CN102618260A - Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material - Google Patents
Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material Download PDFInfo
- Publication number
- CN102618260A CN102618260A CN2012100657160A CN201210065716A CN102618260A CN 102618260 A CN102618260 A CN 102618260A CN 2012100657160 A CN2012100657160 A CN 2012100657160A CN 201210065716 A CN201210065716 A CN 201210065716A CN 102618260 A CN102618260 A CN 102618260A
- Authority
- CN
- China
- Prior art keywords
- weight part
- coupling agent
- silane coupling
- luminescent material
- carbon nano
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention relates to a method for preparing a carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material. The method comprises the following steps of: modifying the surface of a carbon nano tube by utilizing a strong oxidant to obtain a carbon nano tube with carboxyl functional groups; converting the carboxyl functional groups on the surface of the carbon nano tube into acyl chloride groups by utilizing an acyl chloride reagent; and reacting an amino-terminated silane coupling agent with the carbon nano tube activated by the acyl chloride groups to obtain a carbon nano tube modified by the silane coupling agent; selecting beta diketone, removing protons from methylene of the beta diketone by using strong alkali, and modifying by utilizing isocyanate to obtain a beta diketone ligand modified by the silane coupling agent; and performing sol-gel reaction of the carbon nano tube modified by the silane coupling agent, the beta diketone modified by the silane coupling agent, rare-earth salt, tetraethoxysilane and a micromolecular ligand in a certain ratio to obtain the rare-earth organic and inorganic composite luminescent material in which the carbon nano tube is used as a matrix. The carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material has high fluorescent performance and heat stability, has bright application prospect in the field of novel optical materials, and can be processed into fluorescent probes which meet specific requirements.
Description
Technical field
The present invention relates to a kind of novel carbon nanotube functional materials, be specifically related to the preparation method of a kind of carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic.
Background technology
Carbon nanotube is Japanese NEC Corporation in 1991 fundamental research breadboard electron microscope expert Iijima (Iijima) unexpected carbon molecule of being made up of the tubular coaxial nanotube of finding when under high resolution transmission electron microscopy, checking the spherical carbon molecule that produces in the graphite arc equipment.Number of plies classification according to graphene film can be divided into SWCN and multi-walled carbon nano-tubes with carbon nanotube, and its conventional preparation method mainly contains arc discharge method, laser ablation method, chemical Vapor deposition process (hydrocarbon gas pyrogenic silica), solid-phase pyrolysis, electric glow discharge method, gaseous combustion method and polyreaction synthesis method etc. at present.
Because its distinctive molecular structure can be regarded as ideal one-dimensional model material with it; Huge length-to-diameter ratio is expected to as tough and tensile carbon fibre material it; It also is expected to be used as molecular wire, nano semiconductor material, support of the catalyst, molecular absorption agent and near field emissive material etc. simultaneously.Along with the development of technology, increasing being in the news of type material that various carbon nano-tube materials with specific function perhaps develop based on carbon nanotube.The for example many carbon nanotube with catalysis, the carbon nanotube with sensing function, carbon nano-tube reinforced ceramic matrix material, carbon nanometer tube hydrogen-storage material and nanotube electron devices that develop based on modified carbon nano-tube are also by developing in succession.The carbon current nanochemistry is in the ascendant, and is abundant in content, and prospect is tempting, and wide potential application market is arranged.
Rare earth ion is because it has abundant electronic level, and the transition between different energy levels of 4f electronic energy, thereby has shown remarkable luminescent properties.It is narrower that the advantage of rare earth luminescent material mainly embodies the emmission spectrum bands of a spectrum, and purity of color is high, emission wavelength range of distribution field width, and fluorescence lifetime reaches 6 one magnitude from crossing millisecond nanosecond.These excellent performances just, rare earth luminescent material is widely used in traditional field such as illumination, demonstration and video picture, has formed very big industrial production and consumption market scale.But can not adapt to the specific demand of many emerging fields along with the development of science and technology and the traditional rare earth luminescent material of demand of society; In order to address this problem, people have turned to sight by multiple combination of materials and have formed the compound functional materials of rare earth organic-inorganic together.It had both had the luminescent properties of rare earth this type material, had the substrate material specified property again, thereby simultaneously can also satisfy specific demand through organic ligand sensitization rare earth ion luminous.
The luminescent properties and the excellent mechanical property and the conductivity of carbon nanotube of rare earth ion are combined, prepare the novel compound luminescent material of carbon nanotube-based rare earth organic-inorganic, will be expected to satisfy the application demand of some emerging field.For example can the carbon nanotube after compound be processed into the molecular fluorescence probe, or utilize the mechanical property of carbon nanotube to join in the various multifunctional materials to make it have fluorescence property as dopant material.
Summary of the invention
The object of the present invention is to provide the preparation method of a kind of carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic.
The invention reside in through molecular designing; At first prepare the carbon nanotube that silane coupling agent is modified, the carbon nanotube that the beta diketone part of then rare-earth salts, silane coupling agent being modified, silane coupling agent are modified, tetraethoxy by certain step through colloidal sol coagulate-the glue method forms the compound luminescent material of carbon nanotube-based rare earth organic-inorganic.
The preparation method of carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic that the present invention proposes.Concrete steps are following:
(1): the carbon nanotube that weighs a weight part is as for round-bottomed flask; The acid with strong oxidizing property that adds the 10-50 weight part; Behind the ultra-sonic dispersion at 50-90 ℃ of following stirring reaction 1-20 hour; With the filtering with microporous membrane of 0.1-2.0 micron, at 50-150 ℃ of following vacuum-drying 10-30 hour, promptly obtain the carboxylic carbon nano-tube of size than homogeneous with deionized water repetitive scrubbing to neutral back;
(2): carboxylic carbon nano-tube one weight part that weighs step (1) gained is scattered in the organic solvent and places round-bottomed flask; Add chloride reagent 1-50 weight part; Round-bottomed flask is placed the constant temperature magnetic stirring apparatus, and controlled temperature is at 50-100 ℃, stirring reaction 1-50 hour; Suction filtration and with the organic solvent repetitive scrubbing to remove unnecessary chloride reagent, under 20-150 ℃, product is carried out the carbon nanotube that vacuum-drying promptly gets chloride;
(3): chloride carbon nanotube one weight part that weighs step (2) gained places round-bottomed flask; Add the silane coupling agent 1-30 weight part that contains end amino that is dissolved in the organic solvent; Then round-bottomed flask is transferred to slowly heating while stirring in the oil bath pan; Controlling heat-up time is 1-30 hour, and temperature slowly is raised to 50-100 ℃ from room temperature; Suction filtration and repeatedly with the organic solvent repetitive scrubbing to remove unreacted silane coupling agent, promptly obtain the silane coupling agent functionalized carbon nanotube after the vacuum-drying;
(4): the beta diketone that weighs a weight part is dissolved in the round-bottomed flask that fills organic solvent, adds the sodium hydride of 0.1-10 weight part, and round-bottomed flask was placed the oil bath pan stirring reaction 1-20 hour, and controlled temperature is at 50-120 ℃, and logical nitrogen protection; Question response fully after dropwise adding silane coupling agent beta diketone is modified, continued stirring reaction 1-30 hour, revolve and steam gained solution, clean, purifying promptly get the beta diketone part of silane coupling agent modification;
(5): weigh the beta diketone part 0.1-10 weight part that the silane coupling agent of silane coupling agent functionalized carbon nanotube one weight part, tetraethoxy 0.1-10 weight part and step (4) gained of step (3) gained is modified; Be dissolved in the organic solvent; Stir 1-10 and as a child splashed into the rare-earth salts 0.1-10 weight part that is dissolved in the organic solvent slowly, continue to stir 1-30 hour; The deionized water that adds 1-10mL subsequently, and its hydrolysis of PH to 1-7 acceleration of adjusting solvent continue stirring and promptly obtained gelatinous mixture in 1-20 hour; Other gets the beta diketone part 0.1-10 weight part that the silane coupling agent of carbon nanotube one weight part, tetraethoxy 0.1-10 weight part, the second part 0.1-10 weight part and step (4) gained of the chloride of step (3) gained is modified; Be dissolved in the organic solvent; Stir 1-10 and as a child splashed into the rare-earth salts 0.1-10 weight part that is dissolved in the organic solvent slowly, continue to stir 1-30 hour; The deionized water that adds 1-10mL subsequently, and its hydrolysis of PH to 1-7 acceleration of adjusting solvent continue stirring and promptly obtained gelatinous mixture in 1-20 hour;
(6): wore out 1-50 days down at 40-120 ℃ making gel in the step (5) respectively; The grinding of gained jelly is obtained pressed powder, be drying to obtain carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic with absolute ethyl alcohol and deionized water repetitive scrubbing afterwards.
Among the present invention, the acid with strong oxidizing property described in the step (1) is to several kinds in nitric acid, sulfuric acid and the perchloric acid.
Among the present invention, the chloride reagent described in the step (2) be phosphorus pentachloride, POCl3, oxalyl chloride, phosgene or sulfur oxychloride in any one.
Among the present invention, the organic solvent described in step (2), (3) and (4) is N, dinethylformamide, THF, 1, any one in 4-dioxane or the acetonitrile.
Among the present invention, the silane coupling agent of holding ammonia containing described in the step (3) is any one in three chloropropyl triethoxysilanes or three r-chloropropyl trimethoxyl silanes.
Among the present invention, the beta diketone described in the step (4) be in thenoyltrifluoroacetone, benzoyl trifluoroacetylacetone, trifluoroacetylacetone, hexafluoroacetylacetone or the naphthoyl trifluoroacetylacetone any one.
Among the present invention, second part described in the step (5) is any one in phenanthroline, dipyridyl, three pyridines, nicotinic acid or the Yi Yansuan.
Its low-light pattern of the compound luminescent material of carbon nanotube-based rare earth organic-inorganic according to the inventive method makes is regular, no phenomenon of phase separation, and carbon nanotube is wrapped up by rare earth organic-inorganic layer fully, and quencher is by prefabricated effectively between the fluorescent tube that is caused by carbon nanotube.Available X-ray powder diffraction such as the structure of products therefrom, pattern, thermostability, optical property and composition (SAXRD), projection Electronic Speculum (TEM), ESEM (SEM), differential thermal analyzer, UV, visible light spectrophotofluorometer, UV, visible light diffuse-reflectance spectrophotometer and IR etc. characterize.The X-ray powder diffraction experiment has proved through carbon nanotube after the modification and still can keep its tubular structure well that it has good luminescent properties the optical physics test shows.At last, the inventive method workable, favorable reproducibility, economical and effective meets the Principles of Economy of Green Chemistry, and the products obtained therefrom steady quality has wide potential market.
Description of drawings
Fig. 1 is the compound luminescent material scanning electron microscope diagram of carbon nanotube-based rare earth organic-inorganic of the embodiment of the invention 1 gained.
Embodiment
Further specify the present invention through embodiment below, but protection scope of the present invention is not limited to these embodiment.
Embodiment 1:
Step (1): weigh the 800mg carbon nanotube as for round-bottomed flask, add the mixing solutions (H of the 10mL vitriol oil and concentrated nitric acid
2SO
4: HNO
3Volume ratio 1:3); Behind the ultra-sonic dispersion after 1 hour 70 ℃ of following stirring reactions 3 hours; Use 0. micron filtering with microporous membrane then, promptly obtained the carboxylic carbon nano-tube of size in 10 hours 50 ℃ of following vacuum-dryings than homogeneous with deionized water repetitive scrubbing to neutral back.
Step (2): the carbon nanotube 700mg that weighs step (1) gained is scattered among the DMF and places round-bottomed flask; Add chloride reagent 20mL part; Round-bottomed flask is placed the constant temperature magnetic stirring apparatus, and controlled temperature is at 60 ℃, stirring reaction 24 hours; Suction filtration and with the organic solvent repetitive scrubbing to remove unnecessary chloride reagent, under 50 ℃, product is carried out the carbon nanotube that vacuum-drying promptly gets chloride.
Step (3): the chloride carbon nanotube 600mg that weighs step (2) gained places round-bottomed flask; Add and be dissolved in three chloropropyl triethoxysilane 5mL among the DMF; Then round-bottomed flask is transferred to slowly heating while stirring in the oil bath pan; Be 12 hours heat-up time, and temperature slowly is raised to about 80 ℃ from room temperature.Suction filtration also washs to remove unreacted three chloropropyl triethoxysilanes with DMF repeatedly, promptly obtains three chloropropyl triethoxysilane functionalized carbon nanotube after the vacuum-drying.
Step (4): the thenoyltrifluoroacetone that weighs 0.111g is dissolved in the round-bottomed flask that fills THF, adds the sodium hydride of 0.012g, and round-bottomed flask was placed the oil bath pan stirring reaction 2 hours, and controlled temperature is at 70 ℃, and logical nitrogen protection.Question response fully after dropwise adding isocyanic ester thenoyltrifluoroacetone is modified, continued stirring reaction 12 hours, revolve and steam gained solution, clean, purifying promptly get the thenoyltrifluoroacetone part of isocyanic ester to the thiophene modification.
Step (5): weigh the thenoyltrifluoroacetone part that the isocyanic ester of three chloropropyl triethoxysilane functionalized carbon nanotube 500mg, tetraethoxy 200mg part and step (4) gained of step (3) gained is modified thiophene; Be dissolved among the DMF; Splash into the six hydration Europium trichlorides (5mg) that are dissolved in the 5mL ethanol slowly after the stirring 6 as a child, continue to stir 3 hours; The deionized water that adds 1mL subsequently, and its hydrolysis of PH to 6 acceleration of adjusting solvent continue stirring and promptly obtained gelatinous mixture in 24 hours.
Step (6): wore out 25 days down at 65 ℃ with making gel in the step (5); The grinding of gained jelly is obtained pressed powder, be drying to obtain carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic with absolute ethyl alcohol and deionized water repetitive scrubbing afterwards.
Embodiment 2:
Step (1), (2), (3), (4) and (6) are with embodiment 1, and step (5) makes the consumption of rare earth into 6mg, before adding the rare earth ethanolic soln, add 5ml phenanthroline (3mg) ethanolic soln simultaneously.Promptly obtain desired product.
Claims (8)
1. the preparation method of carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic is characterized in that concrete steps are following:
(1): the carbon nanotube that weighs a weight part is as for round-bottomed flask; The acid with strong oxidizing property that adds the 10-50 weight part; Behind the ultra-sonic dispersion at 50-90 ℃ of following stirring reaction 1-20 hour; With the filtering with microporous membrane of 0.1-2.0 micron, at 50-150 ℃ of following vacuum-drying 10-30 hour, promptly obtain the carboxylic carbon nano-tube of size than homogeneous with deionized water repetitive scrubbing to neutral back;
(2): carboxylic carbon nano-tube one weight part that weighs step (1) gained is scattered in the organic solvent and places round-bottomed flask; Add chloride reagent 1-50 weight part; Round-bottomed flask is placed the constant temperature magnetic stirring apparatus, and controlled temperature is at 50-100 ℃, stirring reaction 1-50 hour; Suction filtration and with the organic solvent repetitive scrubbing to remove unnecessary chloride reagent, under 20-150 ℃, product is carried out the carbon nanotube that vacuum-drying promptly gets chloride;
(3): chloride carbon nanotube one weight part that weighs step (2) gained places round-bottomed flask; Add the silane coupling agent 1-30 weight part that contains end amino that is dissolved in the organic solvent; Then round-bottomed flask is transferred to slowly heating while stirring in the oil bath pan; Controlling heat-up time is 1-30 hour, and temperature slowly is raised to 50-100 ℃ from room temperature; Suction filtration and repeatedly with the organic solvent repetitive scrubbing to remove unreacted silane coupling agent, promptly obtain the silane coupling agent functionalized carbon nanotube after the vacuum-drying;
(4): the beta diketone that weighs a weight part is dissolved in the round-bottomed flask that fills organic solvent, adds the sodium hydride of 0.1-10 weight part, and round-bottomed flask was placed the oil bath pan stirring reaction 1-20 hour, and controlled temperature is at 50-120 ℃, and logical nitrogen protection; Question response fully after dropwise adding silane coupling agent beta diketone is modified, continued stirring reaction 1-30 hour, revolve and steam gained solution, clean, purifying promptly get the beta diketone part of silane coupling agent modification;
(5): weigh the beta diketone 0.1-10 weight part that the silane coupling agent of silane coupling agent functionalized carbon nanotube one weight part, tetraethoxy 0.1-10 weight part and step (4) gained of step (3) gained is modified; Be dissolved in the organic solvent; Stir 1-10 and as a child splashed into the rare-earth salts 0.1-10 weight part that is dissolved in the organic solvent slowly, continue to stir 1-30 hour; The deionized water that adds 1-10mL subsequently, and its hydrolysis of PH to 1-7 acceleration of adjusting solvent continue stirring and promptly obtained gelatinous mixture in 1-20 hour; Other gets the beta diketone part 0.1-10 weight part that the silane coupling agent of carbon nanotube one weight part, tetraethoxy 0.1-10 weight part, the second part 0.1-10 weight part and step (4) gained of the chloride of step (3) gained is modified; Be dissolved in the organic solvent; Stir 1-10 and as a child splashed into the rare-earth salts 0.1-10 weight part that is dissolved in the organic solvent slowly, continue to stir 1-30 hour; The deionized water that adds 1-10mL subsequently, and its hydrolysis of PH to 1-7 acceleration of adjusting solvent continue stirring and promptly obtained gelatinous mixture in 1-20 hour;
(6): wore out 1-50 days under 40-120 ° of C making gel in the step (5) respectively; The grinding of gained jelly is obtained pressed powder, be drying to obtain carbon nanometer tube/silicon oxygen network/part/compound luminescent material of rare earth organic-inorganic with absolute ethyl alcohol and deionized water repetitive scrubbing afterwards.
2. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic is characterized in that the described acid with strong oxidizing property of step (1) is to several kinds in nitric acid, sulfuric acid or the perchloric acid.
3. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic, it is characterized in that the described chloride reagent of step (2) be phosphorus pentachloride, POCl3, oxalyl chloride, phosgene or sulfur oxychloride in any one.
4. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic; It is characterized in that the organic solvent described in step (2), (3) and (4) is N; Dinethylformamide, THF, 1, any one in 4-dioxane or the acetonitrile.
5. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic is characterized in that the silane coupling agent that contains end amino described in the step (3) is any one in three chloropropyl triethoxysilanes or three r-chloropropyl trimethoxyl silanes.
6. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic, it is characterized in that the beta diketone described in the step (4) be in thenoyltrifluoroacetone, benzoyl trifluoroacetylacetone, trifluoroacetylacetone, hexafluoroacetylacetone or the naphthoyl trifluoroacetylacetone any one.
7. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic is characterized in that second part described in the step (5) is any one in phenanthroline, dipyridyl, three pyridines, nicotinic acid or the Yi Yansuan.
8. the preparation method of carbon nanometer tube/silicon oxygen network/part according to claim 1/compound luminescent material of rare earth organic-inorganic is characterized in that the gel aging temperature described in the step (6) is 40-120 ℃, and digestion time is 1-50 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100657160A CN102618260A (en) | 2012-03-14 | 2012-03-14 | Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100657160A CN102618260A (en) | 2012-03-14 | 2012-03-14 | Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102618260A true CN102618260A (en) | 2012-08-01 |
Family
ID=46558477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100657160A Pending CN102618260A (en) | 2012-03-14 | 2012-03-14 | Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102618260A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754276A (en) * | 2016-03-25 | 2016-07-13 | 惠州学院 | Polymer film material with temperature fluorescence response and preparation method of polymer film material |
| CN109796710A (en) * | 2018-12-21 | 2019-05-24 | 合肥工业大学 | A kind of preparation method of the compound ultraviolet enhanced film of graphene oxide rare earth compounding |
| CN109914094A (en) * | 2019-03-05 | 2019-06-21 | 东华大学 | A kind of preparation method of nano zinc oxide modified aramid fiber |
| CN110396113A (en) * | 2018-04-25 | 2019-11-01 | 西南科技大学 | A kind of preparation method of red fluorescence silane coupling agent |
| CN114702951A (en) * | 2022-04-27 | 2022-07-05 | 上海交通大学内蒙古研究院 | Method for coating silicon oil waterproof layer with energy storage luminescent powder |
| CN115353400A (en) * | 2022-09-29 | 2022-11-18 | 四川交蓉思源科技有限公司 | Toughened silicon nitride ceramic material and preparation method thereof |
| CN117247599A (en) * | 2023-09-15 | 2023-12-19 | 伊斯特密封科技（江苏）有限公司 | Environment-friendly composite flame retardant and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100563A (en) * | 2007-05-24 | 2008-01-09 | 同济大学 | Nano composite material of asymmetric phthalocyanine and carbon nano-tube and preparation method thereof |
| CN101220266A (en) * | 2008-01-24 | 2008-07-16 | 同济大学 | Process for producing beta-diketone functionalization rare earth mesoporous hybridisation luminescent material |
| CN101255273A (en) * | 2008-04-17 | 2008-09-03 | 同济大学 | Method for preparing luminescent rear earth-polyethylene glycol polymer composites |
| WO2011082064A1 (en) * | 2009-12-29 | 2011-07-07 | Montclair State University | Chelating agent modified graphene oxides, methods of preparation and use |
-
2012
- 2012-03-14 CN CN2012100657160A patent/CN102618260A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100563A (en) * | 2007-05-24 | 2008-01-09 | 同济大学 | Nano composite material of asymmetric phthalocyanine and carbon nano-tube and preparation method thereof |
| CN101220266A (en) * | 2008-01-24 | 2008-07-16 | 同济大学 | Process for producing beta-diketone functionalization rare earth mesoporous hybridisation luminescent material |
| CN101255273A (en) * | 2008-04-17 | 2008-09-03 | 同济大学 | Method for preparing luminescent rear earth-polyethylene glycol polymer composites |
| WO2011082064A1 (en) * | 2009-12-29 | 2011-07-07 | Montclair State University | Chelating agent modified graphene oxides, methods of preparation and use |
Non-Patent Citations (1)
| Title |
|---|
| XIA XIN等: "Eu(III)-coupled luminescent multi-walled carbon nanotubes in surfactant solutions", 《CARBON》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754276A (en) * | 2016-03-25 | 2016-07-13 | 惠州学院 | Polymer film material with temperature fluorescence response and preparation method of polymer film material |
| CN110396113A (en) * | 2018-04-25 | 2019-11-01 | 西南科技大学 | A kind of preparation method of red fluorescence silane coupling agent |
| CN109796710A (en) * | 2018-12-21 | 2019-05-24 | 合肥工业大学 | A kind of preparation method of the compound ultraviolet enhanced film of graphene oxide rare earth compounding |
| CN109796710B (en) * | 2018-12-21 | 2021-11-26 | 合肥工业大学 | Preparation method of graphene oxide rare earth complex composite ultraviolet-enhanced film |
| CN109914094A (en) * | 2019-03-05 | 2019-06-21 | 东华大学 | A kind of preparation method of nano zinc oxide modified aramid fiber |
| CN114702951A (en) * | 2022-04-27 | 2022-07-05 | 上海交通大学内蒙古研究院 | Method for coating silicon oil waterproof layer with energy storage luminescent powder |
| CN115353400A (en) * | 2022-09-29 | 2022-11-18 | 四川交蓉思源科技有限公司 | Toughened silicon nitride ceramic material and preparation method thereof |
| CN117247599A (en) * | 2023-09-15 | 2023-12-19 | 伊斯特密封科技（江苏）有限公司 | Environment-friendly composite flame retardant and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102618260A (en) | Method for preparing carbon nano tube/silica network/ligand/rare-earth organic and inorganic composite luminescent material | |
| Jia et al. | General and facile method to prepare uniform Y2O3: Eu hollow microspheres | |
| Liu et al. | Silica-derived hydrophobic colloidal nano-Si for lithium-ion batteries | |
| Jia et al. | Facile synthesis and luminescence of uniform Y2O3 hollow spheres by a sacrificial template route | |
| CN101774570B (en) | Method for preparing graphite alkyne film and application | |
| Bano et al. | Hierarchical synthesis of silver monoliths and their efficient catalytic activity for the reduction of 4-nitrophenol to 4-aminophenol | |
| Wu et al. | Solid-state photoluminescent silicone-carbon dots/dendrimer composites for highly efficient luminescent solar concentrators | |
| Zhang et al. | Architectures of strontium hydroxyapatite microspheres: solvothermal synthesis and luminescence properties | |
| CN101633779A (en) | Conductive polyaniline composite electrode material and preparation method thereof | |
| Anh Cao et al. | Controllable synthesis of carbon-coated SiO x particles through a simultaneous reaction between the hydrolysis–condensation of tetramethyl orthosilicate and the polymerization of 3-aminophenol | |
| CN106542520B (en) | The preparation method of green orange red three fluorescence graphene quantum dot | |
| CN101181986A (en) | Micron porous carbon microsphere and preparation method thereof | |
| CN104555985B (en) | The preparation method that a kind of boron phosphate is carbon nano-tube modified | |
| CN101748380A (en) | Method for preparing carbon nano tube films, carbon nano tube films and carbon nano tube elements | |
| Mikhraliieva et al. | Excitation-independent blue-emitting carbon dots from mesoporous aminosilica nanoreactor for bioanalytical application | |
| Chang et al. | Quench-resistant and stable nanocarbon dot/sheet emitters with tunable solid-state fluorescence via aggregation-induced color switching | |
| Zhang et al. | A synthesis of graphene quantum dots/hollow TiO 2 nanosphere composites for enhancing visible light photocatalytic activity | |
| Jia et al. | Cotton fiber-biotemplated synthesis of Ag fibers: Catalytic reduction for 4-nitrophenol and SERS application | |
| Li et al. | Multi-walled carbon nanotube-based ternary rare earth (Eu3+, Tb3+) hybrid materials with organically modified silica–oxygen bridge | |
| Huang et al. | Crystalline nanowires of Ln2O2S, Ln2O2S2, LnS2 (Ln= La, Nd), and La2O2S: Eu3+. conversions via the boron-sulfur method that preserve shape | |
| Mou et al. | Synthesis and luminescent properties of monodisperse SiO 2@ SiO 2: Eu (DBM) 3 phen microspheres with core-shell structure by sol–gel method | |
| CN101792664A (en) | Method for preparing hybrid mesoporous luminescent material of calixarene and functionalized rare earth | |
| Mikhraliieva et al. | Benefit of porous silica nanoreactor in preparation of fluorescence carbon dots from citric acid | |
| CN101746713B (en) | Preparation method of composite material of carbon nanotube loaded with Bi2Te3 nanosphere | |
| CN106634982B (en) | Solid red silanized carbon dots and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120801 |