crude cresylic acid

Removal of acetic acid from crude terephthalic acid(CTA) by centrifugal washing,replacement washing and beating vacuum filtration with p-xylene or water as solvents was investigated.

以水为溶剂,比较了置换抽滤、打浆抽滤和离心过滤等洗涤方法脱除粗对苯二甲酸(CTA)滤饼中乙酸的效果。

Removal of organic sulfur from crude benzene over titanium silicalite using hydrogen peroxide;

钛硅分子筛催化氧化脱除粗苯中的有机硫化物

Development tendency of crude benzene in China during Eleventh Five-Year-Plan;

“十一五”期间我国粗苯市场发展趋势

The crude benzene hydrorefining process routes were described.

介绍了国内外粗苯精制的工艺技术路线,国外加氢精制主要工艺有:Axens法、Litol法、KK法;国内主要有:酸洗法、国产化加氢精制法。

Feasibility of producing BTX by crude benzol with light oil

焦化轻油配入粗苯生产三苯

The status quo and same questions about native crude benzol refining are described briefly.

简述了国内粗苯精制生产的现状与问题,重点介绍了现行硫酸精制工艺的改进技术、废酸处理利用技术,以及当代先进的粗苯加氢技术,如Litol法与K-K法。

Through analysing the production process of crude benzol without franctional condenser, factors influencing on the consumption of washing oil were found out,and ways to cutting down the consumption of crude benzol washing oil were also presented.

通过对无分凝器法生产粗苯工艺运行情况进行分析，找出了影响粗苯洗油消耗的因素，提出了降低粗苯洗油消耗的途径。

The Simulation and Study on the Crystallization Process of Crude Terephthalic Acid;

粗对苯二甲酸结晶过程的研究与模拟

Study on Solvent Washing Method for Purification of Terephthalic Acid;

溶剂洗涤法精制粗对苯二甲酸工艺研究

The obtained data can be used in the simulation of the multistage decompression evaporation crystallization process.

所得数据可以用于粗对苯二甲酸多级降压蒸发结晶过程的模拟。

Experimental Study and Simulation of Centrifugal Filtration Process for CTA Purification;

粗对苯二甲酸精制离心过滤洗涤过程的实验和模拟研究

diglycidyl terephthalate

对苯二甲酸二环氧丙脂

dimethyl-p-phenylenediamine dihydrochlorede

二甲基对苯二铵盐酸盐

polyethylene glycol terephthalate

聚对苯二甲酸乙二醇酯

ethylene terephthalate

对苯二甲酸乙二[醇]酯

dimethyl-p-phenylenediamine sulfate

二甲基对苯二胺硫酸盐

PDAP Poly(diallyl phthalate)

聚对苯二甲酸二烯丙酯

perylene sodium sulfonate

对苯二甲酸二甲酸磺酸钠

Aerobic Oxidation of p-xylene to Prepare p-toluic Acid and Terephthalic Acid Catalyzed by Metalloporphyrins;

金属卟啉催化空气氧化对二甲苯制备对甲基苯甲酸和对苯二甲酸

tetramethyl-p-phenylenylendiamine hydrochloride

四甲基对苯二胺盐酸盐

Catalytic Synthesis of Diallyl Phthalate by p-Methylbenezesulfonic Acida

对甲苯磺酸催化合成邻苯二甲酸二烯丙酯

Dacthal(dimethyl tetra chloroter ephthalate)

四氯代对苯二甲酸二甲酯

Preparation of Tterephthalic acid and Dimethyl Terephthalate with Waste Terylene Fiber

利用涤纶废丝制备对苯二甲酸和对苯二甲酸二甲酯

New Processes of DMT Manufacture from Waste PTA and Methanol

由废对苯二甲酸生产对苯二甲酸二甲酯的新工艺

Catalyzed Synthesis of Dibutyl Succinate by p-Toluene Sulfonic Acid;

对甲基苯磺酸催化合成丁二酸二丁酯