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1)  content of carbon and sulfur
碳硫含量
2)  high carbon content
高含碳量
3)  carbon content
含碳量
1.
The effect of continuous casting tundish mantle material on carbon content of molten steel;
连铸中间包覆盖剂对钢液含碳量的影响
2.
Methods of on-line measurement of carbon content in pulverized coal
在线测量煤粉中含碳量的方法研究
3.
18%C were carried out in the conditions including undercooling, deformation temperature, deformation rate and deformation reduction to investigate the effect of carbon content and deformation conditions on the formation of the ultrafine ferrite grain in low-carbon steels and analysis the mechanism of refining grain.
将含碳量(质量分数)为0。
4)  carbon content
碳素含量
1.
The biomass,carbon content,storage and distribution in Pinus elliottii plantation were studied by means of sample plot.
利用标准样方法对19a生湿地松人工林生物量、碳素含量、贮量及其空间分布进行测定。
2.
Carbon content in the leaves of upper and lower layer was lower than that in the leaves of the middle,and carbon content in the branch of the lowelayer was higher than.
对 1 8年生樟树人工林生物量、碳素含量、贮量及其空间分布进行测定。
3.
Based on the data observed at Huitong Ecology Station, the carbon content of Chinese fir plantation ecosystem was studied.
 对杉木人工林生态系统的碳素含量进行了定位观测。
5)  oxygen and carbon content
氧碳含量
1.
By modifying the pattern and velocity of argon flow,the silicon crystals with different oxygen and carbon contents are obtained.
通过对 40 6 m m热场中氩气的流动方式及流速进行调整 ,得到了氧碳含量不同的硅单晶 ,并通过数值模拟计算将氩气流线图描绘出来 ,对实验结果进行了分析 ,得到了降低氧碳含量的最佳氩气流场分
6)  carbon content
碳含量
1.
Effect of carbon content and microstructure on the corrosion resistance of low alloy steels;
碳含量和组织类型对低合金钢耐蚀性的影响
2.
Effects of carbon content on microstructure and properties of carbon-deficient cemented carbides;
碳含量对缺碳硬质合金组织和性能的影响
3.
Influence of carbon content on microstructure and wear resistance of Si-Mn-B bainitic cast steel;
碳含量对Si-Mn-B铸钢显微组织和抗磨性的影响
补充资料:1,1'-(四硫代二碳硫基)双哌啶
CAS:120-54-7
分子式:C12H20N2S6
分子质量:384.66

中文名称:二哌啶基秋兰姆-硫化物
促进剂TRA
促进剂DPTT
四硫化双五甲亚基秋兰姆
1,1'-(四硫代二碳硫基)双哌啶
四硫化双五亚甲基秋蓝姆
四硫化双硫羰基五亚甲胺

英文名称:Dipentamethylene thiuram tetrasulfide
Accelerator (tra)
1,1'-(tetrathiodicarbonothioyl) bis-Piperidine

性状描述:白色或灰黄色粉末。熔点115℃,相对密度1.50。溶于二硫化碳、氯仿和四氯化碳,不溶于水。

生产方法:由六氢吡啶、碳酸钠和二硫化碳反应制得五亚甲基二硫代氨基甲酸钠,再用一氯化硫处理即得四硫化双五亚甲基秋蓝姆。

用途:本品为秋蓝姆类硫化促进剂,可用于天然橡胶、二烯类合成橡胶、丁基橡胶、三元乙丙橡胶、氯磺化聚乙烯和胶乳。加热能分解出游离硫,亦可作为硫化剂,有效含硫量为其重量的25%。

本品作硫化剂时在操作温度下比较安全,硫化胶耐热、耐老化性能优良。本品易分散于干橡胶中,亦易分散于水中。不污染。一般用于制造耐热制品、电缆等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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