Abstract: The methods to determine the chrome content of waste liquor of modified two-bath chrome tanning process were studied by chemical analysis. 文摘:研究了变型二浴法的鞣制废液中,铬含量测定的化学分析方法。
Removing Ferric Compound from Chromium and Chromate Residue for Producing Chrome Tanning Agent 铬酸铬渣生产铬鞣剂过程中除铁研究
The presented work deals with the application of chrome cake to prepare chrome tanning liquors. 本文研究工作主要是关于用铬饼制备铬鞣液及其应用。
The status, the main problems and their solutions of chrome tanning and chrome-free tanning were reviewed. 综述了铬鞣及无铬鞣现状;分析了这两类鞣法存在的主要问题及解决问题的方向。
The multiple aldehyde acids were used to decrease the chrome content of the tannery wastewater in chrome tanning process. 研究了在铬鞣过程中,应用多元醛酸帮助减少铬鞣废液中的残留铬含量。
Crosslinking and automatic basifying agent for chrome tanning 铬鞣交联自动提碱剂
Research on Treating Chrome Tanning Effluent Based on the Principle of Complexation Reaction 利用配位反应原理处理铬鞣废液的探讨
Several kinds of inorganic/ organic complex flocculents were studied for chrome tanning waste water treatment. 研究了几种无机、有机絮凝剂和4种无机/有机复合絮凝剂对铬鞣废水的处理效果。
This paper introduces some methods for recovering chromium from chrome tanning waste water, compares the merits and demerits of these methods, and analyses their economic benefit. 文章介绍了回收铬鞣液中铬的几种方法,并对这几种方法的优缺点及其经济效益进行了分析比较。
The method for the separation and determination of trace Cr(ⅵ) in chrome tanning agents is researched. 研究了铬鞣剂中可能存在的微量六价铬的分离和测定方法。
The Effects of Additive on Chrome Tanning Powder 铬鞣粉剂中添加剂对其铬含量和碱度的影响
Applied experiment shows: MS aids not only have marked function crosslinking and chromium absorbing in chrome tanning process, but also have good effect of fatliquoring and making leather fibre soft. 经工艺应用试验表明:MS助剂不仅对铬鞣过程有明显的交联吸铬作用,而且对革纤维有良好的加脂助软效果。
Study on the Synthesis and Application of High Exhaustion Chrome Tanning Auxiliaries 高吸收铬鞣助剂的合成及应用研究
Study on the method of trace Cr(ⅵ) determination in chrome tanning agents 铬鞣剂中微量六价铬测定方法的研究
Some Technical and Quality Problems during Producing Chrome Tanning Suede Splits from Cattle Hide 铬鞣黄牛二层绒面革生产中的若干技术和质量问题
Study on the Combination Tannage of Zirconium Tanning with Used Chrome Tanning Liquor Retanning 锆鞣与利用铬鞣废液复鞣的结合鞣工艺研究
Studying on Recovery Chromic Sulfate from Chrome Tanning Wastewater 从铬鞣废水中回收硫酸铬技术的研究
In this paper, the reduction superiority of the chrome tanning liquor with the chrome-tanned shavings was introduced, and the chrome shavings-reduced chrome tanning liquor was prepared by this technique. 本文介绍了废铬革屑还原铬鞣液的优越性,并用该技术制得了废铬革屑还原铬鞣液。
A new method was proposed for determining trace chromium(ⅵ) in chrome tanning agents by automatic metal elements analyzer. 提出了自动参比流动注射法,对铬鞣剂中的痕量Cr(Ⅵ)的测定。
Except for lower grain strength modified two-bath chrome tanning possesses better physical mechanical properties than general chrome tanning does. 从常规铬鞣与变型二浴铬鞣对比表明,除粒面强度较低外,后者有较好的物理机械性能。
Two kinds of polymer chrome tanning auxiliaries ECPA and OXD-I were prepared. 本论文研究工作分三部分,在第一部分中,制备了两种高吸收铬鞣助剂ECPA和OXD。
Choosing and application of the complex flocculent in treating chrome tanning waste water 复合絮凝剂的选配及其在处理铬鞣废水中的应用
Mechanism of No-pickling Chrome Tannage and Its Related Problem THE APPLICATION OF PHTHALIC ANHYDRIDE IN LESS CHROME TANNING 不浸酸铬鞣机理及其相关问题研究苯酐在低铬鞣制中的应用
Application Study on Technology of CO_ 2-Supercritical Fluid in Chrome Tanning CO2超临界流体技术在制革铬鞣中的应用研究
Study on the toxicity of sodium chloride and chrome tanning agent on anaerobic microbe 氯化钠和铬鞣剂对厌氧微生物毒性的研究
Recovery of chromium in chrome plating wastewater and application in chrome tanning 镀铬废水中铬的回收及在铬鞣中的应用
Some technical and quality problems during making chrome tanning suede splits from cattle hide in Wenzhou district were pointed out, the causes were analyzed, and then the improving measures were brought forward. 指出了温州地区铬鞣黄牛二层绒面革生产中存在的若干技术、质量问题,分析了原因,并提出了改进措施。
A New Preparation Way of Chrome Tanning Agent by Reduction of Waste Chrome Shavings 废铬革屑还原铬鞣液制备新方法的研究
Studies on The Effects of Acidifying and Heating on Used Chrome Tanning Liquor 加酸和加热对铬鞣废液影响的研究
Study on the technology of treatment and utilization in chrome tanning liquid waste 铬鞣废液的治理和利用技术研究