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- The sulfonation technology of the liquid sulfur trioxide was also reviewed. 对液体三氧化硫磺化技术的特点进行了概述。
- This paper described the technique of the sulfonation using the liquid sulfur trioxide as a sulfonating agent. 叙述了用液体三氧化硫作为磺化助剂的磺化技术,同时指出了该项技术的优缺点。
- Abstract: This paper described the technique of the sulfonation using the liquid sulfur trioxide as a sulfonating agent.The advantages and disadvantages by using this process were pointed out. 叙述了用液体三氧化硫作为磺化助剂的磺化技术，同时，指出了该项技术的优缺点。
- This paper described the technique of the sulfonation using the liquid sulfur trioxide as a sulfonating agent.The advantages and disadvantages by using this process were pointed out. 叙述了用液体三氧化硫作为磺化助剂的磺化技术,同时指出了该项技术的优缺点。
- liquid sulfur trioxide 液体SO3
- Sulfur oxides: sulfur dioxide (SO2), sulfur trioxide (SO3). 硫氧化物：二氧化硫（ SO2的） ，三氧化硫（ SO3的） 。
- A corrosive solution of sulfur trioxide in sulfuric acid. 发烟硫酸含三氧化硫酸的一种腐蚀性溶液
- The research and development of Chinese sulfur trioxide sulfonation technology is reviewed. 对我国三氧化硫磺化技术的研究开发进行了回顾。
- This paper introduces the theoritical sulfur trioxide sulfonation model of the world. 介绍世界各国的三氧化硫磺化的机理模型，并对假定条件及预报能力进行必要的比较。
- Main product include Glyoxal (SSGLAM),Dimethyl sulfate,Sulfuric Acid (industrial grade),65%Fuming Sulfuric Acids,Sulfur Trioxide Liquid,Ammonium Bisulfite etc. 上硫化工有限公司--乙二醛,硫酸,硫酸二甲酯,亚硫酸氢铵,65%25发烟硫酸,液体三氧化硫
- The new toluene sulforation technology and the structure of the jetting loop sulfonation reactors of the gaseous sulfur trioxide were presented. 主要介绍了气相三氧化硫甲苯磺化新工艺及喷射环流磺化反应器的结构。
- Advances in applications and technology for sulfonation using sulfur trioxide in manufacturing dye intermediates are reviewed. 综述了三氧化硫磺化在染料中间体生产中的应用和技术进展。
- The new toluene sulforation tcehnology and the structure off the jetting loop sulfonation reactors of the gaseous sulfur trioxide were presented. 主要介绍了气相三氧化硫甲苯磺化新工艺及喷射环流磺化反应器的结构。
- Technologies for sulfonation including using sulfur trioxide as sulfonating agent and baking process and the sulfonation equipment such as tubular sulfonator as well are briefed. 简要介绍了三氧化硫磺化和烘焙磺化工艺及管式磺化反应器,举例说明了气体三氧化硫连续生产十二烷基苯磺酸和烘焙磺化法生产对氨基苯磺酸钠的工艺过程。
- Pyridine can react with halogens,nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper. 吡啶可以和卤素、硝基四氟化硼盐、三氧化硫、硼烷及三氧化铬反应，形成一些有用的有机试剂。
- It is feasible that fuming sulfuric acid sulfonating technology is substituted by sulfur trioxide sulfonating technology. 用三氧化硫磺化工艺替代发烟硫酸磺化工艺是可行的。
- liquid sulfur dioxide benzene process 液态二氧化硫 苯抽提过程
- liquid sulfur dioxide extraction process 液态二氧化硫抽提过程
- liquid sulfur dioxide-benzene process 苯液体二氧化硫法
