1.
Productive Process of PMDA by Air Phase Oxidation and Its Collecting Methods by Condensing Mode;
气相法均苯四甲酸二酐生产工艺及其冷凝态收集方法
2.
Pretreatment of high concentration pyromellitic dianhydride production wastewater by Fenton reagent
Fenton试剂预处理高浓度均苯四甲酸二酐生产废水的研究
3.
Study of 1,4-benzenediamine/4,4'-diamino Diphenyl/pyromellitic Dianhydride Polyimide Fiber;
对苯二胺/4，4'-二氨基二苯醚/均苯四酸二酐型聚酰亚胺纤维的研究
4.
Study of 1,4-benzenediamine/4,4 -diamino Diphenyl/pyromellitic Dianhydride Polyimide Fiber;
对苯二胺/4，4 -二氨基二苯醚/均苯四酸二酐型聚酰亚胺纤维的研究
5.
Study on the Optimal Conditions for Sublimate Crystallization Refining of Pyromellitic Dianhydride
均苯四酸二酐凝华结晶精制的最佳条件研究
6.
A New Method for Determination of Purity of 3,3′,4,4′-Biphenyl-tetracarboxylic Dianhydride
一种测定3,3′,4,4′-联苯四甲酸二酐纯度的新方法
7.
Adsorption Behavior of Pyromellitic Dianhydride-Modified Chitosan Microspheres for Pb~(2+) and Cd~(2+)
均苯四甲酸酐修饰壳聚糖微球对Pb~(2+)和Cd~(2+)的吸附
8.
Synthesis and characterization of poly(pyromellitic acid-dodecanediol) ester
聚均苯四甲酸十二烷二醇酯的合成及表征
9.
Suitable anhydrides for use in this process include phthalic, maleic, and succinic.
适用于本法的酸酐有苯二甲酸，马来酸及琥珀酸的酸酐。
10.
Study on Kinetics of Polyesterification of Phthalic Anhydride with Diethylene Glycol
邻苯二甲酸酐与二甘醇的聚酯化动力学研究
11.
tetramethyl-p-phenylenylendiamine hydrochloride
四甲基对苯二胺盐酸盐
12.
polyalkoxylated derivatives-determination of hydroxyl value-phthalic anhydride method
聚烷氧基化衍生物-羟值的测定-邻苯二甲酸酐法
13.
Determination of Chromium in Water Samples by Phthalic Anhydride-0.2% Diphenyl Carbazide-Ethyl Alcohol Spectrophotometry;
苯二甲酸酐——0.2%DPC——乙醇分光光度法测定水中铬
14.
Dacthal(dimethyl tetra chloroter ephthalate)
四氯代对苯二甲酸二甲酯
15.
Synthesis of cis,trans,cis 1,2,3,4Cyclobutanetetracarboxylic Dianhydride
顺,反,顺-1,2,3,4-环丁烷四甲酸二酐的合成研究
16.
Synthesis 1,4-bis[β-(p-phthalic anhydride)ethynyl]benzene via C-C coupling reaction
碳-碳偶合反应合成1,4-双[β-(p-邻苯二甲酸酐)乙炔基]苯
17.
Synthetise Research of Biphenyltetracarboxylic Dianhydried and Biphenyl-Polimide;
联苯四酸二酐异构体及联苯型聚酰亚胺的合成研究
18.
A Synthetic Method of Di-octyl-di-tridecyl Pyromellitate
均苯四甲酸·异辛酯·十三酯的合成