研究了EA树脂含量对溶胶-凝胶过程的影响;
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.
溶胶-凝胶过程是是一种用金属烷氧化物或金属无机盐在较低温度的条件下制备金属氧化物的方法。
The sol-gel process is a method to prepare metal oxide by using alkoxy metal salt or metal inorganic salt.
从热力学、传质动力学、相分离机制和固化过程几方面综述了浸入凝胶过程中聚合物膜形成机理的研究现状。
The mechanism for membrane formation by immersion precipitation processes was reviewed based on the thermodynamics, mass transfer dynamics, mechanism of phase separation and gelation process.
探讨了正硅酸乙酯的溶胶-凝胶过程中,氢氟酸,盐酸,氨水,硫酸和醋酸等催化剂对水解、聚合和胶凝时间的影响。
In the sol_gel process of TEOS (tetraethoxysilane), the effects of catalysts on hydrolysis reaction, condensation reaction and gelling properties were discussed.
本文利用硅酸乙酯(TEOS)的溶胶凝胶过程对葡萄糖氧化酶(GOD)进行了固定,并制备了不同载体下的GOD酶柱。
In this paper, GOD was immobilized in the course of gelation process of the sol of TEOS, and immobilized GOD columns were easily prepared with different carriers using this system.
以正硅酸乙酯为原料,经溶胶-凝胶过程制备二氧化硅溶胶,再利用二甲基二乙氧基硅烷(DDS)对其进行改性,制备了疏水性二氧化硅凝胶。
Hydrophobic silica gel was prepared by sol-gel process using tetraethoxy silicone(TEOS) as raw material, then the surface was chemically modified by diethoxydimethylsilane(DDS).
研究者相信,某些用铂制造的气凝胶能够加速氢气的生产过程。
Researchers believe that some versions of aerogel which are made from platinum can be used to speed up the production of hydrogen.
试着在长跑过程中尝试不同的食物,凝胶,能量棒,看看你喜欢那个。
Start experimenting with different foods, gels, and bars on your long runs to see what you prefer.
本文用动态光散射技术(DLS,又称为PCS或QELS)和粘滞测量技术,研究了明胶从溶胶到凝胶相变过程中的弛豫性质。
The relaxation spectrum of aqueous gelatin during its phase change from sol to gel was studied by dynamic light scattering technique (DLS, also known as PCS or QELS).
采用溶剂交换-常压干燥法以及冷冻干燥法两种方法解决了凝胶干燥过程中网络结构塌陷的问题。
The solvent exchange and frozen-dry were adopted to solve the problem that the structure collapses in the dry course of gel.
文章论述了自动压力凝胶工艺生产中的注料过程,介绍了一种有效的自动注料系统的设计思想。
The paper introduces the material feeding process in automatic pressure gel technology production presenting an effective, automatic material feeding system design thinking.
用水基凝胶注法制备出ysz固体电解质薄膜,研究了温度、湿度和坯体厚度对干燥过程的影响规律。
YSZ solid electrolyte film was prepared by aqueous gel casting. The influences of temperature, relative humidity and sample thickness on drying process were studied.
在凝胶的过程中,聚合物的物理性质发生巨大的变化。
There is a dramatic physical change that occurs during the process of gelation.
通过聚丙烯酰胺凝胶电泳技术与石蜡切片等技术研究了低温解除龙牙百合休眠过程中糖类物质的转化。
The transform of glucide in the course of the dormancy by low temperature was studied in the paper in paraffin section and polyacrylamide gel electrophoresis.
基于系统分解方式,建立凝胶推进剂火箭发动机工作过程的数学模型,并采用液流试验数据对其进行修正。
This paper established the mathematical models of the whole operation process of gelled propellant rocket engine based on system disassembly.
原位晶化过程是焙烧微球在液相组分中先转变为硅铝酸钠凝胶,随后硅铝酸钠凝胶逐步地转变为Y型沸石。
The process of in-situ crystallization is that the roasted microparticles in the liquid phase convert into sodium silicoaluminate gel first and then the gels convert into zeolite Y gradually.
超高压比热处理更有利于保持鱼糜凝胶特性在贮藏过程中的稳定性。
It is more conducive to maintain the stability of gel property for UHP than heat treatment during storage.
本文采用电解法制备高铁酸盐溶液,制备过程中首次使用了琼脂凝胶作为物理隔膜,这在国内外未有文献报道。
The solution of ferrate was produced by electrolysis method in this paper, and using the agar gel as septum which was not reported.
采用低毒的N羟甲基丙烯酰胺体系凝胶注模成型氧化铝陶瓷,研究了该体系下浓悬浮体的制备及固化过程。
The alumina ceramics is gel-mould cast with low toxic N methylolacrylamide system. This paper reports the investigation on the preparation of alumina suspension and its solidification process.
凝胶化过程是增塑粘剂向PVC糊树脂颗粒内部扩散的过程。
The gelation of PVC paste is a process during which the plasticizer diffused into the particles of PVC paste resin.
在后续注水过程中,存在于大孔道的弱凝胶迫使后续注入水改向进入未被注入水波及的小孔隙,驱替的残余油滴聚集并形成油墙。
In the post-water flooding process, WG in the larger channels diverts the injected water entering the smaller pores and displacing residual oil to form oil bank in the front of the displacing water.
研究豆腐凝胶形成过程中蛋白质和水分状态的变化。
The changes in protein structure and water state were studied during tofu gelation process.
采用凝胶过滤色谱法研究了木聚糖在酶解过程中分子量分布的变化。
The changes of the molecular weight distributions of xylan during enzymatic hydrolysis have been investigated with gel filtration chromatography.
淀粉凝胶化是水中淀粉粒在加热过程中,淀粉颗粒内部结构由有序状态转变为无序状态。
The gelatinization of starches means that the inner structure of starch grains in water during heating will change from order states to disorder.
描述了利用模具法制备气凝胶薄膜的主要过程,并利用常压干燥和超临界干燥两种方法对模具中湿凝胶产物进行了处理。
The instrument and theory of mould-method are briefly introduced and the principal process are described. Supercritical drying and conventional drying are used to dry the prepared films.
应用DSC分析了凝胶前驱体的热处理过程;
The thermal decomposition for the gel precursor was investigated by differential scanning calorimeter (DSC).
应用DSC分析了凝胶前驱体的热处理过程;
The thermal decomposition for the gel precursor was investigated by differential scanning calorimeter (DSC).
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