CN102500755A - Preparation method for graphene-supported metal nanoparticle compound - Google Patents
Preparation method for graphene-supported metal nanoparticle compound Download PDFInfo
- Publication number
- CN102500755A CN102500755A CN2011103427382A CN201110342738A CN102500755A CN 102500755 A CN102500755 A CN 102500755A CN 2011103427382 A CN2011103427382 A CN 2011103427382A CN 201110342738 A CN201110342738 A CN 201110342738A CN 102500755 A CN102500755 A CN 102500755A
- Authority
- CN
- China
- Prior art keywords
- metal nanoparticle
- graphene
- preparation
- supported
- supported metal
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a preparation method for a graphene-supported metal nanoparticle compound. The method comprises the following steps of: preparing metal nanoparticles with uniform size through controllable synthesis; uniformly supporting the metal nanoparticles on graphene oxide through adsorption; and catalyzing NaBH4 at normal temperature to reduce the graphene oxide by taking the metal nanoparticles as a catalyst so as to obtain the graphene-supported metal nanoparticle compound. By using the method provided by the invention, the compounds with strong toxicity and volatility such as hydrazine hydrate and derivatives thereof are prevented from being used as reducing agents to prepare the graphene-supported metal nanoparticle compound; the method has the characteristics of environmental friendliness, safety and the like; meanwhile, the method can be performed under the conditions of room temperature and different acid-base (pH) conditions with mild reaction conditions. Through the method, various noble metals and transition metal nanoparticles can be supported on the graphene, and some metal oxides for catalyzing decomposition of NaBH4 can also be supported.
Description
Technical field
The present invention relates to the nano composite material preparing technical field, be specifically related to a kind of preparation method of graphene-supported metal nanoparticle compound.
Background technology
Graphene-supported metal nanoparticle compound has excellent catalytic capability, and outstanding electric conductivity and optical property can be widely used in numerous areas such as sensor, photovoltaic cell, organic catalyst compound.
Hummer, Brodie, methods such as Staudenmaier can the mass preparation graphene oxide, and through adding hydrazine hydrate, reducing agents such as benzylamine just can reduce under heating condition and obtain Graphene then.At present; Mainly contain two kinds of methods and prepare graphene-supported metal nanoparticle compound; A kind of is that first presoma with graphene oxide and metal ion mixes, and adds one step of reducing agent synthesizing graphite alkene carried metal nano-particle complex then, this method simple and fast; But the metal nanoparticle structure of preparation and pattern are difficult to control, have influenced the character of compound; Another kind is to distinguish redox graphene and metal ion presoma in two steps; Through the graphene-supported metal nanoparticle compound of absorption preparation; This method is complicated; But can effectively control the structure and the pattern of metal nanoparticle, give full play of the excellent properties of graphene-supported metal nanoparticle compound.
Before the present invention; Work in the past mainly is to remove to prepare graphene-supported metal nanoparticle compound with hydrazine hydrate and derivative thereof as reducing agent; But hydrazine hydrate and derivative thereof have very strong toxicity and volatility; Can not be used for large-scale use, and compound a lot of nitrogen-atoms that can mix of preparation, influence the physics and the chemical property of compound.Bibliographical information was also arranged with ascorbic acid (VC), sodium borohydride (NaBH in nearest 2 years
4), diallyl dimethyl ammoniumchloride (PDDA) etc. prepares graphene-supported metal nanoparticle compound as reducing agent, but these reactions must just can be advanced ability under high-temperature condition, react comparatively violent, increase the defective of Graphene easily.
Summary of the invention
In order to overcome the deficiency that prior art exists, the present invention provides the preparation method of the graphene-supported metal nanoparticle compound of preparation under a kind of normal temperature condition.
For reaching the foregoing invention purpose; The technical scheme that the present invention adopted is: combine shown in Figure 1; Metal nanoparticle through controlledly synthesis preparation has single-size loads to metal nanoparticle on the graphene oxide through absorption equably, with metal nanoparticle as catalyst NaBH
4Redox graphene at normal temperatures, thus graphene-supported metal nanoparticle compound obtained, specifically may further comprise the steps:
Step 1: graphene oxide is purified repeatedly with hydrochloric acid and deionized water washing respectively, obtain pure graphite oxide aqueous solution, and ultrasonic dispersion a period of time;
Step 2: through controlledly synthesis, add reducing agent metal ion precursor solution is reduced to metal nanoparticle, be dispersed in uniformly in the aqueous solution, obtain the metal nanoparticle aqueous solution;
Step 3: the graphite oxide aqueous solution is joined in the metal nanoparticle aqueous solution, be uniformly dispersed under the room temperature, obtain once uniform graphene oxide-loaded metal nanoparticle mixed solution;
Step 4: incite somebody to action once uniform graphene oxide-loaded centrifugal a period of time of metal nanoparticle mixed solution; Repeat repeatedly with water washing; Add ultrasonic dispersion a period of time of deionized water, obtain the uniform graphene oxide-loaded metal nanoparticle mixed solution of secondary;
Step 5: add NaBH
4, reaction a period of time, use deionized water and ethanol centrifuge washing respectively repeatedly, and vacuum drying.
Preferably:
In the step 1, said graphene oxide is made by the Hummer method, and the mass concentration of graphene oxide is 0.1～1mg/ml; The volumetric concentration of the said hydrochloric acid that is used to purify is 2%-4%, and the time of ultrasonic dispersion is 15-30 minute.
In the step 2, the molar concentration of said metal ion precursor solution is 10
-5Mol/L-1 mol/L.Described metal nanoparticle comprises, the simple metal of gold, silver, platinum, palladium, rhodium, ruthenium, iron, cobalt, nickel or by several kinds of alloys that metallic element is formed wherein.
In the step 4; Be to incite somebody to action once uniform graphene oxide-loaded metal nanoparticle mixed solution centrifugal 15 minutes with 20000 rev/mins speed; Repeat 6 times with water washing, add deionized water and obtained the uniform graphene oxide-loaded metal nanoparticle mixed solution of secondary in ultrasonic 5 minutes.
In the step 5, add NaBH
4Afterreaction 2 hours uses deionized water and ethanol with 20000 rev/mins speed centrifuge washing three times respectively, 60 ℃ of following vacuum drying 2 hours.
The present invention is directed to that present graphene-supported metal nanoparticle compound is synthetic need shortcoming such as must to carry out with toxicity reducing agent such as hydrazine hydrate and reaction under heating condition, adopt NaBH
4As reducing agent synthesizing graphite alkene carried metal nano-particle complex at ambient temperature, its advantage is:
(1) avoided the use of hydrazine hydrate and derivative thereof etc. and had strong toxicity and volatile compound, had characteristics such as environmental protection and safety as reducing agent;
(2) this preparation method can at room temperature carry out, and the ambient temperature range that is suitable for is 0 ℃-100 ℃, and reaction condition is gentle, has reduced generation of defects;
(3) this preparation method can carry out under the 2-12 condition in the pH value;
(4) can be through controlling the synthetic of metal nanoparticle, the metal nanoparticle of load different size and structure is to Graphene;
(5) this preparation method not only can the multiple noble metal of load and transition metal nanoparticles to Graphene, can also load some have catalyzing N aBH
4The metal oxide that decomposes.
Description of drawings
Fig. 1 is the reaction sketch map that the inventive method prepares graphene-supported metal nanoparticle compound.
The specific embodiment
Embodiment 1:
(1) washing, purification
The 1mg graphene oxide is dissolved in the 10ml water, and behind the ultrasonic dispersing and dissolving, using volumetric concentration respectively at 20000 rev/mins is 3% HCl and water centrifuge washing 3 times, adds deionized water, makes uniform 1mg/ml graphite oxide aqueous solution;
(2) synthetic 3nm gold grain
0.5mM HAuCl with 5ml
4Join in the 25ml conical flask with the 0.2M softex kw (CTAB) of 5ml, mix, add the 0.01M NaBH of 0.6ml
4, room temperature held 3 hours;
(3) synthetic graphene oxide-loaded 3nm gold grain compound
The 1mg/ml graphite oxide aqueous solution that adds 1ml is in 3nm gold grain solution; Mix, 20000 rev/mins of following water centrifuge washings 6 times obtain graphene oxide-loaded 3nm gold nano grain compound; Add the 5ml deionized water, obtained homogeneous solution in ultrasonic 5 minutes;
(4) synthesizing graphite alkene load 3nm gold grain compound
Add 10mg NaBH
4In the graphene oxide-loaded 3nm gold grain aqueous solution, vibration evenly, room temperature was placed 2 hours, 20000 rev/mins of washings 6 times, 60 degrees centigrade of dryings 2 hours obtain graphene-supported 3nm gold nano grain compound.
Embodiment 2:
(1) washing, purification
The 1mg graphene oxide is dissolved in the 10ml water, behind the ultrasonic dispersing and dissolving, uses 3%HCl and water centrifuge washing respectively 3 times, add deionized water, make uniform 1mg/ml graphite oxide aqueous solution at 20000 rev/mins;
(2) synthetic 10nm gold grain
0.5mM HAuCl with 5ml
4Join in the 25ml conical flask with the 0.2M softex kw (CTAB) of 5ml, mix, add the 0.01M NaBH of 0.6ml
4, room temperature held 3 hours obtains the gold grain of 3nm;
0.5mM HAuCl with 6ml
4Join in the 25ml conical flask with the 0.02M hexadecyltrimethylammonium chloride (CTAC) of 6ml; Mix, the 0.1M ascorbic acid (Vc) that adds 4.5ml again is in flask, at last at the 3nm gold grain seed that adds 0.3ml; Room temperature held 3 hours obtains the gold grain of 10nm;
(3) synthetic graphene oxide-loaded 10nm gold grain compound
The 1mg/ml graphite oxide aqueous solution that adds 1ml is in gold nano grain solution; Mix, 20000 rev/mins of following water centrifuge washings 6 times obtain graphene oxide-loaded 10nm gold nano grain compound; Add the 5ml deionized water, obtained homogeneous solution in ultrasonic 5 minutes;
(4) synthesizing graphite alkene load 10nm gold grain compound
Add 10mg NaBH
4In the graphene oxide-loaded 10nm gold nano grain aqueous solution, vibration evenly, room temperature was placed 2 hours, 20000 rev/mins of washings 6 times, 60 degrees centigrade of dryings 2 hours obtain graphene-supported 10nm gold grain compound.
Embodiment 3:
(1) washing, purification
The 1mg graphene oxide is dissolved in the 10ml water, behind the ultrasonic dispersing and dissolving, uses 3%HCl and water centrifuge washing respectively 3 times, add deionized water, make uniform 0.1mg/ml graphite oxide aqueous solution at 20000 rev/mins;
(2) synthetic graphene oxide Pt nanoparticle compound
0.01M H with 100ul
2PtCl
6Join in the 0.1mg/ml graphite oxide aqueous solution of 10ml, mix, add the NaBH of 1mg
4, room temperature held 3 hours, 20000 rev/mins of following water centrifuge washings 6 times obtain graphene oxide-loaded Pt nanoparticle compound, add the 5ml deionized water, obtain homogeneous solution in ultrasonic 5 minutes;
(3) synthesizing graphite alkene supported platinum nano particle composites
Add 10mg NaBH
4In the graphene oxide-loaded Pt nanoparticle aqueous solution, vibration evenly, room temperature was placed 2 hours, 20000 rev/mins of centrifugal washings 6 times, 60 degrees centigrade of dryings 2 hours obtain graphene-supported Pt nanoparticle compound.
Embodiment 4:
(1) washing, purification
The 1mg graphene oxide is dissolved in the 10ml water, behind the ultrasonic dispersing and dissolving, uses 3%HCl and water centrifuge washing respectively 3 times, add deionized water, make uniform 0.1mg/ml graphite oxide aqueous solution at 20000 rev/mins;
(2) synthetic graphene oxide-loaded palladium nano-particles compound
0.01M K with 100ul
2PdCl
6Join in the 0.1mg/ml graphite oxide aqueous solution of 10ml, mix, add the NaBH of 1mg
4, room temperature held 3 hours, 20000 rev/mins of following water centrifuge washings 6 times obtain graphene oxide-loaded palladium nano-particles compound, add the 5ml deionized water, obtain homogeneous solution in ultrasonic 5 minutes;
(3) synthesizing graphite alkene supported palladium nano-particle complex
Add 10mg NaBH
4In the graphene oxide-loaded palladium nano-particles aqueous solution, vibration evenly, room temperature was placed 2 hours, 20000 rev/mins of centrifugal washings 6 times, 60 degrees centigrade of dryings 2 hours obtain graphene-supported palladium nano-particles compound.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the preparation method of a graphene-supported metal nanoparticle compound is characterized in that, comprises the steps:
Step 1: graphene oxide is purified repeatedly with hydrochloric acid and deionized water washing respectively, obtain pure graphite oxide aqueous solution, and ultrasonic dispersion a period of time;
Step 2: through controlledly synthesis, add reducing agent metal ion precursor solution is reduced to metal nanoparticle, be evenly dispersed in the aqueous solution, obtain the metal nanoparticle aqueous solution;
Step 3: the graphite oxide aqueous solution is joined in the metal nanoparticle aqueous solution, be uniformly dispersed under the room temperature, obtain once uniform graphene oxide-loaded metal nanoparticle mixed solution;
Step 4: incite somebody to action once uniform graphene oxide-loaded centrifugal a period of time of metal nanoparticle mixed solution; Repeat repeatedly with water washing; Add ultrasonic dispersion a period of time of deionized water, obtain the uniform graphene oxide-loaded metal nanoparticle mixed solution of secondary;
Step 5: add NaBH
4, reaction a period of time, use deionized water and ethanol centrifuge washing respectively repeatedly, and vacuum drying, promptly obtain graphene-supported metal nanoparticle compound.
2. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, in the step 1, said graphene oxide is made by the Hummer method, and the mass concentration of graphene oxide is 0.1～1mg/ml.
3. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, in the step 1, the volumetric concentration of the said hydrochloric acid that is used to purify is 2%-4%, and the time of ultrasonic dispersion is 15-30 minute.
4. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, in the step 2, the molar concentration of said metal ion precursor solution is 10
-5Mol/L-1 mol/L.
5. the preparation method of graphene-supported metal nanoparticle compound according to claim 1; It is characterized in that; Described metal nanoparticle comprises, the simple metal of gold, silver, platinum, palladium, rhodium, ruthenium, iron, cobalt, nickel or by several kinds of alloys that metallic element is formed wherein.
6. the preparation method of graphene-supported metal nanoparticle compound according to claim 1; It is characterized in that; In the step 4; Be to incite somebody to action once uniform graphene oxide-loaded metal nanoparticle mixed solution centrifugal 15 minutes, repeat 6 times, add deionized water and obtained the uniform graphene oxide-loaded metal nanoparticle mixed solution of secondary in ultrasonic 5 minutes with water washing with 20000 rev/mins speed.
7. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, in the step 5, adds NaBH
4Afterreaction 2 hours uses deionized water and ethanol with 20000 rev/mins speed centrifuge washing three times respectively, 60 ℃ of following vacuum drying 2 hours.
8. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, the ambient temperature range that is suitable for for preparing graphene-supported metal nanoparticle compound with said method is 0 ℃～100 ℃ a temperature.
9. the preparation method of graphene-supported metal nanoparticle compound according to claim 1 is characterized in that, the reaction PH condition that is suitable for for preparing graphene-supported metal nanoparticle compound with said method is that pH value is 2-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103427382A CN102500755B (en) | 2011-11-03 | 2011-11-03 | Preparation method for graphene-supported metal nanoparticle compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103427382A CN102500755B (en) | 2011-11-03 | 2011-11-03 | Preparation method for graphene-supported metal nanoparticle compound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102500755A true CN102500755A (en) | 2012-06-20 |
| CN102500755B CN102500755B (en) | 2013-12-11 |
Family
ID=46212921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103427382A Active CN102500755B (en) | 2011-11-03 | 2011-11-03 | Preparation method for graphene-supported metal nanoparticle compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102500755B (en) |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755877A (en) * | 2012-08-01 | 2012-10-31 | 合肥工业大学 | Composite adsorbing material for adsorbing arsenic in water and preparation method thereof |
| CN103013229A (en) * | 2012-12-30 | 2013-04-03 | 中国科学院宁波材料技术与工程研究所 | Graphene based conductive ink and preparation method thereof as well as flexible conductive thin film |
| CN103286308A (en) * | 2012-02-24 | 2013-09-11 | 中国科学院理化技术研究所 | Metal/grapheme nanocomposite and preparation method thereof |
| CN103551591A (en) * | 2013-11-11 | 2014-02-05 | 福建医科大学 | Porous platinum-graphene oxide composite nano material and preparation method thereof |
| WO2014047930A1 (en) * | 2012-09-29 | 2014-04-03 | East China University Of Science And Technology | Methods and compositions for making metal oxide-graphene composites |
| CN103752306A (en) * | 2013-12-24 | 2014-04-30 | 华中科技大学 | Preparation method of catalyst for producing cyclohexane through benzene hydrogenation, and product and application of catalyst |
| CN104119677A (en) * | 2013-04-28 | 2014-10-29 | 南京理工大学 | Cobalt ferrite-graphene-polyaniline ternary nano composite material and preparation method thereof |
| CN104384524A (en) * | 2014-11-19 | 2015-03-04 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for preparing flake graphite single/multiple load precious metal nano particles |
| CN104437545A (en) * | 2014-11-22 | 2015-03-25 | 湖南科技大学 | Preparation method and product of NiAuPd nano alloy/graphene high-efficiency catalyst |
| CN104785773A (en) * | 2015-03-30 | 2015-07-22 | 戴亚洲 | Surface spray fusing anti-corrosion anti-abrasion heat superconducting nano-graphene alloy powder and manufacturing method thereof |
| CN104874404A (en) * | 2015-04-30 | 2015-09-02 | 天津大学 | Magnetic graphene-based platinum-nickel bimetallic catalyst and preparation method of magnetic graphene-based platinum-nickel bimetallic catalyst |
| CN105062299A (en) * | 2015-07-15 | 2015-11-18 | 延平区鑫东来新型导电材料加工厂 | Modified graphene conductive coating and preparation method thereof |
| CN105206848A (en) * | 2015-08-18 | 2015-12-30 | 济宁利特纳米技术有限责任公司 | Method for preparing zinc air battery air electrode graphene load hybrid catalysts |
| CN105540577A (en) * | 2016-02-26 | 2016-05-04 | 中国科学院理化技术研究所 | Method for preparing graphene and graphene composite through reducing graphene oxide at room temperature |
| CN106032585A (en) * | 2015-03-13 | 2016-10-19 | 中国科学院上海应用物理研究所 | Graphene-inorganic nanometer particle composite fiber and preparing method thereof |
| CN106111170A (en) * | 2016-06-29 | 2016-11-16 | 武汉大学苏州研究院 | A kind of phosphorus doping rhodium Raney nickel of support type and its preparation method and application |
| CN106238060A (en) * | 2016-09-29 | 2016-12-21 | 山东欧铂新材料有限公司 | A kind of preparation method of graphene/nickel composite |
| CN106543534A (en) * | 2016-11-02 | 2017-03-29 | 北京圣盟丰联科贸有限公司 | Multifunctional graphite vinyl/polymer masterbatch and preparation method thereof |
| CN107737947A (en) * | 2017-10-18 | 2018-02-27 | 武汉大学 | A kind of preparation method of grapheme platinum silver metal nano composite material |
| US10002720B2 (en) | 2013-03-05 | 2018-06-19 | East China University Of Science And Technology | Preparation of metal oxide-graphene composite films |
| CN108325528A (en) * | 2017-01-19 | 2018-07-27 | 南京理工大学 | A kind of cobalt/graphen catalyst |
| CN111069591A (en) * | 2018-10-22 | 2020-04-28 | 哈尔滨工业大学（威海） | Preparation method of nickel-cobalt alloy particle modified graphene micro-sheet wave-absorbing composite powder |
| CN113252631A (en) * | 2021-05-13 | 2021-08-13 | 青岛农业大学 | Fluorescent colorimetric nucleic acid aptamer sensor for dual detection of profenofos pesticide, and preparation method and application thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108378440A (en) * | 2018-03-15 | 2018-08-10 | 广西中医药大学 | Chinese medicine antibacterial mask containing graphene oxide-copper silver nanoparticle compound |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006037145A (en) * | 2004-07-23 | 2006-02-09 | Toda Kogyo Corp | Silver nano-grain and producing method therefor, and dispersion body containing silver nano-grain |
| CN101962183A (en) * | 2010-11-09 | 2011-02-02 | 厦门大学 | Amphipathic graphene composite membrane and preparation method thereof |
| CN102218540A (en) * | 2010-04-14 | 2011-10-19 | 韩国科学技术院 | Graphene/metal nanocomposite powder and method of manufacturing the same |
-
2011
- 2011-11-03 CN CN2011103427382A patent/CN102500755B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006037145A (en) * | 2004-07-23 | 2006-02-09 | Toda Kogyo Corp | Silver nano-grain and producing method therefor, and dispersion body containing silver nano-grain |
| CN102218540A (en) * | 2010-04-14 | 2011-10-19 | 韩国科学技术院 | Graphene/metal nanocomposite powder and method of manufacturing the same |
| CN101962183A (en) * | 2010-11-09 | 2011-02-02 | 厦门大学 | Amphipathic graphene composite membrane and preparation method thereof |
Cited By (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286308A (en) * | 2012-02-24 | 2013-09-11 | 中国科学院理化技术研究所 | Metal/grapheme nanocomposite and preparation method thereof |
| CN103286308B (en) * | 2012-02-24 | 2015-08-26 | 中国科学院理化技术研究所 | A kind of Metal/grapheme nanocomposite and preparation method thereof |
| CN102755877A (en) * | 2012-08-01 | 2012-10-31 | 合肥工业大学 | Composite adsorbing material for adsorbing arsenic in water and preparation method thereof |
| CN104769755A (en) * | 2012-09-29 | 2015-07-08 | 华东理工大学 | Methods and compositions for making metal oxide-graphene composites |
| CN104769755B (en) * | 2012-09-29 | 2018-02-06 | 华东理工大学 | For manufacturing the method and composition of metal oxide graphene complex |
| WO2014047930A1 (en) * | 2012-09-29 | 2014-04-03 | East China University Of Science And Technology | Methods and compositions for making metal oxide-graphene composites |
| US9499410B2 (en) | 2012-09-29 | 2016-11-22 | East China University Of Science And Technology | Methods and compositions for making metal oxide-graphene composites |
| CN103013229A (en) * | 2012-12-30 | 2013-04-03 | 中国科学院宁波材料技术与工程研究所 | Graphene based conductive ink and preparation method thereof as well as flexible conductive thin film |
| US10002720B2 (en) | 2013-03-05 | 2018-06-19 | East China University Of Science And Technology | Preparation of metal oxide-graphene composite films |
| CN104119677A (en) * | 2013-04-28 | 2014-10-29 | 南京理工大学 | Cobalt ferrite-graphene-polyaniline ternary nano composite material and preparation method thereof |
| CN103551591B (en) * | 2013-11-11 | 2015-07-08 | 福建医科大学 | Porous platinum-graphene oxide composite nano material and preparation method thereof |
| CN103551591A (en) * | 2013-11-11 | 2014-02-05 | 福建医科大学 | Porous platinum-graphene oxide composite nano material and preparation method thereof |
| CN103752306A (en) * | 2013-12-24 | 2014-04-30 | 华中科技大学 | Preparation method of catalyst for producing cyclohexane through benzene hydrogenation, and product and application of catalyst |
| CN104384524A (en) * | 2014-11-19 | 2015-03-04 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for preparing flake graphite single/multiple load precious metal nano particles |
| CN104384524B (en) * | 2014-11-19 | 2017-07-18 | 上海纳米技术及应用国家工程研究中心有限公司 | A kind of preparation method of flake graphite alkene single multi- supported precious metal nano-particle |
| CN104437545A (en) * | 2014-11-22 | 2015-03-25 | 湖南科技大学 | Preparation method and product of NiAuPd nano alloy/graphene high-efficiency catalyst |
| CN104437545B (en) * | 2014-11-22 | 2016-08-24 | 湖南科技大学 | A kind of preparation method of NiAuPd Nanoalloy/graphene high-efficiency catalyst and products thereof |
| CN106032585A (en) * | 2015-03-13 | 2016-10-19 | 中国科学院上海应用物理研究所 | Graphene-inorganic nanometer particle composite fiber and preparing method thereof |
| CN106032585B (en) * | 2015-03-13 | 2020-03-27 | 中国科学院上海应用物理研究所 | Graphene-inorganic nanoparticle composite fiber and preparation method thereof |
| CN104785773A (en) * | 2015-03-30 | 2015-07-22 | 戴亚洲 | Surface spray fusing anti-corrosion anti-abrasion heat superconducting nano-graphene alloy powder and manufacturing method thereof |
| CN104874404A (en) * | 2015-04-30 | 2015-09-02 | 天津大学 | Magnetic graphene-based platinum-nickel bimetallic catalyst and preparation method of magnetic graphene-based platinum-nickel bimetallic catalyst |
| CN105062299A (en) * | 2015-07-15 | 2015-11-18 | 延平区鑫东来新型导电材料加工厂 | Modified graphene conductive coating and preparation method thereof |
| CN105206848A (en) * | 2015-08-18 | 2015-12-30 | 济宁利特纳米技术有限责任公司 | Method for preparing zinc air battery air electrode graphene load hybrid catalysts |
| CN105206848B (en) * | 2015-08-18 | 2019-05-03 | 济宁利特纳米技术有限责任公司 | The method for preparing the graphene-supported mixed catalyst of air electrode of zinc-air cell |
| CN105540577A (en) * | 2016-02-26 | 2016-05-04 | 中国科学院理化技术研究所 | Method for preparing graphene and graphene composite through reducing graphene oxide at room temperature |
| CN106111170A (en) * | 2016-06-29 | 2016-11-16 | 武汉大学苏州研究院 | A kind of phosphorus doping rhodium Raney nickel of support type and its preparation method and application |
| CN106238060A (en) * | 2016-09-29 | 2016-12-21 | 山东欧铂新材料有限公司 | A kind of preparation method of graphene/nickel composite |
| CN106238060B (en) * | 2016-09-29 | 2019-04-26 | 山东欧铂新材料有限公司 | A kind of preparation method of graphene/nickel composite material |
| CN106543534A (en) * | 2016-11-02 | 2017-03-29 | 北京圣盟丰联科贸有限公司 | Multifunctional graphite vinyl/polymer masterbatch and preparation method thereof |
| CN108325528A (en) * | 2017-01-19 | 2018-07-27 | 南京理工大学 | A kind of cobalt/graphen catalyst |
| CN108325528B (en) * | 2017-01-19 | 2021-05-04 | 南京理工大学 | Cobalt/graphene catalyst |
| CN107737947A (en) * | 2017-10-18 | 2018-02-27 | 武汉大学 | A kind of preparation method of grapheme platinum silver metal nano composite material |
| CN111069591A (en) * | 2018-10-22 | 2020-04-28 | 哈尔滨工业大学（威海） | Preparation method of nickel-cobalt alloy particle modified graphene micro-sheet wave-absorbing composite powder |
| CN113252631A (en) * | 2021-05-13 | 2021-08-13 | 青岛农业大学 | Fluorescent colorimetric nucleic acid aptamer sensor for dual detection of profenofos pesticide, and preparation method and application thereof |
| CN113252631B (en) * | 2021-05-13 | 2022-04-22 | 青岛农业大学 | Fluorescent colorimetric nucleic acid aptamer sensor for dual detection of profenofos pesticide, and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102500755B (en) | 2013-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102500755B (en) | Preparation method for graphene-supported metal nanoparticle compound | |
| Yan et al. | Simple fabrication of bimetallic platinum-rhodium alloyed nano-multipods: A highly effective and recyclable catalyst for reduction of 4-nitrophenol and rhodamine B | |
| CN102553579B (en) | Preparation method of high-dispersity supported nano metal catalyst | |
| Wang et al. | One-pot green synthesis of bimetallic hollow palladium-platinum nanotubes for enhanced catalytic reduction of p-nitrophenol | |
| Liu et al. | A single-step route for large-scale synthesis of core–shell palladium@ platinum dendritic nanocrystals/reduced graphene oxide with enhanced electrocatalytic properties | |
| CN103286308B (en) | A kind of Metal/grapheme nanocomposite and preparation method thereof | |
| Chen et al. | Galvanic replacement synthesis of NiPt/graphene as highly efficient catalysts for hydrogen release from hydrazine and hydrazine borane | |
| Jiang et al. | Effect of pyridinic-and pyrrolic-nitrogen on electrochemical performance of Pd for formic acid electrooxidation | |
| Sun et al. | Fabrication of highly dispersed palladium/graphene oxide nanocomposites and their catalytic properties for efficient hydrogenation of p-nitrophenol and hydrogen generation | |
| Khan | Trimetallic nanoparticles: Synthesis, characterization and catalytic degradation of formic acid for hydrogen generation | |
| CN102198398A (en) | Preparation method for synthesizing graphene loaded noble metal catalyst in organic phase | |
| Zhou et al. | Hierarchical nanoporous platinum–copper alloy nanoflowers as highly active catalysts for the hydrolytic dehydrogenation of ammonia borane | |
| CN101972651B (en) | Metal palladium nano-material catalyst and preparation and application thereof | |
| Xu et al. | Ultra-clean PtPd nanoflowers loaded on GO supports with enhanced low-temperature electrocatalytic activity for fuel cells in harsh environment | |
| Guo et al. | Electro-oxidation of formaldehyde and methanol over hollow porous palladium nanoparticles with enhanced catalytic activity | |
| CN103263921A (en) | Metal/graphene catalyst and preparation method thereof | |
| Acidereli et al. | Palladium/ruthenium supported on graphene oxide (PdRu@ GO) as an efficient, stable and rapid catalyst for hydrogen production from DMAB under room conditions | |
| Feng et al. | Facile synthesis of Cu2O nanoparticle-loaded carbon nanotubes composite catalysts for reduction of 4-nitrophenol | |
| Zhan et al. | Controllable morphology and highly efficient catalytic performances of Pd–Cu bimetallic nanomaterials prepared via seed-mediated co-reduction synthesis | |
| Zhang et al. | Magnetically recyclable nanocomposites via lanthanide-based MOFs grown on natural sea sponge: Screening hydrogenation of nitrophenol to aminophenol | |
| Feng et al. | Controllable synthesis of cobalt-containing nanosheet array-like ternary CuCoAl-LDH/rGO hybrids to boost the catalytic efficiency for 4-nitrophenol reduction | |
| Zhu et al. | Novel photocatalyst gold nanoparticles with dumbbell-like structure and their superiorly photocatalytic performance for ammonia borane hydrolysis | |
| Jiang et al. | Synergism of multicomponent catalysis: one-dimensional Pt-Rh-Pd nanochain catalysts for efficient methanol oxidation | |
| Jia et al. | Cotton fiber-biotemplated synthesis of Ag fibers: Catalytic reduction for 4-nitrophenol and SERS application | |
| CN109570523A (en) | The preparation method of nanostructure based on porous rhodium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU HUIWEN NANO TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SUZHOU UNIVERSITY Effective date: 20150303 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215123 SUZHOU, JIANGSU PROVINCE TO: 215000 SUZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150303 Address after: 215000, room 09, 505, Northwest District, nano City, 99 Jinji Lake Road, Suzhou Industrial Park, Jiangsu, China Patentee after: SUZHOU HUIWEN NANO TECHNOLOGY CO., LTD. Address before: 215123 Suzhou Industrial Park, Jiangsu Road, No. 199 Patentee before: Soochow University |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120620 Assignee: Jiangsu Zhiwen Intelligent Sensing Technology Co., Ltd. Assignor: SUZHOU HUIWEN NANO TECHNOLOGY CO., LTD. Contract record no.: 2018320010057 Denomination of invention: Preparation method for graphene-supported metal nanoparticle compound Granted publication date: 20131211 License type: Common License Record date: 20181116 |
|
| EE01 | Entry into force of recordation of patent licensing contract |