搜索结果: 31-45 共查到“知识库 硅酸盐工程技术”相关记录57条 . 查询时间(1 秒)
固定化金属离子亲和分配用的亚胺二乙酸-聚乙二醇偶联物的制备
immobilized metal ion affinity partitioning iminodiacetic acid-polyethylene glycol
2009/3/11
The synthesis route was investigated and optimized for the preparation of iminodiacetic acid polyethylene glycol (IDA-PEG) for immobilized metal ion affinity partitioning in aqueous two-phaze system...
硅溶胶/苯乙烯-丙烯酸酯共聚物无机-有机杂化水分散液的制备和表征
硅溶胶 苯乙烯-丙烯酸酯 共聚物
2009/3/11
A stable silica sol with 3-5 nm in diameter, which can form homogeneous film without crack, was prepared and characterized. Then, the inorganic-organic hybrid aqueous dispersion composed of such a si...
甲基丙烯酸-N, N-2-甲基乙胺酯原子转移自由基聚合动力学研究
二甲胺 乙烷基 异丁烯酸酯 动力学
2009/3/10
A kinetic model was developed to describe the atom transfer radical polymerization (ATRP) of 2-(N,N-dimethylamino) ethyl methacrylate (DMAEMA). The model was based on a polymerization mechanism,whic...
A novel reaction-drying process was carried out in a spouted bed reactor with inert particles and used to prepare ultrafine CaCO3 particles. Effects of concentrations of CO2 and Ca(OH)2, and reactio...
This paper presents the results of molecular dynamics (MD) simulation on the rutile titanium dioxide and potassium hexatitanate (K2O.6TiO2 or K2Ti6O13) crystal. The interaction of atoms is described...
Densities and viscosities of the binary systems of sulfolane＋ethylbenzene, sulfolane＋p-xylene have been experimentally determined in temperature interval 303.15—353.15 K and at atmospheric pressure fo...
Using a laser detecting system, solubility data were measured for adipic acid dissolved in six pure solvents, namely, cyclohexanone, cyclohexanol, acetic acid, N,N-dimethylformamide, N,N-dimethylaceta...
碳纳米管及C60和石墨氧化动力学机理函数的分析
C60 碳纳米管 氧化作用 动力学分析
2009/3/2
The oxidation of carbon nanotubes, C60 and graphite was studied by thermogravimetric (TG) analysis and differential thermal analysis (DTA) technique, and the oxidation kinetic models of three carbon m...
碳酸钙在化学镀表面上的结垢与脱除
scaling induction period removal
2009/2/26
Fouling of heat transfer surfaces during subcooled flow boiling is a frequent engineering problem in process industries. It has been generally observed that the deposits in such industrial systems con...
碳酸钙在流动过冷沸腾条件下的结垢机理研究
碳酸钙 流动性 过冷沸腾条件
2009/2/26
Fouling of heat transfer surfaces during subcooled flow boiling is a frequent engineering problem in process industries. It has been generally observed that the deposits in such industrial systems con...
The detailed kinetic model of selective non-catalytic reduction (SNCR) of nitric oxide, including sodium species reactions, was developed on the basis of recent studies on thermal DeNOx mechanism, N...
钇铝石榴石（Y_3Al_5O_(12)， YAG）陶瓷具有蠕变小，高温抗氧化，热导率低等优点，可用于绝缘和耐火材料等领域。YAG属等轴晶系，不存在双折射效应，可制成具有优异光学性能的透明陶瓷，作为固体激光材料以取代YAG单晶具有重要的潜在应用前景。掺杂其它离子（主要是稀土元素离子和过渡金属离子）的YAG粉体可以作为超短余辉材料，用于阴极射线管屏幕、高分辨投影电视和显示器等领域。YAG 粉体的合成一...
用非对映体盐结晶法调节酒石酸的光学分辨率——探讨及优化实验条件的一种实用方法
resolution optimization central composite rotatable design
2009/2/23
A response surface modeling approach for simultaneous optimization of optical purity and yield wasapplied to the resolution of tartaric acid to study the effects of both the amount of the solvent and ...
项目概况：国内硼矿的加工方法一般以硼镁矿为原料，采用碳碱法制取硼砂，再由硼砂生产硼酸，简称“二步法”。仅有少量的高品位矿采用硫酸法制取硼酸。而且由于硼镁矿中含有镁，结晶硼酸后的母液，硫酸镁与硼酸达到共饱点时，硼酸母液无法利用，基本上都采用排放处理，因而采用东北高品位的硼镁矿硼收率仅60％左右。采用西藏硼镁矿硼的收率在75％，硼资源浪费严重，也严重的污染环境。
偏苯三酸酐生产新工艺
偏苯三酸酐 生产工艺 有机合成
2008/12/12
项目研究的背景及用途：偏苯三酸酐是重要的精细化工产品，下游产品有二十多种，分三大类：偏苯三酸酯、新型涂料和聚酰胺-酰亚胺。偏苯三酸酯主要用作聚氯乙烯树脂的耐热和耐久性增塑剂。偏酐的另一主要用途是制造涂料。偏酐与多元醇、脂肪酸、二元酸配制成水溶性醇酸树脂涂料，与有机硅中间体、脂肪酸配制成硅树脂改性水溶性醇酸树脂涂料。偏酐与芳香族二胺反应制备成聚酰胺-酰亚胺，是良好的工程塑料，可用作F级和H级电机的绝...