Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Organic semiconductor material containing naphthalene, anthracene, dibenzothiophene sulfone units and preparation method and application thereof

A technology of benzothiophene sulfone and organic semiconductors, which is applied in the field of organic semiconductor materials and its preparation, and can solve problems such as low luminous efficiency, unstable devices, and weak luminous intensity

Inactive Publication Date: 2012-12-05
OCEANS KING LIGHTING SCI&TECH CO LTD +1
View PDF1 Cites 2 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the carrier transport performance of the existing blue light emitting materials is poor, resulting in low luminous efficiency and weak luminous intensity of the existing blue light emitting materials
[0004] Anthracene single crystal is the earliest used blue organic electroluminescent material, but the device is unstable due to its easy crystallization

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 more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Organic semiconductor material containing naphthalene, anthracene, dibenzothiophene sulfone units and preparation method and application thereof
  • Organic semiconductor material containing naphthalene, anthracene, dibenzothiophene sulfone units and preparation method and application thereof
  • Organic semiconductor material containing naphthalene, anthracene, dibenzothiophene sulfone units and preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0032] The embodiment of the present invention also provides a method for preparing the above-mentioned organic semiconductor material containing naphthalene, anthracene, and dibenzothiophene sulfone units. For the process flow of this method, please refer to figure 1 . The organic semiconductor material containing naphthalene, anthracene and dibenzothiophene sulfone units comprises the following steps:

[0033] S1: respectively provide compound A and compound B represented by the following structural formula, wherein, R is F, cyano, aldehyde or nitro,

[0034]

[0035] S2: In an oxygen-free environment and in the presence of organometallic catalysts and organic solvents, compounds A and B are subjected to a Suzuiki coupling reaction to obtain a naphthalene, anthracene, and dibenzothiophene sulfone represented by the general formula (I) unit of organic semiconducting material,

[0036]

[0037] Specifically, in step S1 of the above-mentioned method for preparing organi...

Embodiment 1

[0048] The organic semiconductor material of the present embodiment naphthalene, anthracene, dibenzothiophene sulfone unit is the organic compound 2,7-bis(10-(6-cyano-naphthalene-2- Base) anthracene-9-yl) dibenzothiophene sulfone (CNDNAFSO) and preparation method thereof, its structural formula is as follows I 1 Shown:

[0049]

[0050] The preparation steps of above-mentioned CNDNAFSO are as follows:

[0051] S11: respectively provide compound A and compound B represented by the following structural formula,

[0052]

[0053] Wherein, the specific preparation steps of compound A, namely 2,7-dibromodibenzothiophene sulfone are: dissolving 4 mmol of dibenzothiophene sulfone in 30 ml of concentrated H 2 SO 4 8.2mmol NBS was added at room temperature, and the reaction was stirred. After 24 hours of reaction, the reaction liquid was poured into water, filtered with suction, washed with water and methanol, and the solid was collected, and then the solid was recrystallized ...

Embodiment 2

[0062] The organic semiconductor material of the present embodiment naphthalene, anthracene, dibenzothiophene sulfone unit is the organic compound 2,7-bis(10-(6-formyl-naphthalene-2- Base) anthracene-9-yl) dibenzothiophene sulfone (CHODNAFSO) and preparation method thereof, its structural formula is as follows I 2 Shown:

[0063]

[0064] The preparation steps of above-mentioned CHODNAFSO are as follows:

[0065] S21: respectively provide compound A and compound B represented by the following structural formula,

[0066]

[0067] Wherein, the method for obtaining compound A, that is, 2,7-dibromodibenzothiophene sulfone is the same as step S11 of Example 1;

[0068] S22: Preparation of 2,7-bis(10-(6-formyl-naphthalene-2-yl)anthracen-9-yl)dibenzothiophene sulfone (CHODNAFSO), whose chemical reaction formula is as follows:

[0069]

[0070] The specific preparation process is: the above-mentioned compound A (2,7-dibromodibenzothiophene sulfone) 3mmol, compound B ((10-...

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

PropertyMeasurementUnit
Thicknessaaaaaaaaaa
Light intensityaaaaaaaaaa
Login to View More

Abstract

The invention discloses an organic semiconductor material containing naphthalene, anthracene and dibenzothiophene sulfone units and a preparation method and an application thereof. The molecular structure general formula of the organic semiconductor material is shown as a formula (I) in the specifications, wherein R is F, cyan, formyl or nitro. Through the mutual actions and influences of naphthyl, anthryl and dibenzothiophene sulfone units, the organic semiconductor material containing naphthalene, anthracene and dibenzothiophene sulfone units has superior thermal stability, hole transport performance and dissolving performance. The organic semiconductor material containing naphthalene, anthracene and dibenzothiophene sulfone units can be prepared by controlling the reaction conditions and the using amount of a reactant in the preparation method, and the method has the advantages of simple process, easiness in operating and controlling, reduction in the production cost and suitability for industrial production.

Description

technical field [0001] The invention belongs to the technical field of photoelectric materials, and in particular relates to an organic semiconductor material containing naphthalene, anthracene and dibenzothiophene sulfone units, a preparation method and application thereof. Background technique [0002] With the development of the information age, organic electroluminescent flat panel displays (OLEDs) with high efficiency, energy saving and light weight and large-area white light illumination have attracted more and more attention. OLED technology has attracted the attention of scientists around the world, and related companies and laboratories are conducting research and development of this technology. As a new type of LED technology, organic electroluminescent devices with the characteristics of active light emission, lightness, thinness, good contrast, low energy consumption, and flexible devices can put forward higher requirements for materials. [0003] In 1987, Tang ...

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
no application Login to View More
IPC IPC(8): C07D333/76H01L51/05H01L51/42H01L51/50G02F1/361
CPCY02E10/549
Inventor 周明杰王平梁禄生张娟娟
Owner OCEANS KING LIGHTING SCI&TECH CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

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