1) tungsten disulfide
二硫化钨
1.
Preparation of nano-sized tungsten disulfide by high temperature and self-increasing pressure
高温自加压制备纳米二硫化钨
2.
The tribological property of ultra-fine tungsten disulfide(WS_2)powder in motor oil was investigated by four-ball test machine,and the worn surface was analyzed by XPS.
利用四球摩擦试验机考察了超细二硫化钨粉末在发动机油中的摩擦学性能。
3.
Tungsten disulfide motor oil was prepared by using mineral oil and synthetic oil to deploy semisynthesis base oil,modifying the surfaces of ultrafine tungsten disulfide grains with surface chemical embellishment and adsorption embellishment and making them suspended steadily in the base oil as solid lubricating additive,and adding some function additives.
采用矿物油和合成油调配成半合成发动机油基础油,同时,通过表面化学修饰和吸附修饰表面改性超细二硫化钨颗粒,使其作为固体润滑添加剂稳定悬浮于基础油中,并加入一定量的功能添加剂,研制了一种二硫化钨发动机油。
2) WS_2
二硫化钨
1.
Effect of Superfine WS_2 Powder on Performances of High Temperature Lithium Complex Grease;
二硫化钨超细粉末对高温复合锂基润滑脂性能的影响
2.
Preparation and Mechanism of Nesting Spherical Layered Closed-cage Structured Nano WS_2;
嵌套球形层状封闭结构纳米二硫化钨的合成与机理探讨
3.
WS_2: Production and Development;
二硫化钨的生产及发展对策浅析
3) WS2
二硫化钨
1.
The WS2 nanoparticles were synthesized by a reaction of the precursor of tungsten-oxide nanoparticles with sulfur powder under hydrogen atmosphere.
将自制的WO3纳米颗粒前驱体与S粉混合,在自制的反应装置氢气氛中,于550￣750℃下煅烧得到二硫化钨纳米颗粒,反应中用H2代替H2S以减少对周围环境的污染。
2.
The nanophase WS2 bulk has been synthesized by using CVD and space confined reaction.
碳纳米管(CNTS)的优良性质在材料的制备上已得到了广泛的应用,在本文中,用化学气相沉积法(CVD)、空间限制反应合成了由纳米二硫化钨组成的块体,为纳米陶瓷材料的制备提供了一种可能的新方法。
3.
To solve the problem that green lubricating oil is easily oxidized and lose its good antiwear properties,nano-WS2 powders whose surface properties were modified by surface modifier under ultrasonic are applied in green lubricating oil.
为解决绿色润滑油在高温下易氧化而失去其良好抗磨损性能这一难题,将纳米二硫化钨在超声波作用下经表面改性后应用于绿色润滑油中。
4) tungsten disulfide
二硫化钨<冶>
5) WS_2 nanorods
二硫化钨纳米棒
6) tungsten sulfide
硫化钨
1.
,high nitrogen and low sulfur content) and based upon theoretical analysis of the H_2S concentration needed for phase equilibrium of nickel sulfide and tungsten sulfide in hydrogen,the most economic quantity of sulfiding agent injected into the reactor for supplement of sulfur in lube oil hydrogenation catalysts was obtained.
针对环烷基油高氮、低硫的特点,通过对硫化钨和硫化镍在氢气中相平衡态所需硫化氢浓度的理论分析,对反应器入口所需补硫量作了详细的阐述,得出了最经济的补充注硫量。
2.
Mesostructured tungsten oxide and tungsten sulfide are synthesized by room-temperature method and hydrothermal techniques, employing the surfactant cetyltrimethyl ammonium bromide(CTAB) as templates.
本论文运用室温法、水热法等合成手段,选用表面活性剂十六烷基三甲基溴化铵(CTAB)为模板,合成了氧化钨、硫化钨的介孔材料,并以X射线衍射(XRD)、扫描电镜(TEM)、红外光谱(FT-IR)、X射线荧光光谱(XRFS)等分析手段对合成出的介孔材料进行了详细的表征。
补充资料：二硫化钨
分子式：WS2
CAS号：
性质：黑灰色粉末。密度7.5g/cm3。惰性物质。不溶于水、盐酸、碱、有机溶剂或油。可为热浓硫酸和石肖酸所分解。在空气中或有氧存在下加热生成三氧化钨。首自在物体表面形成牢固的连续性薄膜，具有类似石墨的摩擦性能。在900℃下由元素硫和金属钨粉反应制取。用作润滑剂，也为半导体材料。
CAS号：
性质：黑灰色粉末。密度7.5g/cm3。惰性物质。不溶于水、盐酸、碱、有机溶剂或油。可为热浓硫酸和石肖酸所分解。在空气中或有氧存在下加热生成三氧化钨。首自在物体表面形成牢固的连续性薄膜，具有类似石墨的摩擦性能。在900℃下由元素硫和金属钨粉反应制取。用作润滑剂，也为半导体材料。
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