CN109082646A - Silicon monoxide composite cathode material preparation vapor phase growing apparatus and its application method - Google Patents

Silicon monoxide composite cathode material preparation vapor phase growing apparatus and its application method Download PDF

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Publication number
CN109082646A
CN109082646A CN201810787680.4A CN201810787680A CN109082646A CN 109082646 A CN109082646 A CN 109082646A CN 201810787680 A CN201810787680 A CN 201810787680A CN 109082646 A CN109082646 A CN 109082646A
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CN
China
Prior art keywords
crucible tube
inlet pipe
air inlet
silicon monoxide
composite cathode
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CN201810787680.4A
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Chinese (zh)
Inventor
武建军
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Datong Xincheng New Material Co Ltd
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Datong Xincheng New Material Co Ltd
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Priority to CN201810787680.4A priority Critical patent/CN109082646A/en
Publication of CN109082646A publication Critical patent/CN109082646A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/26Deposition of carbon only
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/4417Methods specially adapted for coating powder

Abstract

The invention discloses silicon monoxide composite cathode material preparation vapor phase growing apparatus, including pedestal, the pedestal upper end is fixedly installed with crucible tube, and the crucible tube upper end sealing is snapped with insulating cylinder lid;The crucible tube lower end is equipped with discharge nozzle, stirring motor and air inlet pipe one;Induction coil is wound on the crucible drum outer wall.Beneficial effect is: silicon monoxide composite cathode material preparation vapor phase growing apparatus of the present invention and its application method can be realized pulverized particles surface package carbon nanotube and agraphitic carbon clad it is fine and close, uniformly, covered effect is good, and it is shorter to prepare composite particles operation the time it takes, therefore it can be effectively reduced production cost, practicability is good.

Description

Silicon monoxide composite cathode material preparation vapor phase growing apparatus and its application method
Technical field
The present invention relates to silicon monoxide composite cathode material production fields, and in particular to silicon monoxide composite cathode material system Spare vapor phase growing apparatus and its application method.
Background technique
Currently, in silicon monoxide composite cathode material production process, for calcining for the first time and crushing the crushed material finished It generally requires to be put into chemical vapor deposition CVD furnace and be vapor-deposited, operating procedure are as follows:
Crushed material is put into chemical vapor deposition CVD furnace, protective gas nitrogen or argon gas are passed through, flow is 0.5~1.5L/ Min, with the heating rate of 1~5 DEG C/min, until being passed through carbon-source gas acetylene or liquefied petroleum after 600~700 DEG C of depositing temperature Gas (liquefied gas), flow is 2~3.5L/min, 1~3h of time, until silicon monoxide surface forms carbon nanotube and agraphitic carbon packet Coating, clad with a thickness of 2~5 μm, then stop be passed through carbon-source gas, be cooled to room temperature in furnace, later, stopping be passed through guarantor Shield property gas, can be obtained composite particles.
In above-mentioned processing step, crushed material be directly added into it is in chemical vapor deposition CVD furnace and in chemical vapor deposition Any stirring is not carried out in product CVD furnace, therefore, crushed material can be deposited on furnace bottom and form material heap, due to the granularity of crushed material Be 15~25 μm, diameter is smaller, therefore carbon-source gas and protective gas be difficult to it is rapid, largely enter crush crack in material heap it is anti- It answers, therefore often occurs being formed with carbon nanotube and agraphitic carbon clad on the crushed material on material heap surface, and be located in material heap The crushed material surface in portion is difficult to form carbon nanotube and agraphitic carbon clad, especially on the contact surface of crushed material, therefore adopts The composite material granular prepared with chemical vapor deposition CVD furnace is of low quality, and carbon nanotube and agraphitic carbon clad are not Densification, and it is also long to prepare operation the time it takes.
Summary of the invention
The object of the invention is that providing silicon monoxide composite cathode material cushion gas to solve the above-mentioned problems Phase precipitation equipment and its application method, to solve the composite wood prepared in the prior art using chemical vapor deposition CVD furnace Expect that granular mass is not high, the carbon nanotube and agraphitic carbon clad of particle surface package be not fine and close, and prepares operation and spent The problems such as time taken is also long, and production cost is higher.Preferred technical solution in many technical solutions provided by the invention Carbon nanotube and the agraphitic carbon clad that can be realized pulverized particles surface package are fine and close, uniform, and covered effect is good, and makes Standby composite particles operation the time it takes is shorter, the technical effects such as lower production costs, elaboration as detailed below.
To achieve the above object, the present invention provides following technical schemes:
Silicon monoxide composite cathode material preparation vapor phase growing apparatus, including pedestal provided by the invention, the pedestal upper end It is fixedly installed with crucible tube, the crucible tube upper end sealing is snapped with insulating cylinder lid;The crucible tube lower end be equipped with discharge nozzle, Stirring motor and air inlet pipe one;Induction coil is wound on the crucible drum outer wall;
Offer mutual disconnected gas storage jacket and air storing cavity in the barrel of the crucible tube and cylinder bottom respectively, the air inlet pipe one with The air storing cavity is connected to, and is fixedly installed with the air inlet pipe two being connected to the gas storage jacket on the crucible drum outer wall;The crucible Multiple air nozzles being connected to respectively with the gas storage jacket and the air storing cavity are inlaid on the inner wall and inside bottom surface of cylinder;It is described It is rolled vertically in crucible tube and the insulation agitating shaft that lower end is fixedly connected with the stirring motor output shaft is installed, the insulation is stirred It mixes and is fixedly installed with conductive helical blade on axis, be covered with blanking through-hole on the conductive helical blade;
The air nozzle includes seal box, the gas nozzle body being fixedly mounted in the seal box and the box mouth that seal box is arranged in Interior protective net;
The insulating cylinder cap upper surface is equipped with display screen, processor and the feed hopper being connected to the crucible tube inside and temperature Sensor is spent, the processor is electrically connected with the display screen and the temperature sensor;
Control valve is mounted in the feed hopper, the air inlet pipe one, the discharge nozzle and the air inlet pipe two.
Preferably, being provided with insulation plate between the insulation cover and the crucible tube upper surface;
Wherein, the upper insulation plate is fixedly connected with the insulation cover lower surface.
Preferably, the crucible tube lower surface is fixedly installed with lower insulation plate;
Wherein, the stirring motor is fixedly mounted on the lower insulation plate lower surface.
Preferably, offering mounting hole at insulating cylinder cap upper surface center;
Wherein, the upper end of the insulation agitating shaft, which is protruded into the mounting hole and rolled with the mounting hole, connects.
Preferably, the insulating cylinder cap upper surface is provided with many places observation window.
Preferably, the air nozzle is made of insulating materials;
Wherein, the insulation agitating shaft is made of not Heat Conduction Material.
Preferably, the outer wall of the conductive helical blade is slidably connected with the crucible tube inner wall.
A kind of preparation vapor phase growing apparatus of silicon monoxide composite cathode material described in claim 1-7 any one Application method includes the following steps:
Step 1: the crushing raw material of silicon monoxide composite cathode material is poured into feed hopper;Later, by air inlet pipe one and air inlet Pipe two is connected to protective gas and carbon-source gas respectively;
Step 2: starting stirring motor, the control valve opened on the feed hopper and the air inlet pipe one are added into crucible tube It crushes raw material and injects protective gas, crush raw material and constantly rise in the case where the rotation of conductive helical blade drives and lead to along blanking Hole falls, and connects induction coil later, is passed through alternating current into the induction coil, according to eddy current effect, the conduction spiral shell Vane piece is heated;
Step 3: after the temperature in the crucible tube is increased to predetermined temperature, the control in the air inlet pipe two is opened Valve injects carbon-source gas into the crucible tube, and carbon-source gas generates carbonaceous material and is deposited on after cracking in the crucible tube It crushes raw material surface and forms carbon nanotube and agraphitic carbon clad;
Step 4: after ventilation a period of time, closing the air inlet pipe two, disconnects the induction coil, stops heating;
Step 5: being cooled to room temperature to temperature in the crucible tube, closes the air inlet pipe one, opens insulation cover, takes out powder Broken raw material.
Preferably, protective gas described in step 1 includes nitrogen, argon gas;
Wherein, the carbon-source gas includes acetylene, liquefied petroleum gas.
Beneficial effect is: silicon monoxide composite cathode material preparation vapor phase growing apparatus of the present invention and its making With method can be realized pulverized particles surface package carbon nanotube and agraphitic carbon clad it is fine and close, uniformly, covered effect is good, And it is shorter to prepare composite particles operation the time it takes, therefore can be effectively reduced production cost, and practicability is good.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 is main view of the invention;
Fig. 2 is the internal structure chart of Fig. 1 of the invention;
Fig. 3 is the partial enlarged view of Fig. 2 of the invention;
Fig. 4 is the top view of insulation cover of the invention.
The reference numerals are as follows:
1, pedestal;2, crucible tube;3, induction coil;4, insulate cover;5, upper insulation plate;6, lower insulation plate;7, go out Expects pipe;8, stirring motor;9, air inlet pipe one;10, air inlet pipe two;11, feed hopper;12, control valve;13, observation window;14, it installs Hole;15, display screen;16, processor;17, temperature sensor;18, insulate agitating shaft;19, conductive helical blade;20, blanking is logical Hole;21, gas storage jacket;22, air storing cavity;23, air nozzle;24, seal box;25, gas nozzle body;26, protective net.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work Other embodiment belongs to the range that the present invention is protected.
Shown in referring to figures 1-4, silicon monoxide composite cathode material preparation vapor phase growing apparatus provided by the invention, packet Pedestal 1 is included, 1 upper end of pedestal is fixedly installed with crucible tube 2, and the sealing of 2 upper end of crucible tube is snapped with insulating cylinder lid 4, and insulation cover 4 is used In sealed crucible cylinder 2;2 lower end of crucible tube is equipped with discharge nozzle 7, stirring motor 8 and air inlet pipe 1, and discharge nozzle 7 is for being discharged earthenware Crushed material in crucible cylinder 2, for stirring motor 8 for driving insulation agitating shaft 18 to rotate, air inlet pipe 1 enters earthenware for protective gas In crucible cylinder 2;Induction coil 3 is wound on 2 outer wall of crucible tube, induction coil 3 heats conductive spiral shell for being passed through high frequency alternating current Vane piece 19;
Mutual disconnected gas storage jacket 21 and air storing cavity 22, gas storage jacket 21 and storage are offered in the barrel of crucible tube 2 and cylinder bottom respectively Air cavity 22 is respectively used to temporarily store carbon-source gas and protective gas, and air inlet pipe 1 is connected to air storing cavity 22,2 outer wall of crucible tube On be fixedly installed with the air inlet pipe 2 10 being connected to gas storage jacket 21;It is inlaid on the inner wall and inside bottom surface of crucible tube 2 multiple The air nozzle 23 being connected to respectively with gas storage jacket 21 and air storing cavity 22, air nozzle 23 facilitate the gas in gas storage jacket 21 and air storing cavity 22 Crucible tube 2 can be quickly filled with;In crucible tube 2 vertically roll be equipped with lower end be fixedly connected with 8 output shaft of stirring motor it is exhausted Edge agitating shaft 18 is fixedly installed with conductive helical blade 19 on the agitating shaft 18 that insulate, 19 one side of conductive helical blade for plus Heat crushes raw material, on the other hand for driving crushing raw material to rise, blanking through-hole 20 is covered on conductive helical blade 19, blanking is logical Hole 20 is fallen from conductive helical blade 19 for crushing raw material, prevents from crushing raw material in the aggregation of 2 internal upper part of crucible tube, due to falling The presence of material through hole 20 enables crushing raw material even drop down to ensure that crushing raw material to come into full contact with carbon-source gas The carbon nanotube and agraphitic carbon clad that surface is formed are fine and close, uniform, and covered effect is good;
Air nozzle 23 includes seal box 24, the gas nozzle body 25 being fixedly mounted in seal box 24 and the box that seal box 24 is arranged in Protective net 26 in mouthful, protective net 26 block air nozzle 23 for stopping crushing raw material to enter in seal box 24;
Insulation 4 upper surface of cover be equipped with display screen 15, processor 16 and with the feed hopper 11 and temperature that are connected to inside crucible tube 2 Sensor 17 is spent, processor 16 is electrically connected with display screen 15 and temperature sensor 17, and temperature sensor 17 being capable of real-time detection earthenware Temperature in crucible cylinder 2 simultaneously will test data and pass to processor 16, be shown on display screen 15 after the processing of processor 16, convenient The temperature conditions understood in crucible tube 2 is grasped in staff's observation at any time;
Control valve 12 is mounted in feed hopper 11, air inlet pipe 1, discharge nozzle 7 and air inlet pipe 2 10, control valve 12 is for controlling Feed hopper 11,2 10 on-off of air inlet pipe 1, discharge nozzle 7 and air inlet pipe.
As optional embodiment, insulate and be provided with insulation plate 5 between cover 4 and 2 upper surface of crucible tube;
Wherein, upper insulation plate 5 is fixedly connected with insulation 4 lower surface of cover, and upper insulation plate 5 is for stopping crucible tube 2 Interior heat, which is conducted to influence display screen 15, processor 16 on insulation cover 4, to be worked normally.
2 lower surface of crucible tube is fixedly installed with lower insulation plate 6;
Wherein, stirring motor 8 is fixedly mounted on lower 6 lower surface of insulation plate, and lower insulation plate 6 is for stopping crucible tube Heat in 2, which is conducted to influence stirring motor 8 on stirring motor 8, to be worked normally.
Insulation offers mounting hole 14 at 4 upper surface center of cover;
Wherein, the upper end of insulation agitating shaft 18 is protruded into mounting hole 14 and is rolled with mounting hole 14 and connects, and designs in this way, it is ensured that It will not deflect in insulation 18 rotary course of agitating shaft.
Insulation 4 upper surface of cover is provided with many places observation window 13, and observation window 13 facilitates staff to observe 2 inner powder of crucible tube The deposition of broken raw material.
Air nozzle 23 is made of insulating materials, is designed in this way, prevents generation vortex in air nozzle 23 from causing air nozzle 23 Fever;
Wherein, insulation agitating shaft 18 is made of not Heat Conduction Material, is designed in this way, prevents insulation agitating shaft 18 will be in crucible tube 2 Heat conduct to destroying stirring motor 8 on stirring motor 8 and work normally.
The outer wall of conductive helical blade 19 is slidably connected with 2 inner wall of crucible tube, designs in this way, guarantees that crushing raw material can be complete Portion smoothly rises along crucible tube 2 without assembling at the cylinder bottom of crucible tube 2.
A kind of silicon monoxide composite cathode material preparation of claim 1-7 any one use of vapor phase growing apparatus Method includes the following steps:
Step 1: the crushing raw material of silicon monoxide composite cathode material is poured into feed hopper 11;Later, by one 9 He of air inlet pipe Air inlet pipe 2 10 is connected to protective gas and carbon-source gas respectively;
Step 2: powder is added into crucible tube 2 in starting stirring motor 8, the control valve 12 opened in feed hopper 11 and air inlet pipe 1 Broken raw material simultaneously injects protective gas, crushes raw material and constantly rises in the case where the rotation of conductive helical blade 19 drives and lead to along blanking Hole 20 falls, and connects induction coil 3 later, alternating current is passed through into induction coil 3, according to eddy current effect, conductive helical leaf Piece 19 is heated;
Step 3: after the temperature in crucible tube 2 is increased to predetermined temperature, the control valve 12 in air inlet pipe 2 10 is opened to crucible Carbon-source gas is injected in cylinder 2, carbon-source gas generates carbonaceous material and is deposited on after cracking in crucible tube 2 crushes raw material surface shape At carbon nanotube and agraphitic carbon clad;
Step 4: after ventilation a period of time, air inlet pipe 2 10 is closed, disconnects induction coil 3, stops heating;
Step 5: being cooled to room temperature to temperature in crucible tube 2, closes air inlet pipe 1, opens insulation cover 4, it is former to take out crushing Material.
As optional embodiment, protective gas includes nitrogen, argon gas in step 1;
Wherein, carbon-source gas includes acetylene, liquefied petroleum gas.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (9)

1. silicon monoxide composite cathode material preparation vapor phase growing apparatus, including pedestal (1), it is characterised in that: the pedestal (1) upper end is fixedly installed with crucible tube (2), and crucible tube (2) the upper end sealing is snapped with insulating cylinder lid (4);The crucible tube (2) lower end is equipped with discharge nozzle (7), stirring motor (8) and air inlet pipe one (9);Induction is wound on crucible tube (2) outer wall Coil (3);
Mutual disconnected gas storage jacket (21) and air storing cavity (22), institute are offered in the barrel of the crucible tube (2) and cylinder bottom respectively It states air inlet pipe one (9) to be connected to the air storing cavity (22), be fixedly installed with and the gas storage jacket on crucible tube (2) outer wall (21) air inlet pipe two (10) being connected to;Be inlaid on the inner wall and inside bottom surface of the crucible tube (2) it is multiple respectively with it is described The air nozzle (23) that gas storage jacket (21) is connected to the air storing cavity (22);It is rolled vertically in the crucible tube (2) and lower end is installed The insulation agitating shaft (18) being fixedly connected with the stirring motor (8) output shaft is fixedly mounted on the insulation agitating shaft (18) Have conductive helical blade (19), is covered with blanking through-hole (20) on the conductive helical blade (19);
The air nozzle (23) includes seal box (24), the gas nozzle body (25) being fixedly mounted in the seal box (24) and sets Set the protective net (26) in the box mouth of seal box (24);
Insulation cover (4) upper surface is equipped with display screen (15), processor (16) and is connected to the crucible tube (2) inside Feed hopper (11) and temperature sensor (17), the processor (16) and the display screen (15) and the temperature sensor (17) it is electrically connected;
It is mounted in the feed hopper (11), the air inlet pipe one (9), the discharge nozzle (7) and the air inlet pipe two (10) Control valve (12).
2. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute It states and is provided with insulation plate (5) between insulation cover (4) and the crucible tube (2) upper surface;
Wherein, the upper insulation plate (5) is fixedly connected with insulation cover (4) lower surface.
3. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute It states crucible tube (2) lower surface and is fixedly installed with lower insulation plate (6);
Wherein, the stirring motor (8) is fixedly mounted on lower insulation plate (6) lower surface.
4. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute It states and offers mounting hole (14) at insulation cover (4) upper surface center;
Wherein, the upper end of insulation agitating shaft (18) is protruded into the mounting hole (14) and is rolled with the mounting hole (14) and connects It connects.
5. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute It states insulation cover (4) upper surface and is provided with many places observation window (13).
6. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute Air nozzle (23) is stated to be made of insulating materials;
Wherein, the insulation agitating shaft (18) is made of not Heat Conduction Material.
7. silicon monoxide composite cathode material preparation vapor phase growing apparatus according to claim 1, it is characterised in that: institute The outer wall and the crucible tube (2) inner wall for stating conductive helical blade (19) are slidably connected.
8. silicon monoxide composite cathode material preparation vapor phase growing apparatus described in a kind of claim 1-7 any one makes With method, which comprises the steps of:
Step 1: the crushing raw material of silicon monoxide composite cathode material is poured into feed hopper (11);Later, by air inlet pipe one (9) it is connected to respectively with protective gas and carbon-source gas with air inlet pipe two (10);
Step 2: the control valve (12) in the feed hopper (11) and the air inlet pipe one (9) is opened in starting stirring motor (8) It is added into crucible tube (2) and crushes raw material and inject protective gas, the rotation for crushing raw material in conductive helical blade (19) drives It is lower constantly to rise and fall along blanking through-hole (20), induction coil (3) are connected later, are passed through into the induction coil (3) Alternating current, according to eddy current effect, the conductive helical blade (19) is heated;
Step 3: after the temperature in the crucible tube (2) is increased to predetermined temperature, the institute on the air inlet pipe two (10) is opened It states control valve (12) and injects carbon-source gas into the crucible tube (2), carbon-source gas generates after cracking in the crucible tube (2) Carbonaceous material is simultaneously deposited on crushing raw material surface formation carbon nanotube and agraphitic carbon clad;
Step 4: after ventilation a period of time, closing the air inlet pipe two (10), disconnect the induction coil (3), stops heating;
Step 5: being cooled to room temperature to the crucible tube (2) interior temperature, closes the air inlet pipe one (9), opens insulation cover (4), it takes out and crushes raw material.
9. the silicon monoxide composite cathode material preparation according to claim 8 application method of vapor phase growing apparatus, Be characterized in that: protective gas described in step 1 includes nitrogen, argon gas;
Wherein, the carbon-source gas includes acetylene, liquefied petroleum gas.
CN201810787680.4A 2018-07-18 2018-07-18 Silicon monoxide composite cathode material preparation vapor phase growing apparatus and its application method Pending CN109082646A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113210081A (en) * 2021-05-18 2021-08-06 王飞 Sand mill for water-based ink manufacturing and water-based ink manufacturing method
CN113716229A (en) * 2021-09-01 2021-11-30 哈尔滨商业大学 Storage method and device for rice processing

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CN104937137A (en) * 2013-01-23 2015-09-23 皮考逊公司 Method and apparatus for ALD processing particulate material
CN106702344A (en) * 2016-12-19 2017-05-24 湖南顶立科技有限公司 Power material surface coating pyrolytic carbon production method and device
CN107251279A (en) * 2015-02-17 2017-10-13 信越化学工业株式会社 Carbon covering treatment device, non-aqueous electrolyte secondary cell negative electrode active material and manufacture method, lithium rechargeable battery and capacitor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104937137A (en) * 2013-01-23 2015-09-23 皮考逊公司 Method and apparatus for ALD processing particulate material
CN107251279A (en) * 2015-02-17 2017-10-13 信越化学工业株式会社 Carbon covering treatment device, non-aqueous electrolyte secondary cell negative electrode active material and manufacture method, lithium rechargeable battery and capacitor
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113210081A (en) * 2021-05-18 2021-08-06 王飞 Sand mill for water-based ink manufacturing and water-based ink manufacturing method
CN113716229A (en) * 2021-09-01 2021-11-30 哈尔滨商业大学 Storage method and device for rice processing

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