Li Jianjun
7 Papers
32 Citations
Li Jianjun is an academic researcher. The author has contributed to research in topics: Electrode & Hexamethylenetetramine. The author has an hindex of 3, co-authored 7 publications.
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Papers
Patent
Nickel cobalt oxide mesoporous microsphere and preparation method therefor
Jin Yuhong,Wang Li,He Xiangming,Shang Yuming,Li Jianjun,Gao Jian,Wang Yaowu,Liu Hengwei +7 more
- 21 Jan 2015
TL;DR: In this article, a preparation method for a nickel cobalt oxide mesoporous microsphere is described, which includes dissolving a cobalt salt and a nickel salt according to an amount of sub-substance ratio of 2: 1 in a mixed solvent of isopropanol and water to form a first solution; adding urea into the first solution and stirring to create a pink second solution; and adding the second solution into a hydrothermal reaction vessel for fully reacting and then cooling to obtain a pink solid phase product as a precursor; and performing heat treatment
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Patent
Preparation method of nickel cobalt oxide electrode material
Jin Yuhong,Wang Li,He Xiangming,Li Jianjun,Shang Yuming,Zhang Yufeng,Peng Zhao,Yanli Zhang,Gao Jian,Wang Yaowu +9 more
- 08 Apr 2015
TL;DR: In this article, a preparation method of a Ni1.5Co 1.5O4 electrode material is described, which comprises the following steps: providing a nickel salt, a cobalt salt, hexamethylenetetetramine, ethanol and water, wherein the mass ratio of the ethanol to the water is greater than 1:1 and less than or equal to 4:1.
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Patent
Electrode applied to electrochemical energy storage device and preparation method thereof
Jin Yuhong,Wang Li,He Xiangming,Li Jianjun,Shang Yuming,Zhang Yufeng,Peng Zhao,Liu Hengwei,Gao Jian,Wang Yaowu +9 more
- 25 Feb 2015
TL;DR: In this paper, an electrode was applied to an electrochemical energy storage device, where the electrode consisted of a current collector and a NiCo2O4 nanosheet array arranged on the current collector.
7
Patent
Composite positive electrode material and preparation method therefor
Yanli Zhang,Wang Li,He Xiangming,Peng Zhao,Jin Yuhong,Li Jianjun,Shang Yuming,Gao Jian +7 more
- 14 Jan 2015
TL;DR: In this article, a composite positive electrode material is proposed, which is a graphene-FeOF composite material, and comprises FeOF particles and graphene which are combined by virtue of chemical bonds.
3
Patent
Preparation method of cobaltosic oxide
Jin Yuhong,Wang Li,He Xiangming,Li Jianjun,Shang Yuming,Zhang Yufeng,Peng Zhao,Yanli Zhang,Gao Jian,Wang Yaowu +9 more
- 01 Apr 2015
TL;DR: In this paper, a preparation method of cobaltosic oxide is described, which comprises the following steps of: dissolving a divalent cobalt source in isopropanol to form a first mixed solution; dissolving sodium carbonate into water to form another mixed solution, wherein the volume ratio of isoprocessanol to water is (2-4):1; adding the second mixed solution into the first mix solution, and mixing to obtain a suspension; carrying out hydrothermal reaction on the suspension, and sintering the cobalt oxide precursor to obtain
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