負極電極複合材料、其製法及使用其之電化學裝置Composite Material For Negative Electrode, Method For Fabricating the Same and Electrochemical Device Using the Same

專利類型

發明

專利國別 (專利申請國家)

美國

專利申請案號

12/910,247

專利證號

US 8,486,563 B2

專利獲證名稱

負極電極複合材料、其製法及使用其之電化學裝置Composite Material For Negative Electrode, Method For Fabricating the Same and Electrochemical Device Using the Same

專利所屬機關 (申請機關)

國立清華大學

獲證日期

2013/07/16

技術說明

本發明係有關於一種負極電極複合材料，包括：複數個鐵氧化物粒子；以及一導電助劑，其係選自由銅、鈷、鎳、錫、銻、鉍、銦、銀、金、鉛、鎘、碳黑、石墨、銅鹽、鈷鹽、鎳鹽、錫鹽、銻鹽、鉍鹽、銦鹽、銀鹽、金鹽、鉛鹽、鎘鹽、氫氧化銅、氫氧化鈷、氫氧化鎳、氫氧化錫、氫氧化銻、氫氧化鉍、氫氧化銦、氫氧化銀、氫氧化金、氫氧化鉛、氫氧化鎘及其組合所組成之群組。本發明之負極電極複合材料應用於電化學裝置時，可展現較佳之充放電特性及高電容量。此外，本發明亦提供上述負極電極複合材料之製備方法及使用其之電化學裝置。 The present invention relates to a composite material for a negative electrode, including: a plurality of iron oxide particles; and a conductivity improver, which is selected form the group consisting of copper, cobalt, nickel, tin, antimony, bismuth, indium, silver, gold, lead, cadmium, carbon black, graphite, copper salt, cobalt salt, nickel salt, tin salt, antimony salt, bismuth salt, indium salt, silver salt, gold salt, lead salt, cadmium salt, copper hydroxide, cobalt hydroxide, nickel hydroxide, stannic hydroxide, antimony hydroxide, bismuth hydroxide, indium hydroxide, silver hydroxide, gold hydroxide, lead hydroxide, cadmium hydroxide and the combination thereof. In the case of applying the composite material for a negative electrode according to the present invention in an electrochemical device, the improved charge/discharge characteristics and high capacity can be achieved.

備註

連絡單位 (專責單位/部門名稱)

智財技轉組

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03-5715131-62219

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