CN109019566A - A kind of graphene continuously can control production technology - Google Patents

A kind of graphene continuously can control production technology Download PDF

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Publication number
CN109019566A
CN109019566A CN201811029229.2A CN201811029229A CN109019566A CN 109019566 A CN109019566 A CN 109019566A CN 201811029229 A CN201811029229 A CN 201811029229A CN 109019566 A CN109019566 A CN 109019566A
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China
Prior art keywords
graphene
production technology
continuously
controllable
mentioned steps
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CN201811029229.2A
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Inventor
王彦君
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Qitaihe Baotailong Graphene New Material Co Ltd
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Qitaihe Baotailong Graphene New Material Co Ltd
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Priority to CN201811029229.2A priority Critical patent/CN109019566A/en
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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • C01B32/182Graphene
    • C01B32/184Preparation

Abstract

The invention discloses a kind of graphenes continuously can control production technology, includes the following steps, step 1, ingredient;Step 2, reaction, step 3, separation;Step 4, washing;Step 5, concentration;Step 6, it is dry;Material proportion, each material ratio, proportioning materials time, material blanking velocity are carried out by Automatic batching equipment;Adopt the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system, the material matched in step 1 is input to down be furnished with automatic feed, self-emptying chemical reaction equipment in react;The production technology is realized that the technique for the graphene production that is hungry is controllable, is saved manpower and material resources, the production efficiency provided realizes the purpose of graphene industrialization, scale using domestic and international advanced automatic controlling technology;With controllability and continuity, strong operability, can be realized the industrial automation of graphene and the graphene product of output is high-quality under the technique, applicability is strong.

Description

A kind of graphene continuously can control production technology
Technical field
The present invention relates to the preparations of new carbon graphene and industrialization technology field, specially a kind of graphene continuously may be used Control production technology.
Background technique
Graphene (Graphene) be one kind by carbon atom with sp2Hybridized orbit forms the two dimension that hexangle type is in honeycomb lattice Carbon nanomaterial.Graphene has excellent optics, electricity, mechanical characteristic, in materialogy, micro-nano technology, the energy, biomedicine It is with important application prospects with drug delivery etc., it is considered to be a kind of future revolutionary material;From graphene 2004 Since year is found, because of its unique physics and chemical characteristic, attracted attention by scientific circles and industrial circle.Into several years, graphene was produced Industry rapidly develops, and constantly changes from laboratory technique to industrialization, and industrialization production requirement is continuous controllable, to provide production effect Rate obtains economic benefit and social benefit.The method of the common power production of graphene be mechanical stripping method, oxidation-reduction method, SiC epitaxial growth method, film production method are chemical vapour deposition technique (CVD);But existing graphene preparation method, do not have There are controllability and continuity, inoperable property is strong, and production efficiency is low, therefore designs a kind of graphene continuously controllable production Technique.
Summary of the invention
The purpose of the present invention is to provide a kind of graphenes continuously can control production technology, to solve in above-mentioned background technique The problem of proposition.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of graphene continuously controllable production Technique includes the following steps, step 1, ingredient;Step 2, reaction, step 3, separation;Step 4, washing;Step 5, it is dense Contracting;Step 6, it is dry;
It is suitable by Automatic batching equipment progress material proportion, each material ratio, material blanking wherein in above-mentioned steps one Sequence, proportioning materials time, material blanking velocity;
Wherein in above-mentioned steps two, the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system are adopted, by step The material matched in one be input to down equipped with automatic feed, self-emptying chemical reaction equipment in reacted;
Wherein in above-mentioned steps three, by the graphene after reacting in chemical reaction equipment, it is transported to graphene vacuum vortex It is separated in limellar stripping device;
Wherein in above-mentioned steps four, the graphene that will be separated in step 3 is transported to equipped with automatic feed, self-emptying It is washed in graded cleaning device;
Wherein in above-mentioned steps five, the graphene after the middle washing in step 4 is transported to equipped with automatic feed, automatically It is concentrated in the enrichment facility of discharging;
Wherein in above-mentioned steps six, the graphene after being concentrated in step 5 is transported to equipped with automatic charging and blanking system The drying device of system is dried, and completes production.
According to the above technical scheme, the ingredient is controllable, chemical reaction condition is controllable, the cleaning frequency is controllable, removing stops Time is controllable, drying process is controllable etc..
According to the above technical scheme, the technology utilization bag filter collection material, produces the waste gas and waste liquid of generation Processing is controllable.
According to the above technical scheme, the technique is furnished with the electrical and technique central control system of system perfecting.
According to the above technical scheme, it is washed in the step 4 by ethyl alcohol.
According to the above technical scheme, alkaline solution is added dropwise in the step 3 into graphene dispersing solution, makes dispersion liquid PH value makes graphene reunite and settles, obtain graphene aggregate using filter to 1.8^2.2.
According to the above technical scheme, in the step 6, dry temperature is 80-90 DEG C.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being: the technique whole flow process, using advanced both at home and abroad Automatic controlling technology, realize graphene production technique it is controllable, save manpower and material resources, the production efficiency provided, realize The purpose of graphene industrialization, scale;With controllability and continuity, strong operability can be realized graphene industry The automation of the production and graphene product of output is high-quality under the technique, applicability is strong.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is technological process of production schematic diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of graphene continuously can control production technology:
Embodiment 1:
A kind of graphene continuously can control production technology, include the following steps, step 1, ingredient;Step 2 is reacted, step Rapid three, separation;Step 4, washing;Step 5, concentration;Step 6, it is dry;
Wherein in above-mentioned steps one, 5Kg material proportion, each material ratio, material blanking are carried out by Automatic batching equipment Sequentially, proportioning materials time, material blanking velocity;
Wherein in above-mentioned steps two, the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system are adopted, by step The material matched in one be input to down equipped with automatic feed, self-emptying chemical reaction equipment in reacted;Reaction time is 4h;
Wherein in above-mentioned steps three, by the graphene after reacting in chemical reaction equipment, it is transported to graphene vacuum vortex It is separated in limellar stripping device, alkaline solution is added dropwise into graphene dispersing solution, makes the pH value of dispersion liquid to 1.8, makes stone Black alkene, which is reunited, to be settled, and obtains graphene aggregate using filter;
Wherein in above-mentioned steps four, the graphene that will be separated in step 3 is transported to equipped with automatic feed, self-emptying It is washed in graded cleaning device, wash time 60min;
Wherein in above-mentioned steps five, it will be washed by ethyl alcohol in step 4, the graphene after washing is transported to Equipped with automatic feed, self-emptying enrichment facility in be concentrated;
Wherein in above-mentioned steps six, the graphene after being concentrated in step 5 is transported to equipped with automatic charging and blanking system The drying device of system is dried, and dry temperature is 80 DEG C, completes production.
Wherein, ingredient is controllable, chemical reaction condition is controllable, the cleaning frequency is controllable, the removing residence time is controllable, drying process It is controllable etc., it is easy to use;Technology utilization bag filter collection material, the processing for producing the waste gas and waste liquid of generation is controllable, is convenient for Exhaust gas is handled, it is avoided to pollute environment;Technique is furnished with the electrical and technique central control system of system perfecting, controllable convenient for equipment.
Embodiment 2:
A kind of graphene continuously can control production technology, include the following steps, step 1, ingredient;Step 2 is reacted, step Rapid three, separation;Step 4, washing;Step 5, concentration;Step 6, it is dry;
Wherein in above-mentioned steps one, carried out under 2.5Kg material proportion, each material ratio, material by Automatic batching equipment Material sequence, proportioning materials time, material blanking velocity;
Wherein in above-mentioned steps two, the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system are adopted, by step The material matched in one be input to down equipped with automatic feed, self-emptying chemical reaction equipment in reacted;Reaction time is 2h;
Wherein in above-mentioned steps three, by the graphene after reacting in chemical reaction equipment, it is transported to graphene vacuum vortex It is separated in limellar stripping device, alkaline solution is added dropwise into graphene dispersing solution, makes the pH value of dispersion liquid to 2, makes graphite Alkene, which is reunited, to be settled, and obtains graphene aggregate using filter;
Wherein in above-mentioned steps four, the graphene that will be separated in step 3 is transported to equipped with automatic feed, self-emptying It is washed in graded cleaning device, wash time 40min;
Wherein in above-mentioned steps five, it will be washed by ethyl alcohol in step 4, the graphene after washing is transported to Equipped with automatic feed, self-emptying enrichment facility in be concentrated;
Wherein in above-mentioned steps six, the graphene after being concentrated in step 5 is transported to equipped with automatic charging and blanking system The drying device of system is dried, and dry temperature is 85 DEG C, completes production.
Wherein, ingredient is controllable, chemical reaction condition is controllable, the cleaning frequency is controllable, the removing residence time is controllable, drying process It is controllable etc., it is easy to use;Technology utilization bag filter collection material, the processing for producing the waste gas and waste liquid of generation is controllable, is convenient for Exhaust gas is handled, it is avoided to pollute environment;Technique is furnished with the electrical and technique central control system of system perfecting, controllable convenient for equipment.
Embodiment 3:
A kind of graphene continuously can control production technology, include the following steps, step 1, ingredient;Step 2 is reacted, step Rapid three, separation;Step 4, washing;Step 5, concentration;Step 6, it is dry;
Wherein in above-mentioned steps one, 1Kg material proportion, each material ratio, material blanking are carried out by Automatic batching equipment Sequentially, proportioning materials time, material blanking velocity;
Wherein in above-mentioned steps two, the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system are adopted, by step The material matched in one be input to down equipped with automatic feed, self-emptying chemical reaction equipment in reacted;Reaction time is 1h
Wherein in above-mentioned steps three, by the graphene after reacting in chemical reaction equipment, it is transported to graphene vacuum vortex It is separated in limellar stripping device, alkaline solution is added dropwise into graphene dispersing solution, makes the pH value of dispersion liquid to 2.2, makes stone Black alkene, which is reunited, to be settled, and obtains graphene aggregate using filter;
Wherein in above-mentioned steps four, the graphene that will be separated in step 3 is transported to equipped with automatic feed, self-emptying It is washed in graded cleaning device, wash time 20min;
Wherein in above-mentioned steps five, it will be washed by distilled water in step 4, the graphene after washing, conveying It is concentrated into the enrichment facility equipped with automatic feed, self-emptying;
Wherein in above-mentioned steps six, the graphene after being concentrated in step 5 is transported to equipped with automatic charging and blanking system The drying device of system is dried, and dry temperature is 90 DEG C, completes production.
Wherein, ingredient is controllable, chemical reaction condition is controllable, the cleaning frequency is controllable, the removing residence time is controllable, drying process It is controllable etc., it is easy to use;Technology utilization bag filter collection material, the processing for producing the waste gas and waste liquid of generation is controllable, is convenient for Exhaust gas is handled, it is avoided to pollute environment;Technique is furnished with the electrical and technique central control system of system perfecting, controllable convenient for equipment.
Based on above-mentioned, it is an advantage of the current invention that of the invention, the technique whole flow process, using advanced automatic both at home and abroad Controlling technology, the technique for realizing graphene production is controllable, saves manpower and material resources, the production efficiency provided realizes graphite The purpose of alkene industrialization, scale.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features. All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention Within protection scope.

Claims (7)

1. a kind of graphene continuously can control production technology, include the following steps, step 1, ingredient;Step 2, reaction, step Three, separation;Step 4, washing;Step 5, concentration;Step 6, it is dry;It is characterized by:
Wherein in above-mentioned steps one, material proportion, each material ratio, material blanking sequence, object are carried out by Automatic batching equipment Expect ingredient time, material blanking velocity;
Wherein in above-mentioned steps two, the conveying process pipelines with pneumatic diaphragm pump and pneumatic conveying system are adopted, it will be in step 1 The material matched be input to down equipped with automatic feed, self-emptying chemical reaction equipment in reacted;
Wherein in above-mentioned steps three, by the graphene after reacting in chemical reaction equipment, it is transported to graphene vacuum vortex lamella It is separated in stripping off device;
Wherein in above-mentioned steps four, the graphene that will be separated in step 3 is transported to the classification equipped with automatic feed, self-emptying It is washed in cleaning device;
Wherein in above-mentioned steps five, the graphene after the middle washing in step 4 is transported to equipped with automatic feed, self-emptying Enrichment facility in be concentrated;
Wherein in above-mentioned steps six, the graphene after being concentrated in step 5 is transported to equipped with automatic charging and blanking system Drying device is dried, and completes production.
2. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: the ingredient can Control, chemical reaction condition is controllable, the cleaning frequency is controllable, the residence time is controllable for removing, drying process controllably etc..
3. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: the technology utilization Bag filter collection material, the processing for producing the waste gas and waste liquid of generation are controllable.
4. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: the technique is furnished with The electrical and technique central control system of system perfecting.
5. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: in the step 4 It is washed by ethyl alcohol.
6. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: in the step 3 Alkaline solution is added dropwise into graphene dispersing solution, makes the pH value of dispersion liquid to 1.8^2.2, graphene is made to reunite sedimentation, using Filter obtains graphene aggregate.
7. a kind of graphene according to claim 1 continuously can control production technology, it is characterised in that: the step 6 In, dry temperature is 80-90 DEG C.
CN201811029229.2A 2018-09-05 2018-09-05 A kind of graphene continuously can control production technology Pending CN109019566A (en)

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WO2014152498A1 (en) * 2013-03-14 2014-09-25 William Cooper Methods of making nanofiber yarns and threads
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WO2014152498A1 (en) * 2013-03-14 2014-09-25 William Cooper Methods of making nanofiber yarns and threads
CN105585004A (en) * 2014-10-24 2016-05-18 江阴碳谷科技有限公司 A production device of graphene and a preparing method
CN105883776A (en) * 2014-12-09 2016-08-24 戴加龙 Method for producing graphene on large scale
CN104876217A (en) * 2015-06-01 2015-09-02 北京理工大学 Graphene preparation method
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Application publication date: 20181218