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A kind of titanium nanosheet/graphene-based fiber film and preparation method thereof

A technology of alkenyl fibers and titanium nanometers, which is applied in the preparation of titanium nanosheets/graphene-based fiber membranes, in the field of titanium nanosheets/graphene-based fiber membranes, can solve the problem of easy stacking of graphene scales, poor dispersion effect, and electrical conductivity Problems such as low performance, to achieve significant bactericidal and antibacterial effects, not easy to age, and high mechanical properties

Active Publication Date: 2021-11-30
北京康烯科技创新研究有限公司
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Problems solved by technology

[0006] In view of this, the present invention provides a kind of preparation method of titanium nanosheet / graphene-based fiber membrane, and the present invention also provides a kind of titanium nanosheet that adopts the preparation method of aforementioned titanium nanosheet / graphene-based fiber membrane to make / Graphene-based fiber membrane to solve the defects of existing / graphene-based fiber membranes such as poor dispersion effect, easy stacking of graphene scales, large resistance value, low electrical conductivity, and poor heat resistance

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  • A kind of titanium nanosheet/graphene-based fiber film and preparation method thereof
  • A kind of titanium nanosheet/graphene-based fiber film and preparation method thereof
  • A kind of titanium nanosheet/graphene-based fiber film and preparation method thereof

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preparation example Construction

[0036] A preparation method of titanium nanosheet / graphene-based fiber membrane, comprising the following steps:

[0037] Prepare the pre-stripping dispersion of titanium powder: provide titanium powder and add in the pre-stripping dispersion, the kind of pre-stripping dispersion (the pre-stripping dispersion in embodiment 7 and embodiment 8 is the mixture of deionized water and Virahol The mass ratio is 1:1 mixed pre-stripping dispersion) and the concentration of titanium powder in the pre-stripping dispersion is shown in Table 1. The pre-stripping dispersion liquid added with titanium powder is subjected to a first-level water bath ultrasonic, wherein the temperature of the first-level water bath ultrasonic (the first-level water bath ultrasonic is referred to as "one super", the temperature here is the temperature value set by the water bath, the actual The temperature of the water bath will fluctuate to a certain extent), the power and the ultrasonic time are shown in Tabl...

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Abstract

The invention provides a method for preparing a titanium nanosheet / graphene-based fiber membrane, comprising the following steps: preparing a pre-stripping dispersion of titanium powder, preparing a mixture of titanium powder and graphene oxide, and preparing a titanium nanosheet / graphene oxide Dispersion, spinning and finishing. The preparation method of the titanium nanosheet / graphene-based fiber membrane of the present invention can not only assist the stripping of titanium powder into titanium nanosheets, but also help the mixing of titanium nanosheets and graphene oxide by adding graphene oxide in the preparation process of titanium nanosheets . In the spinning process, titanium nanosheets, graphene and carbon black are further loaded onto the fiber, which has the advantages of large specific surface area, strong infrared radiation, high thermal conductivity, good flexibility, and remarkable bending resistance. The PAN polymer makes the fiber have the advantages of high mechanical strength, medium and high temperature resistance, etc. The invention also provides a titanium nanosheet / graphene-based fiber membrane.

Description

technical field [0001] The present invention relates to the technical field of graphene heating devices, in particular to graphene electrospinning fiber membrane technology, and more specifically to a method for preparing a flexible titanium nanosheet / graphene-based fiber membrane. Titanium nanosheet / graphene-based fiber membrane prepared by the preparation method of graphene-based fiber membrane. Background technique [0002] Graphene is a two-dimensional nanomaterial with a hexagonal honeycomb lattice structure formed by carbon atoms through sp2 hybrid orbitals and only one layer of carbon atoms thick. The unique structure of graphene endows it with many excellent properties, such as high theoretical specific surface area (2630m 2 / g), ultra-high electron mobility (~200000cm2 / v.s), high thermal conductivity (5300W / m.K), high Young's modulus (1.0TPa) and high light transmittance (~97.7%), etc. With its structure and performance advantages, graphene has great application p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D04H1/43D01D1/02D01F6/54D01F1/10
CPCD01D1/02D01F1/10D01F6/54D04H1/43
Inventor 吴立刚叶德林张以河马宇飞李明李正博
Owner 北京康烯科技创新研究有限公司
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