堆积密度

C高；高堆积密度超高分子量聚乙烯的制备

Preparation of High Bulk density Ultra high Molecular Weight Polyethylene

低堆积密度助辛烷值剂CHO－2的研究及应用

Study and application of a low bulk density octane additive ─ cho-2

讨论了不同溶剂、结晶速度、结晶溶液pH值对太安堆积密度的影响。关键词：太安；

The PETN bulk density affected by different solvents , crystallization speed & solution pH value was discussed .

在pH值8&11，添加钴和钡，采用一次阶梯烘干，可以制得高活性、高堆积密度的Ni（OH）2。

High activity and bulk density Ni ( OH ) _2 could be obtained by dropping with Co.

给出了制备Ni（OH）2的粒度范围、形貌、堆积密度等主要性能指标。

Granularity scope , morphology and tapped density of Ni ( OH ) 2 prepared are given .

制备条件对正极材料Ni（OH）2活性和堆积密度的影响

The effect of preparation conditions on activity and bulk density of cathode material Ni ( OH ) _2

发现了正极材料Ni（OH）2的活性和堆积密度对某些制备条件而言是一对矛盾。

The activity and bulk density of cathode material Ni ( OH ) 2 are mutually exclusive in terms of material preparation .

有机&水溶液法合成的纳米级Ni（OH）2，属β型，晶化程度高，堆积密度大。

The nano-samples synthesized by organic compound-water solution reaction are P - Ni ( OH ) 2 , crystal property and density are improved .

并对Ni（OH）2产品的堆积密度、表面形貌、粒度及粒度分布及流动性等物理性质进行了表征。

The physical properties of nickel hydroxide samples such as tap density , particle surface shape , particle size and distribution and flow ability were investigated to confirm above conclusion .

研究了镀液pH值、钴盐浓度和化学镀的反应温度对产物的堆积密度以及结构的影响。

The influences of pH value , cobalt salt concentration and reaction temperature of plating solution on the density and structure of the deposits on Ni ( OH ) 2 particles were given .

测定了活性炭的比表面积、微孔孔容、碘吸附值、四氯化碳吸附值、CO2吸附量、堆积密度等指标。

The iodine number , hardness , apparent density , carbon tetrachloride adsorption , specific surface area , pore size distribution , and CO2 adsorption of the activated carbons were determined .

但当堆积密度过高时，其质量比能量反而会随之下降.由电镜的观察知道，堆积密度较高的PAn电极，其孔隙较小，孔隙的分布也较均匀。

But the too high bulk density decreases its gravimetric energy density because the PAn electrode with high bulk density has smaller and more uniformly distributed pores observed by SEM .

堆积密度的变化对蠕虫状EG吸附率的影响显著，而对颗粒状EG的吸附率则无明显影响。

On the other hand , the specific sorption for worm-like EG is easily influenced by packed density during heavy oil sorption process comparing to those particle-like ones .

目的探索医用重质碳酸镁制备过程中，影响产品的MgO含量，堆积密度等指标的主要因素。

Objective This paper is to investigate the main factors that affect the content of the product-MgO and its heaped density during preparation of medical heavy magnesium carbonate .

TiO2的加入能提高玻璃结构网络的连接程度和堆积密度，从而使玻璃的密度和折射率线性增大。

The density and refractive index of glass are increased evidently with the addition of TiO_2 , which plays the role of enhancing connection and compactness degree of glass structure net .

采用络合&缓冲溶液法制备了高活性和高堆积密度的Ni（OH）2正极材料，进一步深入研究了影响Ni（OH）2性能的主要因素。

Some nickel hydroxide powders with higher capacity and higher bulk density were prepared through the coordination-buffer solution method . The main factors which affected the performance of Ni ( OH ) 2 material were further studied .

结果表明，在球形Ni（OH）2表面上包覆钴、镍和锌的过程中伴随着析氢反应，形成了多孔包覆层，降低了其堆积密度。

The results showed that the process of Co , Ni and Zn deposition on spherical Ni ( OH ) 2 surface was accompanied by hydrogen gas evolution , a porous covering layer was formed and the tap density was reduced .

随着CMC添加量的增加，粉体的堆积密度减少。提高粉体疏水性理想的硅油乳液添加量为9%质量分数。

With an increase in the mass fraction of CMC , the bulk density of particles decreased . 9.0 % silicon oil emulsion was the optimal proportion for improving the hydrophobic performance of particles .

这是因为Makishima-Mackenzie理论没有考虑玻璃内阳离子的具体配位状态，对MgO，Y2O3堆积密度因子的推导存在误差。

The deviation can be attributed to the pretermission of the coordination structures of cation ions in the glasses . The packing volume factors of MgO and Y 2O 3 are not accurately dealt with .

随着氧压的降低，GZO薄膜折射率升高，堆积密度变高。

With the decrease of oxygen pressure , the refractive index of GZO films increased , which resulted in the increase of stacking density .

对于模拟结果，用表面粗糙度和堆积密度作为沉积构型评价指标，同时利用分维理论研究基板温度、沉积速率对Ni-Cr薄膜分维的影响。

Surface roughness factor and packing density were applied to evaluate the simulation results , and fractal theory was used to study the thin film fractal for different substrate temperature and different deposition rate .

研究结果表明，Ni（OH）2颗粒的结晶度越高、颗粒的粒径分布越合理，产品的堆积密度越高；

The experimental results show : higher the crystallization degree is and more reasonable the diameter distribution of Ni ( OH ) 2 particle are , higher the packing density of product is ; higher the crystal grain of the particles is , higher the electrochemical activity of product is ;

聚苯胺堆积密度和电解液对Li-PAn电池比能量的影响

Effect of bulk density of polyaniline and the electrolyte on energy density of Li-PAn battery

在实验中确定了反应的最佳工艺，使氢氧化镍的堆积密度＞2.1g／cm3，放电比容量＞270mAh／g。

The nickel hydroxide with tap density > 2.1g/cm 3 and discharge capacity > 270mAh / g is prepared by the most efficient process which was determined by many experiments .

采用均匀设计法优选球形硝基胍制备工艺，可获得较大堆积密度的球形NQ。

Optimal technical conditions of preparing spherical nitroguanidine ( NQ ) had been obtained by adopting uniform design experimentation , and the spheral nitroguanidine with higher bulk density had been prepared .

作者采用U9（96）均匀设计方法对充填材料的颗粒级配确定进行了实验研究，确立了较优的颗粒组成，在此颗粒级配下，可使充填材料获得高的堆积密度和强度；

The experiment studied the size distribution of filling material by U9 ( 96 ) uniformity design method and found an excellent size composition .

结果表明，固体吸附式转轮制冷系统的COP值随着转轮吸附床的导热系数及吸附剂的堆积密度的增加而显著的增加，而随着吸附床的转速及吸附剂厚度的增加先增加后减小。

The results show that the cop value will increase when the thermal coefficient of adsorption bed and the accumulation density of sorbent increase , and the cop value will increase and then will minish when the rotating speed of adsorption bed and the sorbent thickness increase .

结果表明，FH-98催化剂堆积密度低，仅为0.808t/m3，可节省17%的催化剂费用，在操作空速高达2.87h-1的条件下，仍具有高的加氢精制活性和稳定性。

The results of commercial application indicate that FH-98 hydrofining catalyst has a higher activity and stability even at 2.87 h - 1 , has a lower packing density of 0.808 t / m 3 , and catalyst cost can be saved 17 % .

不同堆积密度食品级壳聚糖的制备及应用

Preparation and application of food grade chitosan with different stacking density

尖棱状两组分颗粒堆积密度的研究

Research on Density of Two Kinds of Particles with Sharp Arris Form