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Electrochromic/electric storage dual-functional material and its preparation method and application

A dual-functional material, electrochromic technology, applied in the fields of color-changing fluorescent materials, chemical instruments and methods, semiconductor/solid-state device manufacturing, etc. High-contrast effect

Active Publication Date: 2022-02-01
CHANGCHUN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] At present, organic optoelectronic materials are mostly focused on the development and research of single-functional materials and devices, and there are relatively few multi-functional materials.

Method used

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  • Electrochromic/electric storage dual-functional material and its preparation method and application
  • Electrochromic/electric storage dual-functional material and its preparation method and application
  • Electrochromic/electric storage dual-functional material and its preparation method and application

Examples

Experimental program
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Effect test

Embodiment 1

[0036] The electrochromic / electrical storage dual functional material of the present invention is as follows:

[0037]

[0038] In general, for for Where R is -OCH 3 Or -ch 3 R 1 -C (CF) 3 ) 2 , -CO, -SO 2 Or -o-, r 2 -OCH 3 , -CH 3 Or -cf 3 , N is an integer of 2 to 200.

[0039] The electrochromic / electrical storage dual function material preparation process is:

[0040] In a three-mouth bottle, 0.333 g (0.75 mmol) dihydride monomer and 0.04575 g (0.15 mmol) diamine monomer were dissolved in an organic solvent, and the mechanically stirred under argon was fully dissolved, and the reaction was 6 hours;

[0041] 0.2145 g (0.3 mmol) triamine monomer was dissolved in an organic solvent, slowly added to the above-mentioned reaction solution, and continued to react 12 hours;

[0042] 1 ml of triethylamine and 3 ml of acetic anhydride were added, and the reaction was heated to 80 ° C for 8 hours to obtain a long chain superfined polyimide solution, and the product was discha...

Embodiment 2

[0047] The electrochromic / electrical storage dual function material prepared by Example 1 can prepare electrical storage devices, including a bottom electrode and a top electrode, and a polymer active layer is provided between the bottom electrode and the top electrode, the polymer activity The layer is an electrochromic / electric storage dual function material prepared in Example 1; the bottom electrode, the polymer active layer, and the top electrode constitute a sandwich structure.

[0048] The base material of the bottom electrode is a glass or flexible polymer; the flexible polymer is preferably polyethylene terephthalate (PET), polyethylene oethelate (PEN) or polymethyl methacrylate (PMMA) .

[0049] The conductive layer on the bottom electrode substrate is a steaming metal, metal oxide, nano silver or conductive polymer; the vapor-deposited metal is preferably one or several of silver, aluminum and copper; the metal oxide is preferably oxidative. Tin, the conductive poly...

Embodiment 3

[0058] The electrochromic / electrical storage dual function material prepared by Example 1 can also prepare electrochromic devices, including bottom transparent conductive electrodes and top transparent conductive electrodes, and the bottom electrode and the top electrode are provided with a polymer electrical discoloration. At the layer, the polymer electrochromic layer is an electrochromic / electrical storage dual function material prepared in Example 1; the bottom electrode, the polymer electrochromic layer and the top electrode constitute a sandwich structure.

[0059] The base material of the electrode is a glass or flexible polymer; the flexible polymer is preferably polyethylene terephthalate (PET), polyethylene methacrylate (PEN) or polymethyl methacrylate (PMMA).

[0060] The conductive layer of the electrode is a metal oxide, nano silver or conductive polymer; the metal oxide is preferably oxide, and the conductive polymer is preferably polypyrrole or polyaniline.

[0...

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Abstract

The electrochromic / electric storage dual-functional material of the invention and its preparation method and application belong to the technical field of polymer materials. The general structural formula of the bifunctional material is as follows: the preparation method includes: mixing diamine and dianhydride, performing polymerization reaction, carrying out copolymerization with triamine, finally dehydrating and other steps. The electrochromic / electric storage dual-functional material can be used to prepare electric storage devices or electrochromic devices. The preparation method of the bifunctional material of the present invention is simple, has good solubility, high chemical stability and thermal stability, and the electrochromic device prepared by this material has excellent performance, high discoloration contrast, good coloring efficiency, fast response speed, and has three Color change; the prepared electrical storage device has low energy consumption, accurate information reading, and good information retention stability.

Description

Technical field [0001] The present invention belongs to the technical field of polymer material, and more particularly to electrochromic / electrical storage dual function materials, and it is also related to electrical storage, electrochromic devices, and preparation methods based on this dual functional material. Background technique [0002] The organic photoelectric material has a diverse molecular structure, good processing performance, low power consumption, and is easy to integrate. It is currently widely used in organic photoelectric devices, such as organic electro-like smart windows, organic information storage devices, organic light emitting devices, and organic Solar cells, and organic materials have flexible and bendable, for a new generation of miniaturization, intelligent flexible wearable electronic equipment development is critical. [0003] Electrochromic material is an important energy-saving material, which can change its color and transparency under the actio...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08G73/10C09K9/02H01L51/00G02F1/1516H10K99/00
CPCC08G73/101C08G73/1053C08G73/1064C08G73/1039C08G73/1067C08G73/1071C09K9/02G02F1/15165H10K85/111H10K85/151
Inventor 宋颖关绍巍田野祝世洋
Owner CHANGCHUN UNIV OF TECH
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