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- isobutylene pyrocatechol 异丁烯邻苯二酚
- Pyrocatechol is one of the important fine chemical intermedium. 邻苯二酚是一种重要的精细化工中间体。
- TKL-03:Using chlorinated isobutylene rubber for pasting-up. TKL-03型：采用氯化聚异丁烯橡胶做粘结剂。
- The pyrocatechol's price (99%) is 36500 yuan per ton. 含量99%25的邻苯二酚市场售价约为36500元/吨。
- Several main methods for producing isobutylene were introduced,and a economic comparison between them was made. 介绍了当前异丁烯的几种主要生产方法，并对其作了经济比较。
- Ionic polymerization of isobutylene was carried out by using F-K acid as a catalyst. 采用络合F-K酸作引发剂进行异丁烯阳离子聚合。
- The synthesis of 1,2-dimethoxybenzene from chloromethane combined with pyrocatechol is introduced in this paper. 本文介绍了以氯甲烷和邻苯二酚为原料合成1,2-二甲氧基苯的方法。
- The synthesis of 1,2-dimethoxybenzene from chloromethane combined with pyrocatechol is introduced in this artcile. 本文介绍了以氯甲烷和邻苯二酚为原料合成1,2-二甲氧基苯的方法。
- The synthesis,application and the further of isobutylene diurea are introduced in the paper. 介绍了异丁叉二脲的合成方法、应用及在我国的开发应用前景。
- The synthesis of 1,2-dimethoxybenzene from chloromethane combined with pyrocatechol was introduced in this article. 介绍了以氯甲烷和邻苯二酚为原料合成邻苯二甲醚的方法。
- Treatment of waste water containing pyrocatechol catalyzed by horseradish peroxidase(HRP) was studied. 研究了用辣根过氧化物酶催化处理邻苯二酚废水的效果。
- The production and consumption situation of pyrocatechol were analysed in country and abroad. 分析了国内外邻苯二酚生产和消费状况。
- The synthetic process of 2,4di?tert?butylphenol was studied in a batch reactor, while isobutylene was used as alkylating agent. 以异丁烯为烷化剂 ,在间歇反应釜中研究了苯酚烷基化反应合成 2 ,4二叔丁基苯酚的反应工艺。
- The inhibition of pyrocatechol on sulfite oxidation was investigated by oxygen removal and air oxidation tests. 通过除氧试验和空气氧化试验，研究了焦儿茶酚对亚硫酸盐自动氧化的阻滞作用。
- Market prospect and production methods for pyrocatechol and hydroquinone are reviewed. 概述邻苯二酚、对苯二酚的市场前景、生产方法。
- Extract residues (coal), light oil alk., acid ext., Friedel-Crafts reaction products with isobutylene;Extract residues(coal),light oil alk.,acid ext. 名称 煤炭提取残余物-轻组分烷烃油-酸性提取物与异丙烯的F-C的反应产物;
- Selective oxidation of isobutylene to methacrolein is a key step of the isobutylene method for methyl methacrylate production. 异丁烯选择氧化制备甲基丙烯醛是异丁烯法制备甲基丙烯酸甲酯的关键步骤。
- The results showed that the roselle calyx pigment was a kind of anthocyanin with pyrocatechol and pyrogallol hydroxyl, as well as had glucose and xylose glycoside. 结果表明:玫瑰茄红色素属于花青甙类色素,有邻二酚羟基或邻三酚羟基,含有葡萄糖和木糖两种糖苷。
- This paper reviewed the progresses of the technologies and catalysts used for producing isobutylene through MTBE cracking. 论述了MTBE裂解制异丁烯所用催化剂的研究进展，介绍了工艺过程及有关的技术。
- Tyrosine phenol lyase(TPL) is a key enzymewhich could catalyze the biosynthesis of L-DOPA from pyrocatechol, sodium pyruvate andammonia. 酪氨酸酚裂解酶(tyrosine phenol-lyase, TPL)是生物合成左旋多巴的重要酶。 该酶可以催化邻苯二酚、丙酮酸钠和氨合成左旋多巴。
