Preparation method of D-A type organic doped crystal afterglow material capable of being excited by ultraviolet-visible light
A D-A, visible light technology, applied in the direction of luminescent materials, chemical instruments and methods, etc., can solve the problems of unfavorable afterglow, and achieve the effect of good afterglow luminescence performance, afterglow time and brightness improvement
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0036] A preparation method of a D-A type organic doped crystal afterglow material that can be excited by ultraviolet-visible light, comprising the following steps:
[0037] Mix the donor material D (W) and the acceptor material A (PPT) uniformly to obtain a solid powder, add the solid powder to absolute ethanol to obtain a suspension, ultrasonicate the suspension for 1 min, and then place it in an atmospheric environment at room temperature 20-25 °C After standing for 1 hour, the crystals produced at the bottom of the liquid are D-A type organic doped crystal afterglow materials (W / PPT), wherein, calculated by molar ratio, the ratio of donor material D to acceptor material A is 1:100; The concentration of solid powder in the liquid is 10mg / mL.
[0038] The structural formula of acceptor material A is:
[0039]
[0040] The structural formula of the donor material D is:
[0041] Wherein, the structural formulas of R1 and R2 are
[0042] The reaction formula of prepar...
Embodiment 2
[0050] A method for preparing a D-A type organic doped crystal afterglow material (2M-W / PPT) that can be excited by ultraviolet-visible light, comprising the following steps:
[0051] Mix the donor material D (2M-W) and the acceptor material A (PPT) uniformly to obtain a solid powder, add the solid powder to anhydrous ethanol to obtain a suspension, ultrasonicate the suspension for 2 minutes, and then place it in a room temperature of 20-25°C After standing for 3 hours in the atmospheric environment, the crystals produced at the bottom of the liquid are D-A type organic doped crystal afterglow materials (2M-W / PPT), in which, calculated by molar ratio, the ratio of the donor material D to the acceptor material A is 1 : 100; the concentration of solid powder in the suspension is 10mg / mL.
[0052] The structural formula of acceptor material A is:
[0053]
[0054] The structural formula of the donor material D is:
[0055]
[0056] Wherein, the structural formulas of R1 a...
Embodiment 3
[0064] A preparation method of a D-A type organic doped crystal afterglow material, comprising the following steps:
[0065] Mix the donor material D (4M-W) and the acceptor material A (PPT) uniformly to obtain a solid powder, add the solid powder to anhydrous ethanol to obtain a suspension, ultrasonicate the suspension for 2 minutes, and then place it in a room temperature of 20-25°C After standing for 3 hours in the atmospheric environment, the crystals produced at the bottom of the liquid are D-A type organic doped crystal afterglow materials (4M-W / PPT), in which, calculated by molar ratio, the ratio of donor material D to acceptor material A is 1 : 100; the concentration of solid powder in the suspension is 10mg / mL.
[0066] The structural formula of acceptor material A is:
[0067]
[0068] The structural formula of the donor material D is:
[0069]
[0070] Wherein, the structural formulas of R1 and R2 are
[0071] The reaction formula of preparation method am...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com