pyromellitic acid [有化] 苯均四酸 ; 均苯四甲酸 ; 均苯四酸
Pyromellitic dianhydride 苯四甲酸二酐 ; 均苯四酸二酐 ; 均苯四甲酸酐
Pyromellitic diimide 均苯四甲酸二酰亚胺 ; 均苯四甲酸二胺
Equipments for Pyromellitic Dianhy 均酐装置
Pyromellitic acid hydrate 苯均四酸
pyromellitic ester 均苯四酸酯
pyromellitic dianhyride 均苯四甲酸二酐
pyromellitic dianhydr 焦性密石酸酐
pyromellitic acid dianhydride 均苯四酸二酐 ; 均苯四甲酸二酐
PYROMELLITIC DIIMIDE 97 均苯四甲酸二胺
Pyromellitic Dinahydride Anhydride; Gravity Heat Pipe Heat Exchanger; Application;
均苯四甲酸二酐； 重力热管换热器； 应用；
The pyromellitic dianhydride has particle properties not causing plugging, etc. during its transportation, storage and use.
该均苯四甲酸二酐具有在运输、储存和使用期间不会引起堵塞等的粒子性 质。
Transitional metal complexes of pyromellitic acid were synthesized by homogeneous precipitation method, and characterized by TG, element analysis and FTIR.
用均匀沉淀法合成了均苯四甲酸过渡金属配合物。
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