xonotlite相关论文
Hydrothermal Synthesis of Xonotlite-type Calcium Silicate Insulation Material Using Industrial Zirco
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Formation of tobermorite and xonotlite fiber matrices in well cementing and impact on mechanical pro
Over the last two decades, there has been an increased focus on the stability of the cement sheath under the influence o......
Thermal insulation exterior wall coating has been successfully prepared, using styrene-acrylic emulsion as film former, ......
Phosphate removal and recovery through crystallization of hydroxyapatite using xonotlite as seed cry
Xonotlite was synthesized and tested for phosphate removal and recovery from synthetic solution in a batch mode. The eff......
Mechanism of low thermal conductivity of xonotlite-silica aerogel nanoporous super insulation materi
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The effect of Na+ ion concentration on the crystalline phase composition and morphology of xonotlite crystals prepared i......
A low cost thermal insulating material can be produced by compounding an active xonotlite slurry, fired-perlite, HOMO PA......
The difference between the systems of CaO-SiO2-H2O and CaO-SiO2-Al(OH)3-H2O, was studied, especially the effect of Al3+ ......
Mechanism of low thermal conductivity of xonotlite-silica aerogel nanoporous super insulation materi
In an effort to incorporate the low thermal conductivity of the silica aerogel and the superior structure strength of th......
FORMATION OF MICRO-POROUS SPHERICAL PARTICLES OF CALCIUM SILICATE (XONOTLITE) IN DYNAMIC HYDROTHERMA
Stirring during hydrothermal synthesis plays an important role in the formation of porous spherical xonotlite particles.......
Carbide slag was used as the calcareous materials for the first time to prepare xonotlite via dynamic hydrothermal synth......
Xonotlite was synthesized and tested for phosphate removal and recovery from synthetic solution in a batch mode. The eff......
本文采用非线性参数估计方法来确定硬硅钙石型微孔硅酸钙绝热材料的热扩散率.首先将绝热材料夹在两个金属片之间制成夹层结构试样,采......
研究了以天然石灰和天然粉石英为基本原料,添加了2CaO,SiO2对合成硬硅钙石型硅酸钙保温材料的影响,结果表明,随着2CaO,SiO2加入量的逐......
考察了几种锆类化合物添加剂对硬硅钙石形貌的影响.实验结果表明:锆英石和氧化锆作为添加剂时,硬硅钙石结晶不好,纤维结合紧密,形......
In order to improve the compressive strength of xonotlite, the pretreated quartz powder, slaked CaO, additive, deionized......
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利用动态水热合成工艺,用超声技术改性电石渣作钙质原料合成了硬硅钙石晶体。采用XRD和SEM对合成产物的矿物组成和微观形貌进行了分......
利用X射线衍射、扫描电镜等手段,对SiO2-CaO-H2O反应保温过程中产物的各种形态进行了研究。认为:硬硅钙石针状晶体是平衡反应的最终产物,在适当的温......
本文简要介绍了超轻质无石棉耐高温硅酸钙保温材料的生产技术和产品性能。...
用纳米级吸附材料硬硅钙石,对焦化废水的氨氮进行脱氮试验研究,结果表明,硬硅钙石对废水中氨氮的吸附平衡时间为180min,吸附等温线符合......
通过动态水热法合成出的球形硬硅钙石颗粒,具有很高的气孔率,使轻质硬硅钙石材料成为一种用途广泛的绝热保温材料.流体力学分析和......
研究了石灰CaO晶粒尺寸和消解速度对合成中空硬硅钙石二次粒子球的影响。CaO晶粒尺寸小,石灰消解速度快,CaO晶粒对合成硬硅鲁石晶体没有影响,但......
用中位粒径20μ的粗石和石灰石为原料,配制成CaO/SiO2摩尔比1.0,水固比20 的料浆,倒入3000L的反应釜内进行水热反应,反应温度197℃,时间3h,合成的晶体料浆经XRD、SEM和TEM检......
我国铸铝工业中所使用的转接板均为进口产品,为填补国内空白,采用廉价原料和简单工艺进行了硬硅钙石型转接板材料的试制。结果表明......
将具有中空结构的硬硅钙石二次粒子和具有纳米孔结构的SiO2气凝胶用真空复合技术将其制备成具有良好绝热性能的绝热材料。用此材料......
采用金红石型钛白粉和超轻硬硅钙石型硅酸钙为隔热功能填料,制备复合隔热外墙乳胶涂料。研究了钛白粉掺量和硬硅钙石掺量对涂层隔......
水晶的阶段作文和经由热水的合成在一个 CaO-SiO2-H2O 系统准备的 xonotlite 晶体的形态学上的 Na+ 离子集中的效果被分析。X光检......
A low cost thermal insulating material can be produced by compounding an active xonotlite slurry, fired-perlite, HOMO PA......
用XRD,SEM,BET等仪器和方法,重点研究了三种不同硅质原料,四种不同的石英粉及三种不同煅烧温度得到和生石灰对硬硅钙石料浆合成过程中晶粒生长的......
采用晶体与非晶态硅质原料,与氧化钙在高压釜中进行动态水热反应,合成晶须状硬硅钙石晶体,研究合成温度,保温时间等工艺参数对最终......
传统上制备结构中空硬硅钙石必须使用严格控制煅烧温度生成的石灰为原料。本文研究利用无严格控温石灰生成中空超轻硬硅钙石的可能......
分别采用熔融石英和石英粉作为硅质原料,氧化钙作为钙质原料,在高压反应釜中采用动态水热法合成硬硅钙石。研究了熔融石英和石英粉......
几种硅质原料被用于硬硅钙石二次粒子制备中.实验表明,在单纯使用非晶质硅质原料时,所生成硬硅钙石结晶发育差,由此形成的硬硅钙石......
在利用高纯度钙质、硅质原料合成硬硅钙石过程中分别加入少量的Sr(NO3)2,Mn(CH3COO)2·4H2O,ZrOC12·8H2O3种添加剂对硬硅......
利用粉石英和白炭黑作为硅质原料,采用动态水热法合成了硬硅钙石,成型后的制品体积质量分别为123kg/m^3和374 kg/m^3.硅质原料的反......
以苯丙乳液为成膜物质,添加以电石渣为原料动态水热合成的硬硅钙石为阻隔型隔热填料,可制备出具有良好隔热性能的外墙乳胶涂料。对......
综述了硬硅钙石材料制备的研究现状,重点对纳米硬硅钙石的制备方法、合成过程中的影响因素进行了分析。......
针对硬硅钙石水热反应历程研究中存在的分歧,以不同活性的石英粉和工业石灰为原料,在200℃保温条件下对此进行了研究。X射线衍射及SE......
本文讨论了动态水热合成生成的硅酸钙微孔球形颗粒合成工艺参数对形成球形颗粒的影响;反应物中SiO2和CaO的比例需保持1∶1,否则......
在窑炉、高温管道保温材料中,硬硅钙石型硅钙材料具有最佳性能价格比。作者采用活化工艺、使其容重降低,强度提高,耐性显著增长,文中对......
硬硅钙石质隔热材料具有体积密度小,隔热效果好的优点,是优良的保温隔热材料。本研究采用动态水热合成工艺制备硬硅酸钙粒子,研究......
The objective of the present work was to investigate the transition reaction of the calcium silicate hydrate tobermorite......
Synthesis and Structural Characterization of CSH-Phases in the Range of C/S = 0.41 - 1.66 at Tempera
Calcium-Silicate-Hydrate-phases (CSH-phases) are important binding agents of building materials. The synthesis of CSH ph......
利用TEM,SED和EDS方法,检测石英微粉表面非晶态层和厚度,估算出晶态二氧化硅所占的体积和质量百分含量,并着重研究石英微粉表面非结晶层水热反应......