Invention Application
US20120118750A1 COMPOSITION FOR METAL PLATING COMPRISING SUPPRESSING AGENT FOR VOID FREE SUBMICRON FEATURE FILLING 有权
金属镀层组合物,用于无电离子特征填充的包含抑制剂

COMPOSITION FOR METAL PLATING COMPRISING SUPPRESSING AGENT FOR VOID FREE SUBMICRON FEATURE FILLING
Abstract:
A composition comprising at least one source of metal ions and at least one additive obtainable by reacting a poly-hydric alcohol comprising at least 5 hydroxyl functional groups with at least a first alkylene oxide and a second alkylene oxide from a mixture of the first alkylene oxide and the second alkylene oxide or a third alkylene oxide, a second alkylene oxide, and a first alkylene oxide in aforesaid sequence, the third alkylene oxide having a longer alkyl chain than the second alkylene oxide and the second alkylene oxide having a longer alkyl chain than the first alkylene oxide.
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