稻壳
- rice husk;rice hull
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稻壳灰显微结构及其中纳米SiO2的电镜观察
SEM / TEM study on the microstructure of rice husk ash and nano-SiO_2 in it
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采用异氰酸酯(ISO)改性的脲醛树脂胶制造低密度稻壳-木材复合材料。
This work employed isocyanate ( ISO ) / urea formaldehyde ( UF ) resin system with different ratio to develop low-density rice husk / wood composite .
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CaO/稻壳灰作为新型CO2吸收剂的循环碳酸化特性
Cyclic carbonation behavior of cao / rice husk ash as innovative co_2 sorbent
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稻壳锅炉设计中NOX生成及排放控制措施的分析
Analysis of the Control Measures of NO_X in the Design of the Chaff-fired Boiler
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稻壳制一次性餐具成形工艺R值研究
The Research of R About the Forming Technology of the Fully-Degradable Environment-Harmless Disposable Rice-Hull Dinnerware
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稻壳SiC晶须的生长工艺及机理
Growth technology and mechanism of SiC whisker by use of rice hulls
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试验结果表明稻壳热解气的主要成分是CO、H2以及CO2。
Results show that major pyrolysis gases were CO , H2 and CO2 .
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用稻壳制备SiC晶须
Synthesis of the SiC whiskers from rice hulls
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稻壳SiC晶须的特性和品质研究
Characteristics of SiC Whisker from Rice Hull
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并利用XRD、IR和SEM研究了稻壳在制备气凝胶过程中的结构变化。
The structure transformation of rice husk during the aerogel preparation was investigated by XRD , IR and SEM .
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稻壳灰中的纳米SiO2及其在混凝土中的应用
Nano - SiO_2 in Rice Husk Ash and Its Utilization in Concrete
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稻壳纳米SiO2研究及开发利用
Nanometer SiO_2 in Rice Husk , Its Development and Application
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稻壳制备SiC晶须及其Si3N4陶瓷复合材料的应用
Study on Synthesizing SiC Whisker from Rice Hulls and to be Reinforcement for Si_3N_4 Ceramic Matrix Composite Materials
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本文研究了一种简便、易行、快速的方法,能从稻壳内提取高纯度SiO2.我国水稻产量居世界第一位,折算成稻壳年产量约四千万吨。
This thesis studies a simple , feasible and quick method to extract high-purity .
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由稻壳提取高纯SiO2水热条件的研究
Studies on the Hydrothermal Conditions of the Extraction of High-Purity Silica from Rice Husks
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稻壳制备高纯高表面积SiO2的研究
Study on the Preparation SiO_2 with high Purity and High Surface Area from Rice Husk
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混凝土中Ca(OH)2的减少和孔结构的改善是稻壳灰混凝土强度提高的主要原因。
The improvement of strength of RHA concrete mainly attributed to the less Ca ( OH ) 2 and the ameliorating of pore structure of RHA concrete .
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以稻壳和重铬酸钾为研究对象,通过微波辐射作用,研究生物质对Cr(Ⅵ)的解毒行为,探索微波/生物质解毒Cr(Ⅵ)的实验条件。
With potassium dichromate as the Cr (ⅵ) source , the detoxification of Cr (ⅵ) by rice hull biomass incorporated with microwave irradiation was used .
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以稻壳-TiO2为原料化学活化制备TiO2/SiO2/AC光催化剂
Preparation of TiO_2 / SiO_2 / AC photocatalyst by chemical activation of composite of rice husk-TiO_2 precursor
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稻壳新出路:制备混凝土用纳米SiO2
The New Way of Utilization of Rice Husk . Making Nano SiO_2 Used as Admixture of Concrete
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利用XRD、N2吸附曲线、SEM、TEM等测试方法分别对稻壳灰及介孔SiO2样品进行了表征。
The RHA and the samples of MCM-41 were characterized by techniques such as XRD , TEM , SEM and N_2 adsorption .
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碱提取稻壳中木聚糖的方法为:预处理:80℃水浸泡3h;
The conditions of alkaline extraction were : pretreatment : water immersed for 3 h at 80 ℃;
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稻壳基炭对DBT的吸附行为符合Langmuir吸附模型。
DBT adsorption on the rice husk-based carbon meets the Langmuir adsorption model .
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稻壳灰结构中除了以往报道过的微米尺度的蜂窝孔(~10μm)外,还含有大量由SiO2凝胶粒子非紧密粘聚而形成的纳米尺度孔隙(<50nm)。
Besides micron-cellular pores , there are many nano-pores ( < 50nm ) formed by the packing of nano-SiO-2 particles .
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稻壳SiC晶须合成的热力学基础及VLS催化生长机理
Thermodynamics Base of Synthesizing SiC Whiskers from Rice Hulls and the Growth Mechanism by VLS Catalytic Process
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水样处理前后的GC-MS测试结果表明,稻壳炭和商品炭对自来水源水中有机物的去除率分别为71%和45%。
Furthermore , removal efficiencies of organic compounds in water are 71 % and 45 % by GC-MS quantitative analysis .
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结果表明.随着加工时间的延长,PVC/稻壳粉复合材料力学性能逐渐变劣,材料的颜色也逐渐变深。
The results show that the mechanical properties and color of the composites change gradually with the processing time of PVC / rice hull powder composites .
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认为用热分解稻壳法合成的SiC晶须不仅具有针状形态,还存在枝状等不规则形态。
The results show that the SiC whiskers by the thermal decomposition of rice hulls not only have the morphology of needle , but irregular morphology .
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MMA浸入稻壳粉、木粉后,能在微波作用下生成一种半互穿网络结构原位改性纤维粉。
When MMA is added into rice husks or wood flour , a semi-interpenetrating networks structure modified materials can be formed by microwave irradiation .
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结果表明,稻壳原料中SiO2与C在高温下生成SiO的反应不仅是生成SiCp,也是生成SiCw的生长速率控制步骤。
It was found that the reaction generated SiO from SiO2 and C in rice hulls with high temperature was not only the rate-determining step of generating SiC particle , but also SiC whisker .