Conductive additive and application, conductive composite material and preparation method and application thereof

A technology of conductive composite materials and conductive additives, applied in the field of conductive additives and applications, conductive composite materials and their preparation, can solve problems such as damage to performance and application range, and decline in mechanical properties of conductive polymer composite materials

Inactive Publication Date: 2019-11-29
内蒙古信敏惠纳米科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to ensure that the conductive polymer composite has good conductivity, it is necessary to add a large amount of conductive materials to the insulating polymer material, which also leads to a significant decline in the mechanical properties of the conductive polymer composite, and ultimately damages the conductive polymer. The performance and application range of products made of polymer composite materials

Method used

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  • Conductive additive and application, conductive composite material and preparation method and application thereof
  • Conductive additive and application, conductive composite material and preparation method and application thereof
  • Conductive additive and application, conductive composite material and preparation method and application thereof

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Embodiment 1

[0028] An embodiment of the present invention provides a conductive additive, which at least includes a micro-nano conductive material, and the micro-nano conductive material includes a zero-dimensional conductive material (0D), a one-dimensional conductive material (1D) and a two-dimensional conductive material (2D). It should be understood that there are various ways of mixing the conductive additive and the matrix resin and other materials provided in the embodiments of the present invention. For details, please refer to the preparation process of the existing conductive polymer composite material, which will not be described in detail here.

[0029] The micro-nano conductive material refers to a conductive material whose size in at least one direction is in the range of 1-1000 microns. The above-mentioned zero-dimensional conductive material is a micro-nano-sized spherical structure microscopically. One-dimensional conductive materials are microscopically in the form of wi...

Embodiment 2

[0064] An embodiment of the present invention provides an application of a conductive additive in a conductive composite material. Based on this, an embodiment of the present invention also provides a conductive composite material. The conductive composite material includes a matrix resin and the above-mentioned conductive additive, so as to realize the beneficial effects achieved by the above-mentioned conductive additive.

[0065] Exemplary, figure 2 A scanning electron microscope image of the conductive composite material provided by the embodiment of the present invention is shown. figure 2 The flakes are graphene as a two-dimensional conductive material, the filaments are nanotubes, and the blocks are carbon black. Depend on figure 2 It can be seen that graphene, nanotubes and carbon black interact with each other to make up for the gaps generated during the material accumulation process, making the formed "point-line-plane" space conductive network structure relati...

Embodiment 3

[0073] The embodiment of the invention also provides a preparation method of the conductive composite material. The preparation method of the conductive composite material comprises:

[0074] The conductive composite material is obtained by dispersing the conductive additive in the matrix resin, and the conductive additive is the conductive composite material described in Example 1, so that the preparation method of the conductive composite material provided in the embodiment of the present invention can achieve the beneficial effect of the above-mentioned conductive additive.

[0075] In some embodiments, in the prior art, when the one-dimensional conductive material contained in the above-mentioned conductive additive includes at least one of nanowires, nanorods, and nanotubes, and the above-mentioned two-dimensional conductive material includes graphene, the one-dimensional conductive material The large specific surface area of ​​graphene makes it easy to agglomerate when p...

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Abstract

The invention discloses a conductive additive and application, a conductive polymer composite material and a preparation method and application thereof, relates to the technical field of polymer nanocomposite materials, and aims to improve the mechanical strength of the conductive composite material and reduce the flammability and melting rate of the conductive composite material. The conductiveadditive at least comprises micro-nano hybrid conductive materials, and the micro-nano conductive materials comprise zero-dimensional conductive materials, one-dimensional conductive materials and two-dimensional conductive materials. The conductive composite material comprises the conductive additive. The conductive additive is used in conductive polymer products.

Description

technical field [0001] The invention relates to the technical field of polymer nanocomposite materials, in particular to a conductive additive and its application, a conductive composite material and its preparation method and application. Background technique [0002] The conductive polymer composite material is a polymer conductive composite material obtained by filling a conductive agent in a polymer polymer material, and it has been mass-produced. [0003] In order to ensure that the conductive polymer composite has good conductivity, it is necessary to add a large amount of conductive materials to the insulating polymer material, which also leads to a significant decline in the mechanical properties of the conductive polymer composite, and ultimately damages the conductive polymer. The performance and application range of products made of polymer composite materials. Contents of the invention [0004] The object of the present invention is to provide a conductive add...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08K3/04C08L23/06C08L23/08C08L23/12C08L69/00C08L67/02C08L25/06C08L91/06C08L83/04C08K3/02C08K3/34C08K5/13C08K13/02
CPCC08K3/04C08K2003/026C08K2201/001C08K2201/011C08L23/06C08L23/0815C08L23/12C08L25/06C08L67/02C08L2201/02C08L2205/025C08L2205/03C08L2205/035C08L2207/062C08L2207/066C08L2207/068C08K3/041C08K3/042C08L91/06C08L83/04C08K3/02C08K3/34C08K5/13C08K13/02C08L69/00
Inventor 王浩然张敏张新和赵露华王建华高占忠刘婷婷任增辉徐欢马青喜李金来
Owner 内蒙古信敏惠纳米科技有限公司
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