Wet electronic chemical based on phenylazo naphthol-containing quaternary ammonium salt compound and application of wet electronic chemical

The structural general formula of the phenylazo naphthol-containing quaternary ammonium salt compound is as follows: # imgabs0. The phenylazo naphthol-containing quaternary ammonium salt compound is stable in structure and good in solubility, and can be used as a copper electroplating additive to be...

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Hauptverfasser: WANG FEI, XU QIANG, WANG LIMIN, DU KEXIN, ZHOU NAYUN, LI XUYANG, ZOU PEIKUN, ZHOU WENHAO, TAN WANGYANG, HAN JIANWEI, XIONG KEXIN, XIANG CHUNYU, FAN BINBIN, YUAN BO
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The structural general formula of the phenylazo naphthol-containing quaternary ammonium salt compound is as follows: # imgabs0. The phenylazo naphthol-containing quaternary ammonium salt compound is stable in structure and good in solubility, and can be used as a copper electroplating additive to be dissolved in a copper electroplating solution system; due to the large conjugate pi bond and the electron deficiency property of N positive ions, the material can be adsorbed on the surface of a copper layer more easily; and due to relatively large planarity, the N center can more effectively inhibit the deposition of copper ions, and can be used as an electroplating leveling additive to be applied to industrial copper electroplating. 本发明公开了一种含苯基偶氮萘酚季铵盐类化合物,结构通式如下所示:#imgabs0#本发明化合物结构稳定,溶解性好,可作为电镀铜添加剂溶于电镀铜溶液体系;其具有的大共轭π健、N正离子的缺电子性使其更易吸附在铜层的表面;较大的平面性、N正中心可以更有效地抑制铜离子的沉积,可以作为电镀整平添加剂应用于工业化电镀铜。