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笔者公开了满天星油滴建盏的制备工艺,包括以下步骤:制备坯泥和釉浆,将所述坯泥拉坯成形、修坯、素烧、冷却,得到坯体;施釉,将施釉晾干后的坯体放入电窑炉内焙烧,自然降温,冷却出窑.本文烧制得到的满天星油滴建盏,在青黑底色上密集、均匀分布有圆润细小的油滴晶体,颜色为银色,璨若繁星,整体如满天星空,优美有新意. 相似文献
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本文阐述了七彩油滴建盏的烧制方法,包括以下步骤:制备坯体和釉浆;施釉、将施釉晾干后的坯体放入电窑炉内焙烧,冷却,出炉.本烧制方法获得了高品位的七彩油滴建盏,该建盏釉面上具有油滴,油滴晶莹透亮,整体釉面色彩丰富,在强光下泛着红、蓝、紫色等;该建盏不同角度,不同光线,具有不同色彩,变幻无穷,具有极高的艺术价值和欣赏价值. 相似文献
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笔者公开了鳞甲油滴建盏制作工艺,包括以下步骤:制备坯体和釉浆;施釉,施釉后自然晾干;将施釉晾干后的坯体放入电窑炉内焙烧.本工艺制作得到的鳞甲油滴建盏,油滴凸出,如鳞甲般成片状,分布自然协调饱满.油滴晶斑清晰润泽,具有金属质感. 相似文献
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从宋代开始,福建建窑生产出来的油滴建盏就成为人们争相追捧的、具有艺术价值的瓷器产品,它具有独树一帜的审美价值,因此即使是在今天仍然是茶艺爱好者们心中的最佳选择.所谓的建盏油滴,实际上是铁结晶物在釉面之下形成的反光斑点,其主要是受到窑内气氛影响而形成的一种斑纹,审视之下如同水上浮油、独具灵动自然之美.为了让这种独特的瓷器... 相似文献
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羽化鹧鸪斑建盏的制备工艺,包括以下步骤:坯体制备、釉浆制备、素烧后的坯体施釉,晾干;烧制、降温冷却,出窑.烧制得到的羽化鹧鸪斑建盏,在青黑底色上分布有大片的羽化油滴花斑,莹润饱满,花斑集中、凸出,具有强烈的视觉冲击感和艺术美感. 相似文献
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本文公开了彩色鹧鸪斑建盏及其制备工艺,该建盏包括坯体和釉料;所述坯体按重量份数比包括以下组分制成:高岭土7份、红土 3份;所述釉料包括第一道釉料及第二道釉料.本文制得的建盏油滴为长条羽毛状,油滴斑纹由盏内中心向口沿呈增大放射趋势,色彩绚烂至极,整体犹如鹧鸪展翅、孔雀开屏、烟花绽放,张力十足,立体感强,具有强烈的视觉冲击... 相似文献
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Gunnar Berg Lars E. Lundgaard Nicolas Abi-Chebel 《Chemical Engineering and Processing: Process Intensification》2010,49(12):1229-1240
The deformation of water droplets in an electric field has been studied in hydrocarbon liquids. A water drop will elongate in an electric field due to the electrostatic pressure, and becomes unstable when a critical field limit is reached. By applying different voltage waveforms it is possible to measure both transient, time varying and static effects. An experimental method has been developed to study the rheological properties of the water droplet. The experimental results in surfactant-free model oil are in good agreement with classic Taylor theory. In diluted crude oil a correlation was found between the drop behavior in an electric field and the interface elasticity modulus, measured by dilational interfacial rheology. The static drop deformation was reduced with increasing elastic modulus due to adsorption of polar surfactants to the water/oil interface. Drop surface oscillations will be damped by the viscosity of the bulk liquid. The dynamic drop behavior was studied in viscosity standards prepared from different concentrations of polystyrene in toluene. The drop oscillations were modeled as damped oscillator, and the influence of viscosity on the eigen-frequency and damping coefficient was studied for different drop sizes. The oscillations can also explain the premature break-up of water droplets sometimes observed in the experiments. 相似文献
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The dynamic behaviour of drops of oil/water/oil (O/W/O) and water/oil (W/O) in abnormal polymer/water/surfactant systems was investigated. The size of internal oil droplets continuously decreased with time until it reached a steady-state value. Whereas the size of multiple water drops showed a minimum. After the minimum, the size of multiple water drops either reached a steady-state value or continued enlarging until phase inversion occurred. The phase inversion occurred because inclusion of oil droplets into water drops resulted in a continuous increase in effective volume fraction of dispersed phase. The time evolution of the size of multiple drops was described in terms of a balance between (a) drop break-up and escape and (b) drop coalescence and inclusion. The inclusion events retarded the initial decrease in the size of multiple water drops with time and increased the drop size after the minimum. By reducing the surfactant concentration, the ability of the dispersed phase to entrain the continuous phase decreased so that no minimum was achieved for the size of multiple drops with time, similar to conventional systems with simple drops. The size distribution of the multiple water drops initially narrowed and then widened again, whereas the size distribution of internal oil droplets continuously narrowed with time until it reached a constant value. Generally, the size distribution of drops narrowed as the average size of drops decreased. The possible mechanisms for complex drop formation were discussed and drop deformation was suggested as the main cause for inclusion at a low dispersed phase ratio. 相似文献
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提出了用传统PSA改良工艺、双级PSA联合工艺、TSA与PSA联合工艺提取中间组分,介绍了工艺过程、工艺流程和工艺特性,并说明了各工艺工业应用场合和实际意义。 相似文献
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Journal of the American Oil Chemists' Society - 相似文献
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介绍LCA工艺流程,用LCA工艺改造重(渣)油部分氧化工艺,吨氨能耗可下降13.55GJ,合成氨成本降低250元. 相似文献