木质素磺酸
- 网络lignosulphonate;lignosulfonic acid
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通过水化热,SEM,DTA等测试方法研究了木质素磺酸钙(CL)-碳酸氢钠(SB)复合外加刺对粉煤灰水泥水化放热的影响及机理。
Influence of calcium lignosulphonate ( CL ) - sodium bicarbonate ( SB ) on the hydration heat evolved rate of fly ash cement and its mechanism are investigated by the measurement of hydration heat evolved rate , SEM , DTA etc.
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改性木质素磺酸钙制备高效减水剂的应用研究
Study on the Application of superplasticizer Made from modified Calcium Lignosulphonate
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木质素磺酸钠的溶解性与pH值的关系
Relationship between the solubility of sodium lignosulfonate and pH volue in the solution
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木质素磺酸钠及Fe(Ⅲ)-EDTA复合脱硫剂吸收H2S动力学
Kinetics of Hydrogen Sulfide Absorption in Aqueous Sodium Lignosulfonate and Fe (ⅲ) - EDTA Solution
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气体流量越大,木质素磺酸钠的初始浓度越低,速率常数K越大,降解效果越好。
Rate constant ( K ) of degradation increases with increasing the gas flow rate or decreasing the initial sodium lignosulfonate concentration .
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MAH增容聚苯乙烯/木质素磺酸钙复合体系研究
Effect of MAH on the Compatibility of Polystyrene / Lignosulfonate Composites
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以可再生资源木质素磺酸钙和聚乙烯醇(PVA)为基料制备力学性能良好的木质素/PVA复合膜。
With reproducible calcium lignosulfonate and PVA as primary material , the film of good mechanical properties was synthesized .
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傅立叶红外光谱(FTIR)分析结果表明,改性以后木质素磺酸钠的活性基团增加,表面活性提高。
It has been showed by FTIR that the activated function groups of modified sodium lignosulphonates have been much increased .
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采用改性木质素磺酸钠处理玉米加工废水,COD去除率达到50%以上。
Wastewater come from corn processing was treated by modified lignin sulfonate and the rate of removal of COD reached 50 % or more .
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文章认为,由木质素磺酸钙的升温DSC曲线可以大致了解其热历史其中SP-FF阳离子交换柱吸附目的蛋白效果最
It was also suggested that the heat history of calcium lignosulfonate could be deduced from its heated DSC curves . The protein could hold
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结果表明,适宜的干燥方法为自然干燥法,时间为24h。筛选到适宜的润湿分散剂为木质素磺酸钠,添加此助剂后样品的悬浮率最大可达50.27%。
The results showed that the proper drying method was natural drying , time was 24h . The suitable wetting dispersing agent was sodium lignin sulfonate .
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研究了掺加木质素磺酸钙(calciumlignosulfonate,CLS)后水泥净浆体系的水化速度、水化产物生成量,以及硬化水泥石的微观结构及孔隙结构的变化。
Hydration rates and hydration products of cement paste , microstructures and pore structures of hydrated cement blended with calcium lignosulfonate ( CLS ) were studied .
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研究了木质素磺酸钙(简称木钙,CLS)的浓度、溶液中钙离子(Ca2+)浓度及pH值等因素对其络合性能的影响。
The influences of calcium lignosulfonate ( CLS ) concentration , calcium ion ( Ca ~ ( 2 + )) concentration and pH value of solution on the complexation property of CLS were studied systemically .
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结果表明:制浆时,不同煤化程度的煤对应的NSF具有不同的最佳缩合度值,添加木质素磺酸钠可有效地提高添加剂NSF的效能。
The results show that the optimal condensation degree of NSF varied with the coal ranks , and the function of NSF can be effectively improved by combining with lignosulfonate .
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研究了木质素磺酸钠(简称木钠)对水煤浆流变行为的影响,包括木钠的浓度和分子量、浆体温度、pH值及木钠与NDF在预剪切条件下的流变性能。
The influences of adding the sodium lignosulfonate ( LS ) on the rheological characteristics of coal-water suspension were investigated , including the effects of LS concentration , different molecular mass , suspension temperature , suspension pH and the rheological characteristics comparison of LS and NDF .
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以木质素磺酸钠为原料,通过磺化缩聚法合成一种木质素系水煤浆分散剂(GCL3S)。
By sulfonation and fasculation reaction , sodium lignin sulfonate was modified as a dispersant ( GCL3S ) of coal water slurry ( CWS ) .
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本文研究了分散深蓝HGL(C.I.分散蓝79)染料用木质素磺酸钠LignosolD-30为分散剂时高温染色过程中的化学稳定性。
The chemical stability of Disperse Navy Blue HGL ( C. I. Disperse Blue 79 ) during the high-temperature dyeing process has been studied , when sodium lignin sulfonate ( Lignosol D-30 ) is used as a dispersing agent .
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通过氧化反应制备了改性木质素磺酸镁(MML)缓蚀剂,失重法测定其对20碳钢的缓蚀率可达75%,并且随运行浓度的升高而增大;
A new corrosion inhibitor , which is called modified magnesium lignosulfonate ( MML ), is modified from ML by oxidation reaction . Its corrosion inhibition ratio to 20 ~ # carbon steel determined by weight-loss method reaches 75 % , and increases by the increase of running concentration .
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木质素磺酸镁的改性及其对水泥的减水性能研究
Modification of Magnesium Lignosulfonate and Its Performance of Water-Reduction on Cement
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木质素磺酸钙-聚丙烯酰胺复合冻胶堵剂
Complex gelling agent from calcium lignosulfonate and polyacrylamide for water shutoff
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探讨了木质素磺酸钠接枝聚合物絮凝能力。
The flocculation ability to grafting polymer of lignosulfonate was discussed .
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木质素磺酸钙对硬化水泥抗压强度的影响
Influence of Calcium Lignosulfonate on the Compressive Strength of Hydrated Cement
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改性木质素磺酸盐水煤浆添加剂的性能研究
Performance study on coal water mixture additives with modified lignin sulfonate
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壳聚糖/木质素磺酸钠制备阿维菌素微胶囊及其性能研究
Preparation and Properties of Avermectin Loaded Chitosan / Sodium Lignosulfonate Microcapsules
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木质素磺酸钠缓蚀、阻垢性能的研究
Study of the corrosion inhibition and scale inhibition of sodium lignosulfonate
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用麦草木质素磺酸钠制备凝胶堵剂
Preparation of gelling plugging agent with wheat straw sodium lignosulfonate
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木质素磺酸钙在柔性喷层中的应用
Application of calcium lignin sulfonate in flexible layer of shotcrete
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改性木质素磺酸钠对水煤浆成浆性能的影响
Modified Lignosulfonate Affected to Slurry Performance of Coal Water Mixture
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介质阻挡放电氧化降解木质素磺酸钠的动力学研究
Kinetics of sodium lignosulfonate oxidation degradation by dielectric barrier discharges
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不同种类木质素磺酸钠对制备二甲戊灵微胶囊性能的影响
Effect of Sodium Lignosulphonate on the Performance of Pendimethalin Microcapsules