Functionalized carbon nanosheet/WO3 nanorod composite material and preparation method thereof
A carbon nanosheet, composite material technology, applied in nanocarbon, nanotechnology, nanotechnology and other directions, can solve the problems of volume expansion, structural damage, poor conductivity of semiconductor materials, etc.
Active Publication Date: 2019-12-03
JIANGSU UNIV
View PDF5 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
However, there are still some important factors restricting WO 3 Applications in supercapacitors, such as the poor conductivity of the semiconductor material itself, the agglomeration of the material during the cycle, and the volume expansion and contraction of the material under force, resulting in structural damage, etc.
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0025] specific implementation plan
[0026] The embodiment of the present invention is a preparation method with simple process and relatively low cost. First, carbon nanosheets are prepared by high temperature method, then functionalized carbon nanosheets are obtained by chemical activation, and finally functionalized carbon nanosheets are synthesized by hydrothermal method. / WO 3 The nanorod composite material has 1D / 2D composite morphology characteristics, which greatly improves the specific capacity and cycle stability of the material.
[0027] The present invention relates to functionalized carbon nanosheets / WO with excellent electrochemical performance 3 A method for preparing a nanorod composite material, comprising the following steps:
[0028] (1) Weigh 6g C 6 h 5 K 3 o 7 ·H 2 O was packed in a porcelain boat and put into a tube furnace. Under an argon atmosphere, the temperature was raised to 850°C at a heating rate of 5°C / min, kept for 1h, and the samples we...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
| Property | Measurement | Unit |
|---|---|---|
| length | aaaaa | aaaaa |
| thickness | aaaaa | aaaaa |
| concentration | aaaaa | aaaaa |
Login to View More
Abstract
The invention relates to a supercapacitor, in particular to a functionalized carbon nanosheet / WO3 nanorod composite material and a preparation method thereof. The preparation method comprises the following steps of: firstly, preparing functionalized carbon nanosheets and then generating a functionalized carbon nanosheet / WO3 nanorod composite material by a hydrothermal reaction. The composite material shows excellent electrochemical performance as a supercapacitor electrode material, the preparation process is simple, and the functionalized carbon nanosheet / WO3 nanorod composite material as a novel energy material has a good application prospect in the fields of supercapacitors, lithium ion batteries and other equipment.
Description
technical field [0001] The present invention relates to a supercapacitor, in particular to a functionalized carbon nanosheet / WO 3 Nanorod composite materials and methods for their preparation. Firstly, the functionalized carbon nanosheets were prepared, and then the functionalized carbon nanosheets / WO 3 The nanorod composite material, as a supercapacitor electrode material, exhibits excellent electrochemical performance, and the preparation process is simple. As a new energy material, it has good application prospects in the fields of supercapacitors, lithium-ion batteries and other equipment. Background technique [0002] As a new type of energy storage device, supercapacitor has great application in production practice because of its high cycle life, high power density and green environmental friendliness. With the continuous development of science and technology, people's requirements for the energy density and cycle times of energy storage materials are gradually incre...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & Authority Applications(China)
IPC IPC(8): H01G11/30H01G11/36H01G11/46H01G11/24C01B32/15C01G41/02B82Y30/00B82Y40/00
CPCH01G11/30H01G11/36H01G11/46H01G11/24C01B32/15C01G41/02B82Y30/00B82Y40/00C01P2004/20C01P2004/16C01P2004/80Y02E60/13
Inventor 严学华袁小雪王静静犹明瑜苗洁玉程晓农
Owner JIANGSU UNIV