CN108358187A - A kind of preparation method of the golden yellow fluorescent carbon point of hair - Google Patents
A kind of preparation method of the golden yellow fluorescent carbon point of hair Download PDFInfo
- Publication number
- CN108358187A CN108358187A CN201810299681.4A CN201810299681A CN108358187A CN 108358187 A CN108358187 A CN 108358187A CN 201810299681 A CN201810299681 A CN 201810299681A CN 108358187 A CN108358187 A CN 108358187A
- Authority
- CN
- China
- Prior art keywords
- golden yellow
- carbon dots
- fluorescence
- carbon
- reaction
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/65—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Biophysics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of preparation methods of the golden yellow fluorescent carbon point of hair.0.1 ~ 0.5 g o-phenylenediamines and 0.1 ~ 0.5 g dimethyl diaminophenazine chlorides are dissolved in 10 ~ 20 mL to cross in the secondary water of 0.22 μm of film, it stirs evenly and makes it dissolve, mixed liquor is transferred in the polytetrafluoroethylene (PTFE) stainless steel cauldron that volume is 15 ~ 25mL and carries out hydro-thermal reaction 4 ~ 10 hours for 140 ~ 200 DEG C；After reaction terminates, obtain sending out golden yellow the carbon dots of fluorescence by centrifugation, filtering, dialysis, freeze-drying.The property of carbon dots prepared by the present invention can be controlled by adjusting mass ratio, reaction time, reaction temperature and the reaction vessel of reactant, obtain the carbon dots with golden yellow fluorescence, and Relative quantum yields 14.3% have stable fluorescence property.
Description
Technical field
The present invention relates to a kind of preparation methods of the golden yellow fluorescent carbon point of hair.
Background technology
The development and application of novel function nanometer material is always chemistry, each research field such as engineering and biomedicine
Research hotspot.Carbon is present in the form of all organic life, is played a crucial role in the development of nano material.From
Three-dimensional grapheme, two-dimensional graphene and graphene oxide, arrive one-dimensional carbon nanotube, and c-based nanomaterial continues to excite scientific circles
Excellent characteristic and huge potential application.Carbon dots as one of zero dimension c-based nanomaterial（Carbon dots, CDs）, make
For the quantum dot based on semiconductor（QDs）Potential nontoxic substitute, cause the researcher in every field recently
It is more and more to pay attention to.The characteristic fluorescence characteristic of CDs opens the epoch of its bio-imaging application.Since their quantum produces
Rate, water-soluble and be readily synthesized, they are better than other fluorescence carbon nano-particles.In addition, they have good physical chemistry and
Photochemical stability；Functionalization and surface passivation ability are further expanded to biomedical other field from bio-imaging, such as
Drug conveys, gene conveying, bio-sensing, catalysis etc..Structure/functional characteristic that carbon dots are adjusted by chemical method is always should
The protrusion research direction in field, it is intended to control the excitation dependence transmitting distribution of carbon dots.The multicolor property of carbon dots is tracked to carbon
The relative abundance of functional group, especially aromatic moieties on point surface, C=N, C=O and C-N keys.
Currently, the preparation of CDs and its research of mechanism are scarcely out of swaddling-clothes, therefore, the CDs of the different characteristics of luminescences is probed into
Preparation and by functionalization and surface passivation to the structure and performance of carbon dots realize regulation and control have great significance of scientific research and
Application value.
Invention content
It is an object of the present invention to provide a kind of carbon dots materials and preparation method thereof of the golden yellow fluorescence of hair, by o-phenylenediamine solution
By hydro-thermal reaction, it can be achieved that the preparation of the carbon dots of golden yellow fluorescence.
The specific steps are:
0.1 ~ 0.5g o-phenylenediamines and 0.1 ~ 0.5g dimethyl diaminophenazine chlorides are dissolved in 10 ~ 20mL to cross in film (0.22 μm) secondary water, stirring evenly makes
It is dissolved, and mixed liquor is transferred to 140 ~ 200 DEG C of progress hydro-thermals in the polytetrafluoroethylene (PTFE) stainless steel cauldron that volume is 15 ~ 25mL
Reaction 4 ~ 10 hours；After reaction terminates, obtain sending out golden yellow the carbon dots of fluorescence by centrifugation, filtering, dialysis, vacuum drying.
Compared with prior art, the beneficial effects of the present invention are：
The present invention selects a kind of raw material not only as carbon source but also is modification group, and another substance, which is added, can change its spy that shines
Sign, using the nontoxic carbon dots for send out golden yellow coloured light of simple hydro-thermal method synthesizing environment-friendly, wherein the zero-dimension nano modified by amido
Structure carbon dots have strong fluorescence performance, Relative quantum yields 14.3%.Carbon dots material prepared by this method in bio-sensing and
Bio-imaging has broad application prospects.The safety of this preparation method is good, of low cost, environmentally friendly, optical property is excellent
It is good, it is suitable for industrialized production.Present invention process is simple, easy to operate, and the carbon dots fluorescence intensity of preparation is stablized.
Description of the drawings
Fig. 1 is the scanning launching light spectrogram for the carbon dots that the embodiment of the present invention obtains.
Fig. 2 is picture of the obtained carbon dots of the embodiment of the present invention under ultra violet lamp.
Fig. 3 is picture of the obtained carbon dots of the embodiment of the present invention under natural light irradiation.
Fig. 4 is the abosrption spectrogram for the carbon dots that the embodiment of the present invention obtains.
Fig. 5 is the fluorescence emission spectrogram of compound for the carbon dots that the embodiment of the present invention obtains.
Fig. 6 is the Fourier-infrared spectrogram for the carbon dots that the embodiment of the present invention obtains.
Specific implementation mode
Embodiment：
0.1 g o-phenylenediamines, 0.1g dimethyl diaminophenazine chlorides and 20 mL are crossed into film secondary water（0.22 μm）It is uniformly mixed, is transferred to 20 mL
In polytetrafluoroethylene (PTFE) stainless steel cauldron, it is placed in 180 DEG C of baking ovens and carries out hydro-thermal reaction 8 hours；After reacting liquid cooling, centrifugation,
Filtering, dialysis, freeze-drying obtain sending out golden yellow the carbon dots of fluorescence, are made into the mother liquor of 1 mg/mL, spare.
It will be seen from figure 1 that carbon dots have maximum emission wavelength when excitation wavelength is 420nm.
From Fig. 2 it is observed that golden yellow fluorescence can be observed under 365 nm ultraviolet lamps.
From Fig. 3 it is observed that filbert carbon dots aqueous solution can be observed under natural light.
From Fig. 4 it is observed that the aqueous solution of carbon dots is in ultra-violet (UV) band stronger absorption, but inhaled without apparent feature
It receives.
From Fig. 5 it is observed that the maximum excitation and emission peak of carbon dots are located at 420 nm and 510 nm.
Claims (1)
1. a kind of preparation method of the golden yellow fluorescent carbon point of hair, it is characterised in that the specific steps are：
0.1 ~ 0.5 g o-phenylenediamines and 0.1 ~ 0.5 g dimethyl diaminophenazine chlorides are dissolved in 10 ~ 20 mL to cross in the secondary water of 0.22 μm of film, stirred evenly
It makes it dissolve, mixed liquor is transferred to 140 ~ 200 DEG C of progress water in the polytetrafluoroethylene (PTFE) stainless steel cauldron that volume is 15 ~ 25mL
Thermal response 4 ~ 10 hours；After reaction terminates, obtain sending out golden yellow the carbon of fluorescence by centrifugation, filtering, dialysis, freeze-drying
Point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299681.4A CN108358187A (en) | 2018-04-04 | 2018-04-04 | A kind of preparation method of the golden yellow fluorescent carbon point of hair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299681.4A CN108358187A (en) | 2018-04-04 | 2018-04-04 | A kind of preparation method of the golden yellow fluorescent carbon point of hair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108358187A true CN108358187A (en) | 2018-08-03 |
Family
ID=63001727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810299681.4A Pending CN108358187A (en) | 2018-04-04 | 2018-04-04 | A kind of preparation method of the golden yellow fluorescent carbon point of hair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108358187A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054826A (en) * | 2018-09-12 | 2018-12-21 | 山西大学 | A kind of red fluorescence carbon quantum dot and its preparation method and application |
| CN109486481A (en) * | 2018-11-21 | 2019-03-19 | 山西大学 | One kind is for detecting Ag+With the Ratio-type fluorescent carbon point of GSH and preparation method thereof |
| CN111057541A (en) * | 2020-01-13 | 2020-04-24 | 山西大学 | Nitrogen-doped orange fluorescent carbon quantum dot and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011005859A2 (en) * | 2009-07-07 | 2011-01-13 | University Of Florida Research Foundation, Inc. | Stable and all solution processable quantum dot light-emitting diodes |
| CN105236383A (en) * | 2015-09-14 | 2016-01-13 | 复旦大学 | Wavelength adjustable carbon quantum dots, preparation method and applications thereof |
| CN105295909A (en) * | 2015-10-30 | 2016-02-03 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for using phenylenediamine and citric acid for preparing carbon quantum dot marking probe for cell developing |
| CN105542764A (en) * | 2016-01-29 | 2016-05-04 | 兰州大学 | Yellow fluorescence carbon dots with high quantum yield and preparation method thereof |
| CN107686727A (en) * | 2017-09-01 | 2018-02-13 | 江苏瓷光光电有限公司 | Yellow carbon quantum dot fluorescent material and preparation method and application |
-
2018
- 2018-04-04 CN CN201810299681.4A patent/CN108358187A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011005859A2 (en) * | 2009-07-07 | 2011-01-13 | University Of Florida Research Foundation, Inc. | Stable and all solution processable quantum dot light-emitting diodes |
| CN105236383A (en) * | 2015-09-14 | 2016-01-13 | 复旦大学 | Wavelength adjustable carbon quantum dots, preparation method and applications thereof |
| CN105295909A (en) * | 2015-10-30 | 2016-02-03 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for using phenylenediamine and citric acid for preparing carbon quantum dot marking probe for cell developing |
| CN105542764A (en) * | 2016-01-29 | 2016-05-04 | 兰州大学 | Yellow fluorescence carbon dots with high quantum yield and preparation method thereof |
| CN107686727A (en) * | 2017-09-01 | 2018-02-13 | 江苏瓷光光电有限公司 | Yellow carbon quantum dot fluorescent material and preparation method and application |
Non-Patent Citations (2)
| Title |
|---|
| MINGYU LI,ET AL.: ""Organic amine-grafted carbon quantum dots with tailored surface and enhanced photoluminescence properties"", 《CARBON》 * |
| 许琳等: ""量子点探针应用于粮油中黄曲霉毒素免疫检测的研究"", 《中国油料作物学报》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054826A (en) * | 2018-09-12 | 2018-12-21 | 山西大学 | A kind of red fluorescence carbon quantum dot and its preparation method and application |
| CN109054826B (en) * | 2018-09-12 | 2021-03-30 | 山西大学 | Red fluorescent carbon quantum dot and preparation method and application thereof |
| CN109486481A (en) * | 2018-11-21 | 2019-03-19 | 山西大学 | One kind is for detecting Ag+With the Ratio-type fluorescent carbon point of GSH and preparation method thereof |
| CN109486481B (en) * | 2018-11-21 | 2021-05-14 | 山西大学 | Is used for detecting Ag+GSH (glutathione) ratio type fluorescent carbon dot and preparation method thereof |
| CN111057541A (en) * | 2020-01-13 | 2020-04-24 | 山西大学 | Nitrogen-doped orange fluorescent carbon quantum dot and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Das et al. | Carbon quantum dots from natural resource: A review | |
| Peng et al. | Polyethylene glycol (PEG) derived carbon dots: Preparation and applications | |
| Zhang et al. | Highly photoluminescent carbon dots derived from egg white: facile and green synthesis, photoluminescence properties, and multiple applications | |
| Dang et al. | Large-scale ultrasonic fabrication of white fluorescent carbon dots | |
| Nair et al. | Rapid, acid-free synthesis of high-quality graphene quantum dots for aggregation induced sensing of metal ions and bioimaging | |
| Tan et al. | Enhanced photoluminescence and characterization of multicolor carbon dots using plant soot as a carbon source | |
| CN103980894B (en) | A kind of have the fluorescent carbon quantum dot of targets identification function, preparation method and application thereof to cancer cells | |
| CN108358187A (en) | A kind of preparation method of the golden yellow fluorescent carbon point of hair | |
| CN106044743B (en) | A kind of preparation method and applications of the Water-soluble carbon quantum dot based on egg shell membrane | |
| CN103160279A (en) | Functional carbon dots, and preparation and application thereof | |
| Sivasankarapillai et al. | Recent advancements in the applications of carbon nanodots: Exploring the rising star of nanotechnology | |
| Lin et al. | Eco-friendly synthesis of shrimp egg-derived carbon dots for fluorescent bioimaging | |
| CN108128767A (en) | A kind of method and its application that carbon quantum dot is quickly prepared in room temperature environment | |
| CN108753283B (en) | Method for safely and simply preparing double-doped nitrogen and phosphorus carbon quantum dots | |
| CN102992311A (en) | Method for preparing graphene quantum dots through carbon nano tube | |
| CN108545715A (en) | A kind of preparation method for the red fluorescence carbon dots that transmitting does not change with excitation wavelength | |
| CN109266324A (en) | Dendroid silica@carbon dots composite nanometer particle and preparation method thereof | |
| CN107541208B (en) | Preparation method of core-shell graphene quantum dot @ mesoporous silica nanomaterial | |
| Vithalani et al. | Glowing photoluminescene in carbon-based nanodots: current state and future perspectives | |
| CN108516533A (en) | A kind of preparation method of hair peak green fluorescent carbon point | |
| Zheng et al. | Preparation of highly luminescent and color tunable carbon nanodots under visible light excitation for in vitro and in vivo bio-imaging | |
| CN102942935B (en) | One-step method for synthesizing DNA functionalized Zn doped CdTe quantum dot | |
| CN106829922A (en) | A kind of method for synthesizing carbon quantum dot as carbon source with polyethyleneimine | |
| CN106701069A (en) | Preparation method of wavelength-controllable long wavelength emitting fluorescent carbon-based nanodots | |
| De | Carbon dots and their polymeric nanocomposites |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180803 |