The spherical ligninbased cation exchange resin was prepared with calcium lignosulphonate as raw material in a cheap and non-toxic dispersing medium by reversed phase suspension polymerization. 以木素磺酸钙为原料,在一种价廉无毒的分散介质中通过反相悬浮聚合制备了球形木素基正离子交换树脂。
Studies on Interactions Between CWS Dispersants and Coals ⅷ Effect of Sodium Lignosulphonate on the Slurryability of Coal and CWS Rheological Behavior 水煤浆分散剂与煤之间的相互作用Ⅷ木质素磺酸钠对煤的成浆性与水煤浆流变特性的影响
Effect of Sodium Lignosulphonate on the Performance of Pendimethalin Microcapsules 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
A ferricyanidecathode microbial fuel cell ( MFC), using anaerobic activated sludge as inoculums, was constructed to investigate the lignosulphonate biodegradation and electricity generation. 以厌氧活性污泥为接种体构建铁氰化钾阴极微生物燃料电池(MFC),对木质素磺酸盐的降解及产电效果进行了研究。
The influence of humic acid, sodium lignosulphonate and new expander on electrochemical characteristics of lead electrode was studied by the cyclic vlotammetry technique. 对腐植酸、木素磺酸钠、新型膨胀剂影响铅电极的电化学行为及极板放电性能进行了研究。
A new type of compound organic expander composed of humic acid and lignosulphonate at the ratio of1 ∶ 1-3 has been tested. 通过对腐殖酸和木素磺酸盐进行复合试验,确定了其复合比例为1∶1~3。
SO_4~ ( 2-) extraction determined and setting time measurement of cements with various F~-contents show that F~-is a major factor affecting abnormal setting of Wusong slag cement added with calcium lignosulphonate. 通过化学和红外光谱分析,由SO4~(2-)溶出量和掺不同量F~-的水泥凝结时间表明,F~-是影响吴凇矿渣水泥掺木质素磺酸钙异常凝结的重要因素。
Study on making lignosulphonate sodium from papermaking black liquor 造纸黑液制取木素磺酸钠的实验研究
A additive for CWS was synthesized from sodium lignosulphonate and acrylic acid by graft copolymerization reaction under microwave irradiation in heterogeneous phases and using ammonium ceric nitrate as initiators. 研究在微波辐射条件下,利用木质素磺酸钠和丙烯酸在硝酸铈铵引发下进行非均相接枝共聚反应,合成接枝共聚物作为水煤浆添加剂。
The changes and stability of reactive oxygen species ( ROS) and their bonding mechanisms of laccase-treated wood fibers, lignin and salts of lignosulphonate respectively were determined by ESR. 利用电子自旋共振波谱技术(ESR)检测漆酶处理木材、漆酶活化木素及其磺酸盐的活性氧自由基(reactiveoxygenspecies,ROS)变化规律与稳定性规律,揭示其胶合机理。
Study on semi-hydrated gypsum made by iron-complexing lignosulphonate waste slag with FERROCHROME 利用铁铬木质素磺酸盐废渣生产半水石膏的研究
Molecular structure of sodium lignosulphonate from different materials and their properties as dispersant of coal water slurry 不同来源木质素磺酸钠的结构特征及用作水煤浆分散剂
ZL and lignosulphonate calcium all make the delaying time reach 9 hours. ZL和木钙均可将水泥稳定碎石的延迟碾压时间延长到9h。
In the circumstance of fixed water-binder ratio and cement pastes content, high range water-reducing agent could increase free shrinkage of mortars. Compared to control sample, free shrinkage of mortars with calcium lignosulphonate was more at early age, but it was less after 14 days. 在固定水胶比和水泥浆体量的情况下,与基准样相比,掺高效减水剂增大了砂浆自由收缩值,掺木钙增大了砂浆早期自由收缩值、降低了砂浆后期自由收缩值;
The SRA has better effect than lignosulphonate calcium as the forming retarded time is longer. 在延迟成型时间较长时,SRA起到的缓凝作用比木钙更明显。
In this paper, the function of each composition of negative expander is reviewed briefly, and the mechanism and application of organic expander lignosulphonate and humic acid are emphasised. 简述了现代负极膨胀剂各组成部分的功能,重点介绍了负极有机膨胀剂木素磺酸钠和腐植酸的作用机理及应用。
The influence of modified sodium lignosulphonate on the performance of negative electrode in lead-acid batteries 改性木钠对负极电极性能的影响
Primary study on the phenolic modification of sodium lignosulphonate 木质素磺酸钠的酚化改性初步研究
Study on the Application of superplasticizer Made from modified Calcium Lignosulphonate 改性木质素磺酸钙制备高效减水剂的应用研究
Study on corrosion-inhibition performances of calcium lignosulphonate of different relative molecular weights 不同分子质量木质素磺酸钙缓蚀性能研究
Experiment results showed the shearing strength values of the plywood bonded with laccase treated lignin or laccase treated ammonium could meet or exceed the requirement of ⅲ type plywood specified in national standard, but the one bonded with sodium lignosulphonate were unsatisfied. 结果表明,除漆酶木素磺酸钠胶合体系外,漆酶木素和漆酶木素磺酸铵的胶合体系的胶合板胶合强度均达到并超过国家Ⅲ类胶合板的要求。
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. 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。
The recycle of calcium lignosulphonate from pulped waste liquor in pulp industry has a dual significance whether from the perspective of energy use or environmental protection. 作为造纸废弃物的木质素磺酸钙,其再利用具有废弃物资源化利用和环境保护的双重意义。
The dispersion performance of the three kinds of dispersant ( sodiumhexametaphosphate, sodium silicate and calcium lignosulphonate) was also studied. 考察了三种分散剂(六偏磷酸钠,硅酸钠和木素磺酸钙)对矿泥的分散效果。