1.
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
2.
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
3.
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
4.
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
5.
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
6.
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
7.
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
8.
A Synthetic Method of Di-octyl-di-tridecyl Pyromellitate
均苯四甲酸·异辛酯·十三酯的合成
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.
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
11.
Study on Synthesization of Tetra-2-ethylhexyl Pyromellitate Catalyzed by Solid Superacid;
固体超强酸催化合成均苯四甲酸四异辛酯的研究
12.
The organic compounds are mainly benzoic acid anhydride, benzophenone, and so on.
生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、苯甲酮等.
13.
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
14.
Study of the Condensation Reaction between 4-Hydrpxy benzaldehyde and Acetic Anhydride
对羟基苯甲醛与乙酸酐缩合反应的研究
15.
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
16.
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
17.
tetramethyl-p-phenylenylendiamine hydrochloride
四甲基对苯二胺盐酸盐
18.
SYNTHESIS OF 1,2,4,5-TETRAMETHYLBENZENE BY ALKYLATION OF 1,2,4-TRIMETHYLBENZENE WITH METHANOL
偏三甲苯甲醇烷基化制备均四甲苯的工艺研究