CN106914613A - The method for producing conductive particle as matrix modification with nano silicon - Google Patents
The method for producing conductive particle as matrix modification with nano silicon Download PDFInfo
- Publication number
- CN106914613A CN106914613A CN201710208873.5A CN201710208873A CN106914613A CN 106914613 A CN106914613 A CN 106914613A CN 201710208873 A CN201710208873 A CN 201710208873A CN 106914613 A CN106914613 A CN 106914613A
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- Prior art keywords
- particle
- silicone oil
- metallic particles
- nanometer
- silicon dioxide
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/07—Metallic powder characterised by particles having a nanoscale microstructure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
Abstract
A kind of method for producing conductive particle as matrix modification with nano silicon, it is related to field of new, is carrier adsorption metallic particles with silicone oil with nanometer silicon dioxide particle as matrix, metallic particles is set to adsorb in the surface pore of nanometer silicon dioxide particle, so as to prepare conductive particle.The present invention is using nanometer silicon dioxide particle as matrix material, metallic particles is adsorbed in the hole on nanometer silicon dioxide particle surface, prepare conductive nanometer titanium dioxide silicon composite particles, can be used as antistatic agent, antistatic packaging material, conductive filler etc., it may also be used for prepare low current plastics conductor material.
Description
Technical field：
The present invention relates to field of new, more particularly to one kind conductive particle is produced by matrix modification of nano silicon
Method.
Background technology：
Nano silica powder material can be widely applied to machinery, daily-use chemical industry, biological medicine, construction industry, aviation boat
The fields such as its industry, agricultural, unusual characteristic is also showed at aspects such as sound, light, electricity, magnetic and thermodynamics, also be can be widely used for micro-
Electronics, information material, coating, rubber, plastics, crop seeds inorganic agent, polishing agent, LED light diffusant, high grade refractory
And the aspect such as papermaking.
Composite is by two or more material of different nature, by method physically or chemically, in macroscopic view
Upper material of the composition with new capability.Various materials make up for each other's deficiencies and learn from each other in performance, produce cooperative effect, make composite
Combination property is better than former composition material and meets a variety of requirements.Very big effect has all been played in many fields, instead of
Many traditional materials.
Traditional nano silica powder material is a kind of silicon-dioxide powdery material without electric conductivity, though have very
Be widely applied field, but it is many be used to producing composite in the form of additive, nanometer silicon dioxide particle is in itself generally not
As matrix material, application field and direction also have very big expanding space.
The content of the invention：
It is an object of the present invention to provide a kind of method for producing conductive particle as matrix modification with nano silicon,
To expand the new application field of nanometer silicon dioxide material and direction.
The technical problems to be solved by the invention are realized using following technical scheme.
A kind of method for producing conductive particle as matrix modification with nano silicon, it is characterised in that：With nano-silica
Silicon carbide particle is matrix, is carrier adsorption metallic particles with silicone oil, metallic particles is adsorbed the table in nanometer silicon dioxide particle
In face gap, so as to prepare conductive particle；
The particle diameter of metallic particles is 10-30 nanometers, and silicone oil is heated to 47-50 DEG C, and metallic particles is added into the silicon after heating
In oil, make metallic particles dispersed in silicone oil by the way of microwave vibrations, it is then abundant with nanometer silicon dioxide particle
Mixing, and it is heated to 65 DEG C under nitrogen gas stirring state, persistently stir 20-50min；Then it is well-mixed material feeding is true
Calcined in Altitude, silicone oil is carbonized；
The nanometer silicon dioxide particle, silicone oil, the mass ratio of metallic particles are 85：4：2.
Preferably, the nanometer silicon dioxide particle using preceding by dioxygen water logging that mass fraction is 2~3%
Bubble, soak time is 15min, then with after pure water rinsed clean dry, break up.
Preferably, the nano silicon particle diameter distribution is in 40~150 nanometer ranges.
Preferably, the temperature of the calcining is 450-550 DEG C.
Preferably, the silicone oil carbonation rate control is in 32-55%.
Metallic particles is adsorbed in nanometer silicon dioxide particle by the present invention using nanometer silicon dioxide particle as matrix material
In the hole on surface, conductive nanometer titanium dioxide silicon composite particles are prepared, can be used as antistatic agent, antistatic packaging
Material, conductive filler etc., it may also be used for prepare low current plastics conductor material.
Specific embodiment：
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Specific embodiment is closed, the present invention is expanded on further.
Embodiment one
The method for producing conductive particle as matrix modification with nano silicon, with nanometer silicon dioxide particle as matrix,
It is carrier adsorption metallic particles with silicone oil, metallic particles is adsorbed in the surface pore of nanometer silicon dioxide particle, so as to make
It is standby go out conductive particle；Nanometer silicon dioxide particle, silicone oil, the mass ratio of metallic particles are 85：4：2；
Specifically preparation method is：The particle diameter of metallic particles is 10 nanometers, and silicone oil is heated to 47 DEG C, metallic particles is added and is added
In silicone oil after heat, make metallic particles dispersed in silicone oil by the way of microwave vibrations, then with nano silicon
Particle is sufficiently mixed, and is heated to 65 DEG C under nitrogen gas stirring state, persistently stirs 20min；Then by well-mixed material
Calcined in feeding vacuum environment, silicone oil is carbonized.
Embodiment two
The method for producing conductive particle as matrix modification with nano silicon, with nanometer silicon dioxide particle as matrix,
It is carrier adsorption metallic particles with silicone oil, metallic particles is adsorbed in the surface pore of nanometer silicon dioxide particle, so as to make
It is standby go out conductive particle；Nanometer silicon dioxide particle, silicone oil, the mass ratio of metallic particles are 85：4：2；
Specifically preparation method is：The particle diameter of metallic particles is 30 nanometers, and silicone oil is heated to 50 DEG C, metallic particles is added and is added
In silicone oil after heat, make metallic particles dispersed in silicone oil by the way of microwave vibrations, then with nano silicon
Particle is sufficiently mixed, and is heated to 65 DEG C under nitrogen gas stirring state, persistently stirs 50min；Then by well-mixed material
Calcined in feeding vacuum environment, silicone oil is carbonized.
Embodiment three
The method for producing conductive particle as matrix modification with nano silicon, with nanometer silicon dioxide particle as matrix,
It is carrier adsorption metallic particles with silicone oil, metallic particles is adsorbed in the surface pore of nanometer silicon dioxide particle, so as to make
It is standby go out conductive particle；Nanometer silicon dioxide particle, silicone oil, the mass ratio of metallic particles are 85：4：2；
Specifically preparation method is：The particle diameter of metallic particles is 20 nanometers, and silicone oil is heated to 48 DEG C, metallic particles is added and is added
In silicone oil after heat, make metallic particles dispersed in silicone oil by the way of microwave vibrations, then with nano silicon
Particle is sufficiently mixed, and is heated to 65 DEG C under nitrogen gas stirring state, persistently stirs 35min；Then by well-mixed material
Calcined in feeding vacuum environment, silicone oil is carbonized.
General principle of the invention, principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (5)
1. it is a kind of with nano silicon as matrix modification produce conductive particle method, it is characterised in that：With nanometer titanium dioxide
Silicon grain is matrix, is carrier adsorption metallic particles with silicone oil, metallic particles is adsorbed on the surface of nanometer silicon dioxide particle
In hole, so as to prepare conductive particle；
The particle diameter of metallic particles is 10-30 nanometers, and silicone oil is heated to 47-50 DEG C, in the silicone oil after metallic particles addition is heated,
Make metallic particles dispersed in silicone oil by the way of microwave vibrations, be then sufficiently mixed with nanometer silicon dioxide particle,
And it is heated to 65 DEG C under nitrogen gas stirring state, persistently stir 20-50min；Then well-mixed material is sent into vacuum ring
Calcined in border, silicone oil is carbonized；
The nanometer silicon dioxide particle, silicone oil, the mass ratio of metallic particles are 85：4：2.
2. the method for producing conductive particle as matrix modification with nano silicon according to claim 1, its feature exists
In：The nanometer silicon dioxide particle is using preceding, by the hydrogen peroxide dipping that mass fraction is 2~3%, soak time is
15min, then with after pure water rinsed clean dry, break up.
3. the method for producing conductive particle as matrix modification with nano silicon according to claim 1, its feature exists
In：The nano silicon particle diameter distribution is in 40~150 nanometer ranges.
4. the method for producing conductive particle as matrix modification with nano silicon according to claim 1, its feature exists
In：The temperature of the calcining is 450-550 DEG C.
5. the method for producing conductive particle as matrix modification with nano silicon according to claim 1, its feature exists
In：The silicone oil carbonation rate control is in 32-55%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710208873.5A CN106914613A (en) | 2017-03-31 | 2017-03-31 | The method for producing conductive particle as matrix modification with nano silicon |
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| CN201710208873.5A CN106914613A (en) | 2017-03-31 | 2017-03-31 | The method for producing conductive particle as matrix modification with nano silicon |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113233882A (en) * | 2021-05-17 | 2021-08-10 | 中南大学 | Preparation method of bulk conductive quartz |
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| CN1041236A (en) * | 1988-09-16 | 1990-04-11 | 纳幕尔杜邦公司 | Electrically conductive composition of improvement and preparation method thereof |
| US5126915A (en) * | 1989-07-28 | 1992-06-30 | E. I. Du Pont De Nemours And Company | Metal oxide-coated electrically conductive powders and compositions thereof |
| CN1231310A (en) * | 1998-03-18 | 1999-10-13 | 默克专利股份有限公司 | Electricity conductive pigment |
| CN1367211A (en) * | 2002-02-24 | 2002-09-04 | 青岛石墨股份有限公司 | Graphite conducting coating material |
| JP2004149817A (en) * | 2002-10-28 | 2004-05-27 | Dowa Mining Co Ltd | Copper powder for conductive paste excellent in oxidation resistance and sinterability, and its production method |
| CN102010600A (en) * | 2010-11-26 | 2011-04-13 | 广州天赐有机硅科技有限公司 | Conductive liquid silicon rubber-based adhesive and preparation method for composition thereof |
| CN102191012A (en) * | 2011-03-22 | 2011-09-21 | 上海本诺电子材料有限公司 | Solvent-free monocomponent organosilicon conducting resin used in LEDs and preparation method thereof |
| CN102850593A (en) * | 2012-09-18 | 2013-01-02 | 蚌埠鑫源石英材料有限公司 | Preparation method of black silicon dioxide powder material |
-
2017
- 2017-03-31 CN CN201710208873.5A patent/CN106914613A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041236A (en) * | 1988-09-16 | 1990-04-11 | 纳幕尔杜邦公司 | Electrically conductive composition of improvement and preparation method thereof |
| US5126915A (en) * | 1989-07-28 | 1992-06-30 | E. I. Du Pont De Nemours And Company | Metal oxide-coated electrically conductive powders and compositions thereof |
| CN1231310A (en) * | 1998-03-18 | 1999-10-13 | 默克专利股份有限公司 | Electricity conductive pigment |
| CN1367211A (en) * | 2002-02-24 | 2002-09-04 | 青岛石墨股份有限公司 | Graphite conducting coating material |
| JP2004149817A (en) * | 2002-10-28 | 2004-05-27 | Dowa Mining Co Ltd | Copper powder for conductive paste excellent in oxidation resistance and sinterability, and its production method |
| CN102010600A (en) * | 2010-11-26 | 2011-04-13 | 广州天赐有机硅科技有限公司 | Conductive liquid silicon rubber-based adhesive and preparation method for composition thereof |
| CN102191012A (en) * | 2011-03-22 | 2011-09-21 | 上海本诺电子材料有限公司 | Solvent-free monocomponent organosilicon conducting resin used in LEDs and preparation method thereof |
| CN102850593A (en) * | 2012-09-18 | 2013-01-02 | 蚌埠鑫源石英材料有限公司 | Preparation method of black silicon dioxide powder material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113233882A (en) * | 2021-05-17 | 2021-08-10 | 中南大学 | Preparation method of bulk conductive quartz |
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