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- A water dispersive alkyds resin was prepared by using fatty oil,phthalic anhydride,trimellitic anhydride and trimethylolpropane as major materials. 以脂肪油、邻苯二甲酸酐、偏苯三酸酐和三羟甲基丙烷为主要原料合成了水分散性醇酸树脂。
- Three methods for trimellitic anhydride production including MGC,nitric aid oxidation,and liquid phase oxidation by air were compared. 比较了生产偏苯三酸酐的3种方法:芳香醛水溶液空气氧化(MGC)法、硝酸氧化法和液相空气氧化法。
- A new production technology of high-quality trimellitic anhydride with the liquid-phase air-oxidation from 1,2,4-trimethylbenzene was developed. 偏苯三酸酐的生产方法主要有偏三甲苯气相空气氧化法、偏三甲苯液相硝酸氧化法、偏三甲苯液相空气氧化法和间二甲苯甲醛液相空气氧化法。
- Three 5(6)-carboxyl fluoresceines were obtained from trimellitic anhydride and resorcinol derivatives using methylsulphonic acid as catalyst.And its isomer separation was studied. 以偏苯三酸酐和取代间苯二酚为原料,以甲基磺酸为催化剂缩合制备了三种5(6)-羧基荧光素,并对其进行了异构体分离研究。
- This study focused on the recovery of aromatic polycarboxylic acids from the mother liquor of manufacturing trimellitic anhydride and it's application for making mixed plastifier. 本研究对生产偏酐所产生的母液中含有的芳香族羧酸加以回收,用于生产混合酯增塑剂。
- Manufacture process, application and current situation of trimellitic anhydride at home and abroad were introduced. The economic benefit of trimellitic anhydride was also analyzed. 介绍了偏苯三酸酐的国内外生产现状、生产工艺和应用前景,并分析了偏苯三酸酐产品的经济效益。
- A review with 58 refs on the application of trimellitic anhydride and pyromellitie dianhydride to the coating for electric insulation,heat resistance,corrosrion resistance,and so on. 介绍了偏苯三甲酸酐与均苯四甲酸二酐在电绝缘、耐热、防腐蚀等涂料上的应用。
- Market Analysis of Trimellitic Anhydride at Home and Aborad 偏苯三酸酐的国内外市场分析
- Keywords trimellitic anhydride;pseudocumene;gas-phase oxidation; 偏苯三甲酸酐;偏三甲苯;气相氧化;
- Synthesis of 4-methacryloxyproply trimellitate anhydride(4-MPTA)and application of 4-MPTA to dental bonding agent were reported. 报道了一种新型牙科粘接性偶联剂-4-甲基丙烯酸氧丙基偏苯三酸酐酯(4-MPTA)的合成及其在牙科粘接剂中的应用。
- Keywords Trimellitic Anhydride;m-xylene;Aromatic Aldehyde;Formylation;Oxidation; 偏苯三酸酐;间二甲苯;芳香醛;甲酰化;氧化;
- Keywords trimellitic anhydride;1;2;4-trimethylbenzene;unit consumption;clean production; 偏苯三酸酐;偏三甲苯;单耗;清洁生产;
- 4-methacryloyloxyethyl trimellitate anhydride 4-甲基丙烯酰乙氧基苯三酸酐
- trimellitic anhydride 1,2,4- [化] 苯三酸酐
- Trimellitic anhydride fumes 偏苯三酸酐雾
- trimellitic anhydride chloride 偏苯三酸酐酰氯
- trimellitic anhydride 偏苯三酸酐
- trimellitic anhydrid 偏苯三酸酐
- Keywords tri (2-ethylhexyl) trimellitate;esterifieation reaction;trimellitic anhydride;plasticizer;nonacid catalyst; 偏苯三甲酸三(2-乙基己)酯;酯化反应;偏苯三甲酸酐;增塑剂;非酸催化剂;
- Influence of pH on Yield of DPT Prepared Without Acetic Anhydride. 非醋酐法合成DPT与pH值的关系