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.
简要介绍了三氧硫
和
工艺及管式
反应器,举例说明了气体三氧
硫连续生产十二烷基苯
酸和
法生产对氨基苯
酸钠的工艺
程。
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.
简要介绍了三氧硫
和
工艺及管式
反应器,举例说明了气体三氧
硫连续生产十二烷基苯
酸和
法生产对氨基苯
酸钠的工艺
程。
SO3生产经常会出现这样的问题.即
器的结焦处理及标定。
The production of SO3 sulfonation is in common present a problem, that is coking disposal and demarcate of the sulfonator.
The recent developments in conventional synthesis of naphthol are summarized, including sulfonation alkali-fusion, via isopropyl naphthalene, hydrolysis, via tetrahydronaphthalene.
摘要简述了近年来一元萘酚传统合成技术的发展,包括法、异丙萘法、水解法、四氢
萘法。
The progress in lignin chemical modification was reviewed as well,including sulfonation,oxidation,graft copolymerization,condensation reaction,Mannich reaction,alkylation,hydroxyalkylation,etc.
并综述了木质素在反应、氧
反应、接枝共聚反应、缩合反应、曼尼希反应、烷基
反应、羟烷基
反应等
学改性反应中的研究进展。
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