CN114131783A - Heat conduction material for producing graphene and manufacturing method thereof - Google Patents
Heat conduction material for producing graphene and manufacturing method thereof Download PDFInfo
- Publication number
- CN114131783A CN114131783A CN202111463973.5A CN202111463973A CN114131783A CN 114131783 A CN114131783 A CN 114131783A CN 202111463973 A CN202111463973 A CN 202111463973A CN 114131783 A CN114131783 A CN 114131783A
- Authority
- CN
- China
- Prior art keywords
- heat conduction
- mixing
- graphene
- raw materials
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000000463 material Substances 0.000 title claims abstract description 47
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000002156 mixing Methods 0.000 claims abstract description 51
- 239000002994 raw material Substances 0.000 claims abstract description 37
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000007787 solid Substances 0.000 claims abstract description 14
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 239000004593 Epoxy Substances 0.000 claims abstract description 5
- 125000002723 alicyclic group Chemical group 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 5
- 239000006185 dispersion Substances 0.000 claims abstract description 5
- 239000011159 matrix material Substances 0.000 claims abstract description 5
- 239000004417 polycarbonate Substances 0.000 claims abstract description 5
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 5
- 229920000642 polymer Polymers 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 21
- 239000011343 solid material Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 238000010408 sweeping Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 238000005469 granulation Methods 0.000 description 4
- 230000003179 granulation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- -1 graphite alkene Chemical class 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a heat conduction material for producing graphene and a preparation method thereof, relating to the technical field of graphene materials, comprising a material pretreatment component, a cooling component, a polymer matrix, high heat conduction graphene, graphite powder dispersion liquid, alicyclic epoxy compound and polycarbonate, on one hand, the heat conduction material for graphene has good heat conduction performance, higher stability and better mechanical property, can resist ultraviolet radiation, is not easy to age, deform and have good shock resistance, and ensures the stability of size, on the other hand, not only can crush solid raw materials and accelerate the mixing and melting speed, but also can achieve the effect of separately feeding solid and liquid raw materials, intercept impurities generated by mixing various liquid raw materials, ensure the quality of finished products, and in addition, in the process of operating a double-screw granulator, and the surface of the double-screw granulator can be cooled by water, so that the service life of the double-screw granulator is further prolonged.
Description
Technical Field
The invention relates to the technical field of graphene materials, in particular to a heat conduction material for producing graphene and a manufacturing method thereof.
Background
The existing graphene heat conduction material is poor in impact resistance and easy to deform when used, cannot resist ultraviolet radiation, is easy to age, and has a shortened service life.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a heat conduction material for producing graphene and a manufacturing method thereof, which solve the problems that the existing heat conduction material for producing graphene is poor in impact resistance, easy to deform, incapable of resisting ultraviolet radiation, easy to age and short in service life, solid and liquid raw materials are uniformly put in the manufacturing process, the mixing and melting speed is slow, the time investment is increased, and impurities are easy to generate when various liquid raw materials are mixed, so that the quality of a product is influenced.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, the invention provides a method for producing a graphene heat conduction material, which specifically comprises the following steps:
s1, raw material pretreatment: putting the raw materials into a material pretreatment assembly according to the mass ratio, then grinding the solid raw materials into powder, and intercepting impurities generated by mixing various liquid raw materials;
s2, mixing raw materials: starting a mixing component, stirring and mixing the solid and liquid raw materials pretreated in the step S1, and heating to form a mixture, wherein the heating temperature is 60-70 ℃, the stirring and mixing time is 20-30min, and the stirring and mixing rotating speed is 400-500 r/min;
s3, granulating, cooling and cooling: feeding the mixture obtained in the step S2 into a double-screw granulator, sequentially starting the double-screw granulator and a cooling assembly, performing melting and mixing, extruding the mixture for granulation, and simultaneously cooling the surface of the double-screw granulator, wherein the graphene heat conduction material obtained by granulation directly falls into a collection box to complete collection;
step S1 the material preliminary treatment subassembly include a feeding cavity section of thick bamboo, fixing base and first motor, support piece is installed to the inboard bottom of a feeding cavity section of thick bamboo, support piece' S centre of a circle department is provided with the disc of integral type, a liquid feeding section of thick bamboo is installed to the upper end of disc, the solid material tray has been cup jointed at the outside top of a liquid feeding section of thick bamboo, the upper end edge of a feeding cavity section of thick bamboo rotates and is connected with the crown plate, first gear has been cup jointed at the outside top of crown plate, first L shaped plate and second L shaped plate are installed respectively at the inboard top of crown plate, the fixing base is installed to the bottom of first L shaped plate, the inside of fixing base is provided with the gyro wheel, there is the sweeping brush bottom of second L shaped plate through bolted connection, the power drive end of first motor cup joints the second gear with first gear engaged with.
As a further technical scheme of the present invention, the cooling component in step S3 includes a water pump, a cold water storage tank, and a cooling trough bin, wherein a water outlet end of the water pump forms a fixed connection structure communicated with the cooling trough bin through a water outlet pipe, and a water inlet end of the water pump forms a fixed connection structure communicated with the bottom of the cold water storage tank through a water inlet pipe.
As a further technical scheme, the cooling tank bin is sleeved outside the double-screw granulator, one side of the top of the cooling tank bin is provided with a first drain pipe and a second drain pipe which are communicated and symmetrically distributed, and the bottom surfaces of the roller and the sweeping brush are attached to the bottom surface of the solid material tray.
As a further technical scheme of the present invention, the mixing component described in step S2 includes a support plate, a mixing box, a second motor, and two symmetrical first bearing seats, a shaft rod penetrates through the two first bearing seats together, a driving wheel is sleeved on one end of the shaft rod, a stirring shaft penetrates through the mixing box, a driven wheel is sleeved on one end of the stirring shaft, and a heating plate is disposed in an edge of a side wall of the mixing box.
As a further technical scheme, a plurality of filtering holes are formed in the disc, two symmetrical arc-shaped cylinder holes are formed in the supporting piece and positioned on the outer side of the disc, and discharging holes are formed in the bottom surface of the solid material tray.
As a further technical scheme of the invention, the driven wheel and the driving wheel are sleeved with a belt, and the power driving end of the second motor is connected with the shaft rod.
As a further technical scheme of the invention, two symmetrical second bearing seats are arranged outside the stirring shaft and at two ends of the mixing box, and a discharging hopper communicated with the bottom of the mixing box is arranged at the bottom of the mixing box.
In a second aspect, the invention also provides a graphene heat conduction material, which is prepared from the following raw materials in parts by mass: 30-75 parts of a polymer matrix, 1-40 parts of high-thermal-conductivity graphene, 10-20 parts of graphite powder dispersion liquid, 5-10 parts of alicyclic epoxy compound, 6-8 parts of polycarbonate, 1-2 parts of a catalyst, 1-2 parts of a curing agent and 3-4 parts of an adhesive.
Advantageous effects
The invention provides a heat conduction material for producing graphene and a manufacturing method thereof. Compared with the prior art, the method has the following beneficial effects:
1. the polymer matrix, the high-thermal-conductivity graphene, the graphite powder dispersion liquid, the alicyclic epoxy compound and the polycarbonate are added, so that the graphene thermal conductive material has good thermal conductivity, high stability and better mechanical property, and can resist ultraviolet radiation, so that the graphene thermal conductive material is not easy to age, and is not easy to deform, good in impact resistance and capable of guaranteeing the stability of the size.
2. The utility model provides a production graphite alkene heat conduction material and preparation method thereof, under the effect of first gear and second gear engaged with, through starting first motor, can drive the crown plate rotation, make the gyro wheel be circular motion along the bottom surface of solid material tray, thereby can roll the solid raw and other materials in the solid material tray into powder, the speed that the mixture melts has been accelerated, and the disc simultaneously, the setting of liquid feeding section of thick bamboo and filtration pore, not only can reach the effect that solid-state and liquid raw and other materials separately put in, but also can intercept the produced impurity of multiple liquid raw and other materials intermixing, and then finished product quality has been ensured.
3. The utility model provides a production graphite alkene heat conduction material and preparation method thereof, through starting the water pump, under the effect of inlet tube and outlet pipe, can introduce the cold water in the cold water holding vessel to cooling tank storehouse to can carry out the water-cooling to the surface of twin-screw granulator, further improve the life of twin-screw granulator.
Drawings
Fig. 1 is a schematic structural diagram of a heat conduction material for producing graphene and a manufacturing method thereof;
fig. 2 is a schematic view of a first perspective of a material pretreatment assembly for producing a graphene thermal conductive material and a method of making the same;
fig. 3 is a schematic view of a material pretreatment assembly from a second perspective for producing a graphene thermal conductive material and a method for making the same;
FIG. 4 is a structural top view of a material pretreatment assembly for producing graphene heat conduction materials and a manufacturing method thereof;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic structural diagram of a cooling assembly for producing a graphene heat conduction material and a manufacturing method thereof;
fig. 7 is a schematic structural diagram of a hybrid assembly for producing graphene heat conducting material and a manufacturing method thereof;
fig. 8 is a structural plan view of a hybrid assembly for producing graphene thermal conductive material and a method of making the same;
fig. 9 is a cross-sectional view of C-C in fig. 8.
In the figure: 2. a mixing assembly; 21. a support plate; 22. a mixing box; 23. a second motor; 24. a first bearing housing; 25. a shaft lever; 26. a driving wheel; 27. a stirring shaft; 28. a driven wheel; 29. a belt; 210. heating plates; 211. feeding a hopper; 212. a second bearing housing; 3. a material pre-treatment assembly; 31. a feed hollow barrel; 32. a fixed seat; 33. a first motor; 34. a support member; 35. a disc; 36. a liquid feed cylinder; 37. a solid material tray; 38. a ring plate; 39. a first gear; 310. a first L-shaped plate; 311. a second L-shaped plate; 312. a fixed seat; 313. a roller; 314. a material sweeping brush; 315. a second gear; 316. filtering holes; 317. an arc-shaped cylindrical hole; 318. a blanking hole; 4. a double-screw granulator; 5. a cooling assembly; 51. a water pump; 52. a cold water storage tank; 53. a cooling groove-shaped bin; 54. a water outlet pipe; 55. a water inlet pipe; 56. a first drain pipe; 57. a second drain pipe; 6. and a collection box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a thermal conductive material for graphene production and a manufacturing method thereof, wherein the technical scheme is as follows: a manufacturing method for producing graphene heat conduction materials specifically comprises the following steps:
s1, raw material pretreatment: putting the raw materials into the material pretreatment assembly 3 according to the mass ratio, then grinding the solid raw materials into powder, and intercepting impurities generated by mixing various liquid raw materials;
s2, mixing raw materials: starting the mixing component 2, stirring and mixing the solid and liquid raw materials pretreated in the step S1, and heating to form a mixture, wherein the heating temperature is 60-70 ℃, the stirring and mixing time is 20-30min, and the stirring and mixing rotating speed is 400-500 r/min;
s3, granulating, cooling and cooling: feeding the mixture obtained in the step S2 into a double-screw granulator 4, sequentially starting the double-screw granulator 4 and a cooling assembly 5, performing melting and mixing, extruding and granulating the mixture, and simultaneously cooling the surface of the double-screw granulator 4, wherein the graphene heat conduction material obtained by granulation directly falls into a collection box 6 to complete collection;
in addition, the embodiment of the invention also provides a graphene heat conduction material which is prepared from the following raw materials in parts by mass: 30-75 parts of a polymer matrix, 1-40 parts of high-thermal-conductivity graphene, 10-20 parts of graphite powder dispersion liquid, 5-10 parts of alicyclic epoxy compound, 6-8 parts of polycarbonate, 1-2 parts of a catalyst, 1-2 parts of a curing agent and 3-4 parts of an adhesive.
Referring to fig. 2-5, the material pretreatment module 3 in step S1 includes a feeding hollow cylinder 31, a fixed seat 32 and a first motor 33, a support 34 is installed at the bottom of the inner side of the feeding hollow cylinder 31, an integrated circular disc 35 is installed at the center of the support 34, a liquid feeding cylinder 36 is installed at the upper end of the circular disc 35, a solid material tray 37 is sleeved on the top of the outer side of the liquid feeding cylinder 36, a ring plate 38 is rotatably connected to the edge of the upper end of the feeding hollow cylinder 31, a first gear 39 is sleeved on the top of the outer side of the ring plate 38, a first L-shaped plate 310 and a second L-shaped plate 311 are respectively installed at the top of the inner side of the ring plate 38, the fixed seat 312 is installed at the bottom of the first L-shaped plate 310, a roller 313 is installed inside the fixed seat 312, a material sweeping brush 314 is connected to the bottom of the second L-shaped plate 311 through a bolt, a power driving end of the first motor 33 is sleeved with a second gear 315 engaged with the first gear 39, the bottom surfaces of the roller 313 and the sweeping brush 314 are both attached to the bottom surface of the solid material tray 37, a plurality of filtering holes 316 are formed in the disc 35, two symmetrical arc-shaped cylinder holes 317 are formed in the support 34 and positioned on the outer side of the disc 35, the bottom surface of the solid material tray 37 is provided with a blanking hole 318, the first motor 33 is started to drive the ring plate 38 to rotate under the meshing action of the first gear 39 and the second gear 315, so that the roller 313 makes a circular motion along the bottom surface of the solid material tray 37, the solid raw materials in the solid material tray 37 can be ground into powder, the mixing and melting speed is accelerated, and meanwhile, the arrangement of the disc 35, the liquid feeding cylinder 36 and the filtering holes 316 can not only achieve the effect of separately feeding the solid raw materials and the liquid raw materials, but also intercept impurities generated by mixing of a plurality of liquid raw materials, thereby ensuring the quality of the finished product.
Referring to fig. 6, the cooling module 5 in step S3 includes a water pump 51, a cold water storage tank 52 and a cooling trough bin 53, a water outlet end of the water pump 51 forms a fixed connection structure communicated with the cooling trough bin 53 through a water outlet pipe 54, a water inlet end of the water pump 51 forms a fixed connection structure communicated with the bottom of the cold water storage tank 52 through a water inlet pipe 55, the cooling trough bin 53 is sleeved outside the twin-screw granulator 4, two first water discharge pipes 56 and two second water discharge pipes 57 which are communicated and symmetrically distributed are installed on one side of the top of the cooling trough bin 53, and by starting the water pump 51, under the action of the water inlet pipe 55 and the water outlet pipe 54, cold water in the cold water storage tank 52 can be introduced into the cooling trough bin 53, so that the surface of the twin-screw granulator 4 can be cooled by water, and the service life of the twin-screw granulator 4 is further prolonged.
Referring to fig. 7-9, the mixing assembly 2 in step S2 includes a support plate 21, a mixing box 22, a second motor 23, and two symmetrical first bearing seats 24, wherein a shaft rod 25 jointly penetrates through the two first bearing seats 24, a driving wheel 26 is sleeved at one end of the shaft rod 25, a stirring shaft 27 penetrates through the mixing box 22, a driven wheel 28 is sleeved at one end of the stirring shaft 27, a heating plate 210 is disposed at an edge of a side wall of the mixing box 22, a belt 29 is sleeved on the outer portions of the driven wheel 28 and the driving wheel 26, a power driving end of the second motor 23 is opposite to the shaft rod 25, two symmetrical second bearing seats 212 are disposed at two ends of the mixing box 22 outside the stirring shaft 27, and a discharge hopper 211 communicated with the bottom of the mixing box 22 is installed.
The working principle of the invention is as follows: when the device is used, a plurality of liquid raw materials are put into the liquid feeding cylinder 36, impurities generated by mixing the liquid raw materials are left on the disc 35, liquid flows into the mixing box 22 through the filter holes 316, then the solid raw materials are put into the solid material tray 37, at this time, the first motor 33 is started, under the meshing action of the second gear 315 and the first gear 39, the inner ring plate 38, the first L-shaped plate 310, the second L-shaped plate 311 and the fixed seat 312 can be driven to synchronously rotate clockwise, meanwhile, under the action of the roller 313, the solid raw materials in the solid material tray 37 can be rolled to be powdery, the sweeping brush 314 on the rear side can rotate along with the first gear 39, and finally the rolled powdery raw materials are swept into the mixing box 22 through the blanking holes 318.
At this time, the heating plate 210 and the second motor 23 are activated to heat the raw material inside, on the other hand, the driving wheel 26 is driven by the driving end of the second motor 23 to rotate, under the action of the belt 29 and the driven wheel 28, the stirring shaft 27 can be driven to stir and mix the raw materials inside, after the mixing is finished, the mixture falls into the double-screw granulator 4 through the blanking hopper 211, at the same time of granulation, the water pump 51 can be started, under the action of the water inlet pipe 55, the cold water in the cold water storage tank 52 can be introduced, and is discharged into the cooling groove-shaped bin 53 through the water outlet pipe 54, so that the surface of the double-screw granulator 4 can be cooled by water, and when the water level in the cooling tank-shaped bin 53 reaches the top, the graphene heat conduction material can be discharged out of the bin through the first water discharge pipe 56 and the second water discharge pipe 57, and finally the successfully granulated graphene heat conduction material falls into the collection box 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A manufacturing method for producing graphene heat conduction materials is characterized by comprising the following steps:
s1, raw material pretreatment: putting the raw materials into a material pretreatment assembly (3) according to the mass ratio, then grinding the solid raw materials into powder, and intercepting impurities generated by mixing various liquid raw materials;
s2, mixing raw materials: starting the mixing component (2), stirring and mixing the solid and liquid raw materials pretreated in the step S1, and heating to form a mixture, wherein the heating temperature is 60-70 ℃, the stirring and mixing time is 20-30min, and the stirring and mixing rotating speed is 400-;
s3, granulating, cooling and cooling: feeding the mixture obtained in the step S2 into a double-screw granulator (4), sequentially starting the double-screw granulator (4) and a cooling assembly (5), performing melting and mixing, extruding and granulating the mixture, simultaneously cooling the surface of the double-screw granulator (4), and directly dropping the granulated graphene heat conduction material into a collection box (6) to finish collection;
the material pretreatment assembly (3) in the step S1 comprises a feeding hollow cylinder (31), a fixed seat (32) and a first motor (33), wherein a support (34) is installed at the bottom of the inner side of the feeding hollow cylinder (31), an integrated disc (35) is arranged at the circle center of the support (34), a liquid feeding cylinder (36) is installed at the upper end of the disc (35), a solid material tray (37) is sleeved at the top of the outer side of the liquid feeding cylinder (36), a ring plate (38) is rotatably connected at the edge of the upper end of the feeding hollow cylinder (31), a first gear (39) is sleeved at the top of the outer side of the ring plate (38), a first L-shaped plate (310) and a second L-shaped plate (311) are respectively installed at the top of the inner side of the ring plate (38), the fixed seat (312) is installed at the bottom of the first L-shaped plate (310), and a roller (313) is arranged inside the fixed seat (312), the bottom of the second L-shaped plate (311) is connected with a sweeping brush (314) through a bolt, and the power driving end of the first motor (33) is sleeved with a second gear (315) meshed with the first gear (39).
2. The manufacturing method of the graphene thermal conductive material according to claim 1, wherein the cooling module (5) in the step S3 includes a water pump (51), a cold water storage tank (52) and a cooling trough bin (53), a water outlet end of the water pump (51) forms a fixed connection structure communicated with the cooling trough bin (53) through a water outlet pipe (54), and a water inlet end of the water pump (51) forms a fixed connection structure communicated with the bottom of the cold water storage tank (52) through a water inlet pipe (55).
3. The manufacturing method for producing the graphene heat conduction material according to claim 2, wherein the cooling trough bin (53) is sleeved outside the twin-screw granulator (4), one side of the top of the cooling trough bin (53) is provided with a first water discharge pipe (56) and a second water discharge pipe (57) which are communicated and symmetrically distributed, and the bottom surfaces of the roller (313) and the sweeping brush (314) are both attached to the bottom surface of the solid material tray (37).
4. The manufacturing method of the graphene thermal conductive material according to claim 1, wherein the mixing component (2) in the step S2 includes a support plate (21), a mixing box (22), a second motor (23) and two symmetrical first bearing seats (24), a shaft rod (25) jointly penetrates through the two first bearing seats (24), one end of the shaft rod (25) is sleeved with a driving wheel (26), a stirring shaft (27) penetrates through the inside of the mixing box (22), one end of the stirring shaft (27) is sleeved with a driven wheel (28), and a heating plate (210) is embedded at a side wall edge of the mixing box (22).
5. The manufacturing method of the graphene thermal conductive material according to claim 1, wherein a plurality of filtering holes (316) are formed in the disc (35), two symmetrical arc-shaped cylinder holes (317) are formed in the support member (34) and located on the outer side of the disc (35), and a blanking hole (318) is formed in the bottom surface of the solid material tray (37).
6. The manufacturing method for producing the graphene heat conduction material according to claim 4, wherein a belt (29) is sleeved outside the driven wheel (28) and the driving wheel (26) together, and the power driving end of the second motor (23) is connected with the shaft rod (25).
7. The manufacturing method for producing graphene heat conduction materials according to claim 4, wherein two symmetrical second bearing seats (212) are arranged outside the stirring shaft (27) and at two ends of the mixing box (22), and a communicated lower hopper (211) is installed at the bottom of the mixing box (22).
8. The graphene heat conduction material is characterized by being obtained by the manufacturing method for producing the graphene heat conduction material according to any one of claims 1 to 7 and prepared from the following raw materials in parts by mass: 30-75 parts of a polymer matrix, 1-40 parts of high-thermal-conductivity graphene, 10-20 parts of graphite powder dispersion liquid, 5-10 parts of alicyclic epoxy compound, 6-8 parts of polycarbonate, 1-2 parts of a catalyst, 1-2 parts of a curing agent and 3-4 parts of an adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111463973.5A CN114131783A (en) | 2021-12-03 | 2021-12-03 | Heat conduction material for producing graphene and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111463973.5A CN114131783A (en) | 2021-12-03 | 2021-12-03 | Heat conduction material for producing graphene and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114131783A true CN114131783A (en) | 2022-03-04 |
Family
ID=80387376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111463973.5A Pending CN114131783A (en) | 2021-12-03 | 2021-12-03 | Heat conduction material for producing graphene and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114131783A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380745A (en) * | 2016-10-17 | 2017-02-08 | 黄宇 | Graphene-modified PVC (polyvinyl chloride) material |
| CN108671792A (en) * | 2018-04-08 | 2018-10-19 | 江苏匠心信息科技有限公司 | A kind of graphene raw materials for production mixing arrangement |
| CN210097580U (en) * | 2019-05-28 | 2020-02-21 | 山东瑞兴阻燃科技有限公司 | Graphene coating dispersion mixing device is restoreed to storage tank |
| CN213594998U (en) * | 2020-11-19 | 2021-07-02 | 黄山瑞盛新材料科技有限公司 | A throw material device for coating production |
| CN214020263U (en) * | 2020-09-29 | 2021-08-24 | 西安重光明宸检测技术有限公司 | Graphene electronic conductive slurry automatic production equipment |
| CN214491189U (en) * | 2021-01-28 | 2021-10-26 | 贵州聚兴塑业有限公司 | Plastic granulating equipment |
-
2021
- 2021-12-03 CN CN202111463973.5A patent/CN114131783A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380745A (en) * | 2016-10-17 | 2017-02-08 | 黄宇 | Graphene-modified PVC (polyvinyl chloride) material |
| CN108671792A (en) * | 2018-04-08 | 2018-10-19 | 江苏匠心信息科技有限公司 | A kind of graphene raw materials for production mixing arrangement |
| CN210097580U (en) * | 2019-05-28 | 2020-02-21 | 山东瑞兴阻燃科技有限公司 | Graphene coating dispersion mixing device is restoreed to storage tank |
| CN214020263U (en) * | 2020-09-29 | 2021-08-24 | 西安重光明宸检测技术有限公司 | Graphene electronic conductive slurry automatic production equipment |
| CN213594998U (en) * | 2020-11-19 | 2021-07-02 | 黄山瑞盛新材料科技有限公司 | A throw material device for coating production |
| CN214491189U (en) * | 2021-01-28 | 2021-10-26 | 贵州聚兴塑业有限公司 | Plastic granulating equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210357180U (en) | Stirring device of reaction kettle | |
| CN111993618B (en) | Garbage can processing technology | |
| CN116037040A (en) | Polyester granulator | |
| CN215610955U (en) | Raw material stirring equipment with good stirring effect | |
| CN114131783A (en) | Heat conduction material for producing graphene and manufacturing method thereof | |
| CN114410273A (en) | Hot melt adhesive and production method thereof | |
| CN215150810U (en) | Special extruder of modified master batch production | |
| CN112795156A (en) | Polylactic acid degradable plastic and production process thereof | |
| CN117282336A (en) | Alloy metal is mixed agitating unit for preparation | |
| CN113352491A (en) | Macromolecular material granule apparatus for producing | |
| CN116585920A (en) | Green efficient concentration treatment device and technology for gelatin production | |
| CN218315120U (en) | Feeding device of double-screw extruder | |
| CN115555376A (en) | Resource treatment equipment and process for incineration waste fly ash | |
| CN110330770A (en) | A kind of modified RPET material of recyclable PET and preparation process | |
| CN113603953A (en) | Preparation method of degradable film particles | |
| CN214021139U (en) | Epoxy that screening circulation was ground grinds machine | |
| CN215150727U (en) | High-speed mixer is used in ABS combined material production | |
| CN114181752B (en) | Straw particle curing and forming device | |
| CN219381197U (en) | Smashing and grinding equipment for plastic master batch processing | |
| CN218748736U (en) | Rubber melting device | |
| CN220409292U (en) | Novel internal mixer | |
| CN218905916U (en) | Plastic powder mixing drum | |
| CN217196315U (en) | Modified PP plastic granules homogenization device | |
| CN213078578U (en) | Convenient quick methanol production device | |
| CN218660366U (en) | Plastic extruder capable of stirring uniformly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |