy
熔滴热焓
1.
A novel three dimensional temperature analytical model for gas metal arc welding(GMAW) was presented,in which the effect of droplet entropy on welding penetration during welding was considered.
提出了一种新型GMAW(gas metal arc welding)三维温度场解析模型,将焊接过程中熔滴热焓对熔透成形的影响考虑在内。
2)  droplet heat content
熔滴热焓量
1.
The distribution model of droplet heat content inside the surface deformed weldpools wasestablished through analyzing energy and momentum in metal transfer processes.
通过对熔滴过渡过程的能量和动量分析,建立了熔滴热焓量在表面变形熔池内部的分布模式,以此为基础采用数值模拟技术研究了熔滴过渡类型和表面活性元素对MIG焊接熔池流场的影响,揭示了溶液过渡类型和表面活性元素与HIG焊接熔池流场的相互影响规律,并对计算模型的可靠性进行了实验验
3)  distribution of heat content of droplet
熔滴热焓量分布
4)  melting enthalpy
熔化热焓
1.
In this paper,the melting temperature and melting enthalpy of selected CaO-Al_2O_3-MgO slag system with lowmelting -point zone were investigated by a melting point testing instrument and DSC thermal analyzer to explore a reasonable slag system for the requirement of unpolluted deoxidization between molten steel and slag.
为了探索可满足渣金间外加电场脱氧的合理基础渣系,通过半球点测试仪、DSC对CaO-Al_2O_3-MgO渣系低熔点区的熔化温度和熔化热焓进行了研究。
2.
In this paper,the melting temperature and melting enthalpy of CaO-SiO_2-Al_2O_3-MgO slag were investigated by the DSC thermal analyzer to explore the influence of CaO and SiO_2 content on melting properties for slag.
通过测定熔渣升温过程中的DSC曲线,观察其升温过程中发生的熔化相变温度以及熔化热焓,研究CaO和SiO_2含量对CaO-SiO_2-Al_2O_3-MgO熔渣熔化性能的影响。
5)  enthalpy titration
温度滴定,热焓滴定
6)  temperature and enthalpy of melting and crystallization
熔融和结晶温度及热焓
1.
Determination of temperature and enthalpy of melting and crystallization of plastics by differential scanning calorimetry;
差示扫描量热法测定塑料的熔融和结晶温度及热焓
补充资料:热塑弹性体热熔胶
分子式:
CAS号:

性质:热塑弹性体包括许多微区结构聚合物,如聚氨酯,SBS,SIS等。SBS是苯乙烯-丁二烯-苯乙烯嵌段,SIS是苯乙烯-异戊二烯-苯乙烯嵌段,这类嵌段共聚体是热塑性的,当冷却时又回复2相形态和弹性,特别适用于热熔压敏胶黏剂。做热熔胶时常加入工艺油降低黏度,加入2种增黏剂,一种与二烯或脂肪嵌段相混溶,而另一种增黏剂溶混并增强聚苯乙烯嵌段,这种增黏剂包括α-甲基苯乙烯聚合物和氧茚树脂。一般还添加少量抗氧剂。

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