Brief Introduction the process, principles and operation that recovery in Daqing Petrochemical acrylic sodium thiocyanate from wastewater. 简要介绍了大庆石化腈纶厂回收污水中硫氰酸钠的工艺流程、原理及操作。
Chemical reagent Sodium thiocyanate GB/T1268-1998化学试剂硫氰酸钠
Research was performed aiming at the low recovery rate of the waste recovery system and the high pH, high sulphate and high NVI ( non-volatile impurities) in the sodium thiocyanate product. 本项目针对大庆石化公司腈纶厂污水回收系统存在的硫氰酸钠回收率低、硫氰酸钠产品的pH、硫酸根和NVI(非挥发性杂质)含量等指标过高的问题开展研究。
A method of determination of the formates in sodium thiocyanate solvents is described. 本文叙述硫氰酸钠溶剂中甲酸钠的测定方法。
This paper discusses the performance of a periodic ammonia& sodium thiocyanate solar energy absorption refrigeration cycle. 本文探讨了硫氰酸钠&氨太阳能间歇吸收制冷循环的性能。
The sodium thiocyanate ( NaSCN) solution was subjected to impurity removal and decolourization with YC-207 resin according to ion retardant principle, which had the advantages of high recovery ratio, satisfied purification effect and low cost. 根据离子阻滞法原理,应用YC-207树脂对腈纶溶剂硫氰酸钠溶液进行除杂脱色。
The purification technology of sodium thiocyanate solvent for polyacrylonitrile fiber industry 腈纶工业中硫氰酸钠溶剂的净化技术
Purification of sodium thiocyanate by membrane 膜分离法净化硫氰酸钠
Study on Ionic Conductivity of a New Type of Superionic Conductor Polyethylene Oxide Network Complexes with Sodium Thiocyanate 一种新型的超离子导体(聚氧乙烯交联网络&硫***体系)电导的研究
Recovery of Sodium Thiocyanate from Desulfuration Liquid of Tannin Extract 从栲胶脱硫液中提取硫氰酸钠复合栲胶脱硫工艺的优化
More than 600 tons of sodium thiocyanate was consumed every year in the Acrylic Fiber Plant of Daqing Petrochemical Company, which was the average level among the national craft brothers. 大庆石化公司腈纶厂每年消耗硫氰酸钠600余吨,在全国同行业中处于中游水平。
Discussion of whitening process of PAN fiber by sodium thiocyanate wet spinning 硫氢酸钠湿法腈纶增白工艺探讨
Determination of sodium Methylallyl sulfonate in sodium thiocyanate solvent 硫氰酸钠溶剂中甲基丙烯磺酸钠的测定
The whitening process was performed on PAN fiber produced by sodium thiocyanate wet spinning. The effects of the main whitening conditions on whitening effect were discussed. 对硫氢酸钠湿法二步法腈纶进行增白,探讨了主要增白工艺条件对增白效果的影响。
Development of high-moisture absorption PAN fiber via sodium thiocyanate method 硫氰酸钠法高吸湿腈纶的研制
Research for Quality of the Commercial Sodium Thiocyanate& Part ⅰ: Discovery of the influence of sodium formate in sodium thiocyanate on acrylonitrile polymerization; Determination of sodium formate content in sodium thiocyanate 工业硫氰酸钠质量的研究第一报:硫氰酸钠中甲酸钠对丙烯腈聚合影响的发现及其含量的测定
The concentration of sodium thiocyanate is 40% in the reaction solution. 反应混合液中硫氰酸钠的浓度为40%。
Sodium chloride, sodium sulfate, potassium chloride, potassium sulfate, sodium thiocyanate and potassium thiocyanate was studied on the recovery of protamine. 并研究了无机盐氯化钠、硫酸钠、氯化钾、硫酸钾、硫氰酸钠以及硫氰酸钾六种溶液对从复合物中回收鱼精蛋白的影响。