CN108676192A - A kind of preparation method of graphene oxide coated polymer - Google Patents
A kind of preparation method of graphene oxide coated polymer Download PDFInfo
- Publication number
- CN108676192A CN108676192A CN201810319986.7A CN201810319986A CN108676192A CN 108676192 A CN108676192 A CN 108676192A CN 201810319986 A CN201810319986 A CN 201810319986A CN 108676192 A CN108676192 A CN 108676192A
- Authority
- CN
- China
- Prior art keywords
- graphene oxide
- preparation
- monodisperse
- sphere
- polymer
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2333/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2333/10—Homopolymers or copolymers of methacrylic acid esters
- C08J2333/12—Homopolymers or copolymers of methyl methacrylate
Abstract
The invention discloses a kind of preparation methods with graphene oxide coated polymer microballoon.The specific steps are：Monodisperse polymer micro-sphere is distributed in solution；Then upper dendritic macromole is grafted by amidation process, adds stripping graphene oxide water solution, so that graphene oxide is coated on monodisperse polymer surface by electrostatic adsorption.The present invention utilizes the function served as bridge of dendritic macromole, and graphene oxide and monodisperse polymer micro-sphere are coupled, easy to operate, mild condition, it is easy to produce in enormous quantities, prepared organic-inorganic hybrid material good dispersion property in a solvent has good application prospect.
Description
Technical field
The present invention relates to a kind of preparation method of graphene oxide coated polymer, more specifically to utilizing polyamide
With graphene oxide layer electrostatic adsorption occurs for abundant amino group inside amine dendritic macromole, makes graphene oxide
It is coated on monodisperse polymer micro-sphere surface.
Background technology
In recent years, graphene is widely paid close attention to its unique monoatomic layer structure.Currently, the common production of graphene
Method be mechanical stripping method, oxidation-reduction method, SiC epitaxial growth methods, film production method is chemical vapour deposition technique
(CVD).Wherein, as the derivative of graphene, graphene oxide contains a large amount of hydrophily carboxyl, hydroxyl, ring due to surface
Oxygen groups make it in surface chemistry, and the fields such as polymer chemistry have application well.
On the other hand, polymer is modified to assign its unique physical and chemical performance to be that polymer chemistry is ground
Study carefully hot spot.But most of polymer microballoon surface functional group content is low, graft modification is difficult, keeps itself and graphite oxide etc. new
Type two-dimensional material is difficult to be coupled by chemical reaction.
Invention content
The technical problem to be solved by the present invention is to overcome monodisperse polymers to react difficult with graphite oxide, it is difficult to make oxidation
Graphene coated is in the polymer surfaces the shortcomings that.The a large amount of amino groups in daiamid dendritic macromole surface are utilized to provide
Electrostatic Absorption occurs to obtain the monodisperse polymer of graphene oxide cladding with graphene oxide, that is, a kind of oxidation stone is provided
The preparation method of black alkene coated polymer.The method mild condition, step is simple, reproducible, prepared hybrid material tool
There is good stability.
The technical scheme is that：A kind of preparation method of graphene oxide coated polymer, the specific steps are：It will
Monodisperse polymer micro-sphere is distributed in aqueous solution；Then upper daiamid dendritic macromole is grafted by amidation process,
The graphene oxide water solution of stripping is added, so that graphene oxide is coated on polymer surfaces after reaction.
It is preferred that above-mentioned monodisperse polymer micro-sphere is in monodisperse polystyrene particle or polymethyl methacrylate
It is a kind of.
It is preferred that particle size range 180nm~300nm of above-mentioned monodisperse polymer micro-sphere, monodisperse coefficient is 1%~
5%.
The mass concentration of preferred polymers microballoon aqueous solution is 0.1~1%.
The mass ratio of preferred polyamide amine dendritic macromole and monodisperse polymer micro-sphere is 0.05~0.2:1.
The time of preferred amideization reaction is 10~15h, and reaction temperature is 50-70 DEG C.
It is preferred that the mass ratio of graphene oxide and monodisperse polymer micro-sphere is 0.004~0.01:1.
It is preferred that a concentration of 0.5~2mg/ml of graphene oxide water solution.
Above-mentioned graphene oxide water solution stripping means is 1~2h of ultrasound stripping under the conditions of 30~180W of power.
It is preferred that graphene oxide is 0.5 with the daiamid dendritic macromole modification monodisperse polymer micro-sphere reaction time
~2h, reaction temperature are 25~40 DEG C.
The present invention's is to introduce a large amount of amino group on monodisperse polymer surface first, is then by amino group
Bridge makes it that Electrostatic Absorption occur with graphene oxide, graphene oxide layer is firmly coated on to polymer microballoon surface.
Advantageous effect：
1, the graphene oxide coated polymer microballoon prepared by the present invention, it is water-soluble good, there is good stability.
2, the method for graphene oxide coated polymer microballoon of the invention, easy to operate, mild condition.
3, the graphene oxide coated polymer microballoon prepared by the present invention can be applied to photoelectric device, high-performance polymerization
The fields such as object.
Description of the drawings
Fig. 1 is the scanning electron microscope image of 1 graphene oxide coated polymer microballoon of the embodiment of the present invention.
Specific implementation mode
Illustrate the present invention below by way of specific embodiment, but the present invention is not merely defined in these embodiments.
Embodiment 1
It is 218nm by 0.2g grain sizes, the monodisperse polystyrene microsphere that monodisperse coefficient is 1% is dispersed in water, is made
The lotion that polystyrene microsphere mass fraction is 0.2%.Then 0.01g daiamid trees are added in lotion under the conditions of 50 DEG C
Dendritic macromolecules react 11h, obtain a large amount of amido modified polystyrene microspheres in surface.Meanwhile it is a concentration of to configure 10ml
The graphene oxide of 0.9mg/ml, 50W ultrasounds remove 1h.Finally, in obtained amido modified polyphenyl second under the conditions of 26 DEG C
The graphene oxide removed is added in alkene lotion, fully reacts 0.5h.Obtain final product.
Fig. 1 is the monodisperse polystyrene microsphere scanning electron microscope schematic diagram of graphene oxide cladding, can be with
Find out, the microspherulite diameter is uniform, and there are one layer of graphene oxide layers on surface, and covering amount is higher.
Embodiment 2
It is 236nm by 0.2g grain sizes, the monodisperse poly (methyl methacrylate) micro-sphere that monodisperse coefficient is 3% is scattered in water
In, the lotion that poly (methyl methacrylate) micro-sphere mass fraction is 0.4% is made.Then it is added in lotion under the conditions of 56 DEG C
0.02g daiamid dendritic macromoles react 13h, obtain a large amount of amido modified poly (methyl methacrylate) micro-spheres in surface.
Meanwhile the graphene oxide of a concentration of 1.5mg/ml of 10ml is configured, 100W ultrasounds remove 1.5h.Finally, under the conditions of 35 DEG C
The graphene oxide removed is added in obtained amido modified polymethyl methacrylate lotion, fully reacts 1h.It obtains
Final product.
Embodiment 3
It is 280nm by 0.2g grain sizes, the monodisperse polystyrene that monodisperse coefficient is 4.5% is dispersed in water, is made poly-
The lotion that phenylethylene micro ball mass fraction is 0.7%.Then 0.04g daiamid branches are added in lotion under the conditions of 65 DEG C
Shape macromolecular reacts 15h, obtains a large amount of amido modified polystyrene microspheres in surface.Meanwhile configuring a concentration of 1.8mg/ of 10ml
The graphene oxide of ml, 170W ultrasounds remove 2h.Finally, in obtained amido modified polystyrene emulsion under the conditions of 40 DEG C
It is middle that the graphene oxide removed is added, fully react 1.6h.Obtain final product.
Claims (10)
1. a kind of preparation method of graphene oxide coated polymer, the specific steps are：Monodisperse polymer micro-sphere is disperseed
Into aqueous solution；Then upper daiamid dendritic macromole is grafted by amidation process, adds the graphite oxide of stripping
Aqueous solution makes graphene oxide be coated on polymer surfaces after reaction.
2. preparation method according to claim 1, it is characterised in that the monodisperse polymer micro-sphere is poly- for monodisperse
One kind in styrene particles or polymethyl methacrylate.
3. preparation method according to claim 1, it is characterised in that the particle size range of the monodisperse polymer micro-sphere
180nm~300nm, monodisperse coefficient are 1%~5%.
4. preparation method according to claim 1, it is characterised in that the mass concentration of polymer microballoon aqueous solution be 0.1~
1%.
5. preparation method according to claim 1, it is characterised in that daiamid dendritic macromole and monodisperse polymer
The mass ratio of object microballoon is 0.05~0.2:1.
6. preparation method according to claim 1, it is characterised in that the time of amidation process is 10~15h, reaction temperature
Degree is 50-70 DEG C.
7. preparation method according to claim 1, it is characterised in that the matter of graphene oxide and monodisperse polymer micro-sphere
Amount is than being 0.004~0.01:1.
8. preparation method according to claim 1, it is characterised in that a concentration of 0.5~2mg/ of graphene oxide water solution
ml。
9. preparation method according to claim 1, it is characterised in that graphene oxide water solution stripping means is in power
1~2h of ultrasound stripping under the conditions of 30~180W.
10. preparation method according to claim 1, it is characterised in that graphene oxide water solution and daiamid dendroid
The big molecular modification monodisperse polymer micro-sphere reaction time is 0.5~2h, and reaction temperature is 25~40 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319986.7A CN108676192A (en) | 2018-04-11 | 2018-04-11 | A kind of preparation method of graphene oxide coated polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319986.7A CN108676192A (en) | 2018-04-11 | 2018-04-11 | A kind of preparation method of graphene oxide coated polymer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108676192A true CN108676192A (en) | 2018-10-19 |
Family
ID=63800932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810319986.7A Pending CN108676192A (en) | 2018-04-11 | 2018-04-11 | A kind of preparation method of graphene oxide coated polymer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108676192A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482950A (en) * | 2019-08-20 | 2019-11-22 | 湖州师范学院 | A kind of low-cost high-strength insulation board and preparation method thereof |
| CN110492084A (en) * | 2019-09-06 | 2019-11-22 | 中南大学 | A kind of spherical anode material Si@MXene of core-shell structure and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104945631A (en) * | 2015-05-18 | 2015-09-30 | 浙江大学 | Preparation method of novel grafted dendritic macromolecular microspheres |
| CN105274000A (en) * | 2014-07-15 | 2016-01-27 | 中国科学院大连化学物理研究所 | Immobilized enzyme reactor and preparation method and application |
| CN107262064A (en) * | 2017-07-26 | 2017-10-20 | 浙江大学 | A kind of preparation method of daiamid grafted graphene oxide cladded type biological micromolecule adsorbent |
-
2018
- 2018-04-11 CN CN201810319986.7A patent/CN108676192A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105274000A (en) * | 2014-07-15 | 2016-01-27 | 中国科学院大连化学物理研究所 | Immobilized enzyme reactor and preparation method and application |
| CN104945631A (en) * | 2015-05-18 | 2015-09-30 | 浙江大学 | Preparation method of novel grafted dendritic macromolecular microspheres |
| CN107262064A (en) * | 2017-07-26 | 2017-10-20 | 浙江大学 | A kind of preparation method of daiamid grafted graphene oxide cladded type biological micromolecule adsorbent |
Non-Patent Citations (2)
| Title |
|---|
| GAOFEI DANG ET AL.: ""Polymer nanoparticles with dendrimer-Ag shell and its application in catalysis"", 《PARTICULOGY》 * |
| 刘冰等: ""超支化聚酰胺酯改性聚甲基丙烯酸甲酯微流控芯片的制备及其在生物分子分离检测中的应用"", 《色谱》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482950A (en) * | 2019-08-20 | 2019-11-22 | 湖州师范学院 | A kind of low-cost high-strength insulation board and preparation method thereof |
| CN110492084A (en) * | 2019-09-06 | 2019-11-22 | 中南大学 | A kind of spherical anode material Si@MXene of core-shell structure and preparation method thereof |
| CN110492084B (en) * | 2019-09-06 | 2021-01-08 | 中南大学 | Spherical negative electrode composite material Si @ MXene with core-shell structure and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Fujimoto et al. | Preparation of unsymmetrical microspheres at the interfaces | |
| Liu et al. | A novel oriented immobilized lipase on magnetic nanoparticles in reverse micelles system and its application in the enrichment of polyunsaturated fatty acids | |
| CN102389755B (en) | Preparation method of agar gel microspheres | |
| CN105885354B (en) | A kind of preparation method and application of cage-type silsesquioxane modified carbon nano-tube | |
| CN108676192A (en) | A kind of preparation method of graphene oxide coated polymer | |
| CN104497322A (en) | Method for preparing nano lignin by use of liquid phase deposition technique | |
| CN109205594A (en) | A kind of preparation method and applications of graphene conductive microballoon | |
| Dong et al. | Interfacial and phase transfer behaviors of polymer brush grafted amphiphilic nanoparticles: a computer simulation study | |
| Liu et al. | Preparation of superparamagnetic sodium alginate nanoparticles for covalent immobilization of Candida rugosa lipase | |
| CN104559327A (en) | Surface modified nano calcium carbonate with core-shell structure and preparation method thereof | |
| Hils et al. | Patchy micelles with a crystalline core: Self-assembly concepts, properties, and applications | |
| CN1631906A (en) | Process for preparing monodispersity shell/core composite granular emulsion by using nano silicon dioxide microsphere coated by polystyrene | |
| CN105566929A (en) | Lignin microcapsule and method of producing the same | |
| Xiao et al. | Self-assembled regenerated silk fibroin microsphere-embedded Fe3O4 magnetic nanoparticles for immobilization of zymolyase | |
| CN101983978B (en) | Preparation method of monodisperse conducting polymer microballoon | |
| CN102070783B (en) | Controllable self-assembly low temperature hydrothermal preparation method of micron-nano polyaniline | |
| CN104387712A (en) | Nano composite carrier with superparamagnetism and preparation method thereof | |
| CN106430222A (en) | Nanosilicon dioxide pellet and preparing method thereof | |
| Wang et al. | Lipase immobilization onto the surface of PGMA-b-PDMAEMA-grafted magnetic nanoparticles prepared via atom transfer radical polymerization | |
| CN109535393B (en) | Preparation method of microporous organic polymer nano-microspheres and product thereof | |
| JP6123053B2 (en) | Method for producing polymer fine particles | |
| Wu et al. | Effect of solvents and precipitant on the properties of chitosan nanoparticles in a water-in-oil microemulsion and its lipase immobilization performance | |
| CN104788688A (en) | Asymmetrically structured flake-like solid emulsifier and preparation method thereof | |
| CN107812500A (en) | A kind of magnetic polymer microsphere and preparation method thereof | |
| CN1800229A (en) | Preparation of monodispersion high molecular nanometer sphere using envelop virus as template |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181019 |