Patent
US 9,879,925HEAT DISSIPATION SHEET MANUFACTURED USING GRAPHENE/GRAPHITE NANOPLATE/CARBON NANOTUBE/NANO-METAL COMPLEX AND METHOD OF MANUFACTURING THE SAME
Young-Su Park
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,879,925Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 4 illustrates an SEM image of ground graphene worms;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
FIG. 7 illustrates a device for testing heat 20 dissipation characteristics.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
STYROFOAM CONSTITUTING BOX
The method according to claim 1, wherein the sintering is performed at 400 to 600 0 C f o r 1 to 40 minutes. Previously presented
The method according to claim 1, wherein the substrate is coated wit h the composition for dissipating heat to a thi ckne ss of 30 to 100 umn. Previously presented
The method according to claim 1, wherein a thickness of the h eat PAGE 3 15 ' RCVD AT 9 1141 2017 5:25:28 PM [Easte rn Daylight T ime] SVR:W-PTOFAX -00229 DN I S:273 8 300 " CS I D:531 844 00 81 ' DURATION (mm-ss): 01-29 Serial No. 14/906,707 Attorney Docket: 528-40 dissipation sheet is 10 to 150 u m. Previously presented
HEAT SINK
The method according to claim 2, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano- metal complex dispersion solution and 40 to 70 % by weight of the adhesive, and the adhesive is any one of acrylic adhesives, silicon-based adhesives, and rubber-based adhesives. Previously presented
The method according to claim 2, wherein the laminating is performed by rolling under a pressure of 350 to 700 kg. Previously presented
The method according to claim 2, wherein the release film is coated with the graphene adhesive to a thickness of 2 to 20 pm. Previously presented
THERMOELECTRIC SEMICONDUCTOR HEATER
INPUT CURRENT CONTROLLER TO WHICH TEMPERATURE SENSOR IS ATTACHED
RECLOSABLE STYROFOAM UPPER PORTION
ALUMINIUM FOIL Claims What is claimed is:
A heat dissipation sheet manufactured using a graphene/graphite nanoplate/carbon nanotube/nano-metal complex, the heat dissipation sheet comprising: a first heat dissipation film obtained by sintering a composition for dissipating heat comprising a graphene/graphite nanoplate/carbon nanotube/nano- m etal complex dispersion solution and a binder; and a second heat dissipation film that comprises the graphene/graphite nanoplate/carbon nanotube/nanometal complex dispersion solution and an adhesive and is formed on one surface or two opposite surfaces of the first heat dissipation film through coating or laminating[.], wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is prepared through a method comprisinz: expanding expandable graphite to obtain graphene worms; repeating twice or more heat-treating the s roun d ra phene worms after grinding the granhene worms cutting ground and heat-treated graphene worms while homogenizing by means of a high pressure homogenizer after mixing the ground and heat-treated graphene worms with a solvent: forming a graphene/graphite nanoplate/nano-metal complex dispersion solution by adding a metal alkoxide coupling agent to a graphene layer binder dispersion solution obtained through the homogenizing an d cutting and then performing ultrasonication: and forming the graphene/araphite nanoplate/carbon nanotube/nano-metal complex by adding an aqueous carbon nanotube dispersion solution to the formed araphene/graphite nanoplate/nano-metal complex dispersion solution-and thep stirring, Currently amended
The heat dissipation sheet acco rd ing to claim 13, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution and 40 to 70 % by weight of the adhesive. Previously presented
The heat dissipation sheet according to claim 13, wherein a thickness of the heat dissipation sheet is 10 to 150 u m. Previously presented
The heat sink according to claim 19, further dissipation properties, and polymers with heat sheet according to claim 13. Previously presented comprising any one of metal, ceramics with heat dissipation properties. Previously presented
1 4. Canceled
The h eat dissipation sheet according to claim [14] 1_, wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is comprised in an amount of 10 to 95 % by weight in the composition for dissipating heat. Currently amended
A heat sink comprising the heat dissipation
Layer stacks claimed or described, ordered top of device to substrate.
heat sink
heat dissipation sheet
Materials described outside the worked examples.
graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution
graphene/graphite nanoplate
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 230–270 °C | — |
Thickness |
Table 1
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 1 10 below.
p. 12
Table 2
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 2 below.
p. 13
Table 3
Measured results are summarized in Table 3 below.
p. 13
Table 4
Measured results are summarized in Table 4 below.
p. 14
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,879,925Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 4 illustrates an SEM image of ground graphene worms;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
FIG. 7 illustrates a device for testing heat 20 dissipation characteristics.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
STYROFOAM CONSTITUTING BOX
The method according to claim 1, wherein the sintering is performed at 400 to 600 0 C f o r 1 to 40 minutes. Previously presented
The method according to claim 1, wherein the substrate is coated wit h the composition for dissipating heat to a thi ckne ss of 30 to 100 umn. Previously presented
The method according to claim 1, wherein a thickness of the h eat PAGE 3 15 ' RCVD AT 9 1141 2017 5:25:28 PM [Easte rn Daylight T ime] SVR:W-PTOFAX -00229 DN I S:273 8 300 " CS I D:531 844 00 81 ' DURATION (mm-ss): 01-29 Serial No. 14/906,707 Attorney Docket: 528-40 dissipation sheet is 10 to 150 u m. Previously presented
HEAT SINK
The method according to claim 2, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano- metal complex dispersion solution and 40 to 70 % by weight of the adhesive, and the adhesive is any one of acrylic adhesives, silicon-based adhesives, and rubber-based adhesives. Previously presented
The method according to claim 2, wherein the laminating is performed by rolling under a pressure of 350 to 700 kg. Previously presented
The method according to claim 2, wherein the release film is coated with the graphene adhesive to a thickness of 2 to 20 pm. Previously presented
THERMOELECTRIC SEMICONDUCTOR HEATER
INPUT CURRENT CONTROLLER TO WHICH TEMPERATURE SENSOR IS ATTACHED
RECLOSABLE STYROFOAM UPPER PORTION
ALUMINIUM FOIL Claims What is claimed is:
A heat dissipation sheet manufactured using a graphene/graphite nanoplate/carbon nanotube/nano-metal complex, the heat dissipation sheet comprising: a first heat dissipation film obtained by sintering a composition for dissipating heat comprising a graphene/graphite nanoplate/carbon nanotube/nano- m etal complex dispersion solution and a binder; and a second heat dissipation film that comprises the graphene/graphite nanoplate/carbon nanotube/nanometal complex dispersion solution and an adhesive and is formed on one surface or two opposite surfaces of the first heat dissipation film through coating or laminating[.], wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is prepared through a method comprisinz: expanding expandable graphite to obtain graphene worms; repeating twice or more heat-treating the s roun d ra phene worms after grinding the granhene worms cutting ground and heat-treated graphene worms while homogenizing by means of a high pressure homogenizer after mixing the ground and heat-treated graphene worms with a solvent: forming a graphene/graphite nanoplate/nano-metal complex dispersion solution by adding a metal alkoxide coupling agent to a graphene layer binder dispersion solution obtained through the homogenizing an d cutting and then performing ultrasonication: and forming the graphene/araphite nanoplate/carbon nanotube/nano-metal complex by adding an aqueous carbon nanotube dispersion solution to the formed araphene/graphite nanoplate/nano-metal complex dispersion solution-and thep stirring, Currently amended
The heat dissipation sheet acco rd ing to claim 13, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution and 40 to 70 % by weight of the adhesive. Previously presented
The heat dissipation sheet according to claim 13, wherein a thickness of the heat dissipation sheet is 10 to 150 u m. Previously presented
The heat sink according to claim 19, further dissipation properties, and polymers with heat sheet according to claim 13. Previously presented comprising any one of metal, ceramics with heat dissipation properties. Previously presented
1 4. Canceled
The h eat dissipation sheet according to claim [14] 1_, wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is comprised in an amount of 10 to 95 % by weight in the composition for dissipating heat. Currently amended
A heat sink comprising the heat dissipation
Layer stacks claimed or described, ordered top of device to substrate.
heat sink
heat dissipation sheet
Materials described outside the worked examples.
graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution
graphene/graphite nanoplate
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 230–270 °C | — |
Thickness |
Table 1
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 1 10 below.
p. 12
Table 2
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 2 below.
p. 13
Table 3
Measured results are summarized in Table 3 below.
p. 13
Table 4
Measured results are summarized in Table 4 below.
p. 14
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,879,925Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 4 illustrates an SEM image of ground graphene worms;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
FIG. 7 illustrates a device for testing heat 20 dissipation characteristics.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
STYROFOAM CONSTITUTING BOX
The method according to claim 1, wherein the sintering is performed at 400 to 600 0 C f o r 1 to 40 minutes. Previously presented
The method according to claim 1, wherein the substrate is coated wit h the composition for dissipating heat to a thi ckne ss of 30 to 100 umn. Previously presented
The method according to claim 1, wherein a thickness of the h eat PAGE 3 15 ' RCVD AT 9 1141 2017 5:25:28 PM [Easte rn Daylight T ime] SVR:W-PTOFAX -00229 DN I S:273 8 300 " CS I D:531 844 00 81 ' DURATION (mm-ss): 01-29 Serial No. 14/906,707 Attorney Docket: 528-40 dissipation sheet is 10 to 150 u m. Previously presented
HEAT SINK
The method according to claim 2, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano- metal complex dispersion solution and 40 to 70 % by weight of the adhesive, and the adhesive is any one of acrylic adhesives, silicon-based adhesives, and rubber-based adhesives. Previously presented
The method according to claim 2, wherein the laminating is performed by rolling under a pressure of 350 to 700 kg. Previously presented
The method according to claim 2, wherein the release film is coated with the graphene adhesive to a thickness of 2 to 20 pm. Previously presented
THERMOELECTRIC SEMICONDUCTOR HEATER
INPUT CURRENT CONTROLLER TO WHICH TEMPERATURE SENSOR IS ATTACHED
RECLOSABLE STYROFOAM UPPER PORTION
ALUMINIUM FOIL Claims What is claimed is:
A heat dissipation sheet manufactured using a graphene/graphite nanoplate/carbon nanotube/nano-metal complex, the heat dissipation sheet comprising: a first heat dissipation film obtained by sintering a composition for dissipating heat comprising a graphene/graphite nanoplate/carbon nanotube/nano- m etal complex dispersion solution and a binder; and a second heat dissipation film that comprises the graphene/graphite nanoplate/carbon nanotube/nanometal complex dispersion solution and an adhesive and is formed on one surface or two opposite surfaces of the first heat dissipation film through coating or laminating[.], wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is prepared through a method comprisinz: expanding expandable graphite to obtain graphene worms; repeating twice or more heat-treating the s roun d ra phene worms after grinding the granhene worms cutting ground and heat-treated graphene worms while homogenizing by means of a high pressure homogenizer after mixing the ground and heat-treated graphene worms with a solvent: forming a graphene/graphite nanoplate/nano-metal complex dispersion solution by adding a metal alkoxide coupling agent to a graphene layer binder dispersion solution obtained through the homogenizing an d cutting and then performing ultrasonication: and forming the graphene/araphite nanoplate/carbon nanotube/nano-metal complex by adding an aqueous carbon nanotube dispersion solution to the formed araphene/graphite nanoplate/nano-metal complex dispersion solution-and thep stirring, Currently amended
The heat dissipation sheet acco rd ing to claim 13, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution and 40 to 70 % by weight of the adhesive. Previously presented
The heat dissipation sheet according to claim 13, wherein a thickness of the heat dissipation sheet is 10 to 150 u m. Previously presented
The heat sink according to claim 19, further dissipation properties, and polymers with heat sheet according to claim 13. Previously presented comprising any one of metal, ceramics with heat dissipation properties. Previously presented
1 4. Canceled
The h eat dissipation sheet according to claim [14] 1_, wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is comprised in an amount of 10 to 95 % by weight in the composition for dissipating heat. Currently amended
A heat sink comprising the heat dissipation
Layer stacks claimed or described, ordered top of device to substrate.
heat sink
heat dissipation sheet
Materials described outside the worked examples.
graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution
graphene/graphite nanoplate
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 230–270 °C | — |
Thickness |
Table 1
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 1 10 below.
p. 12
Table 2
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 2 below.
p. 13
Table 3
Measured results are summarized in Table 3 below.
p. 13
Table 4
Measured results are summarized in Table 4 below.
p. 14
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,879,925Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 4 illustrates an SEM image of ground graphene worms;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
FIG. 7 illustrates a device for testing heat 20 dissipation characteristics.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
STYROFOAM CONSTITUTING BOX
The method according to claim 1, wherein the sintering is performed at 400 to 600 0 C f o r 1 to 40 minutes. Previously presented
The method according to claim 1, wherein the substrate is coated wit h the composition for dissipating heat to a thi ckne ss of 30 to 100 umn. Previously presented
The method according to claim 1, wherein a thickness of the h eat PAGE 3 15 ' RCVD AT 9 1141 2017 5:25:28 PM [Easte rn Daylight T ime] SVR:W-PTOFAX -00229 DN I S:273 8 300 " CS I D:531 844 00 81 ' DURATION (mm-ss): 01-29 Serial No. 14/906,707 Attorney Docket: 528-40 dissipation sheet is 10 to 150 u m. Previously presented
HEAT SINK
The method according to claim 2, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano- metal complex dispersion solution and 40 to 70 % by weight of the adhesive, and the adhesive is any one of acrylic adhesives, silicon-based adhesives, and rubber-based adhesives. Previously presented
The method according to claim 2, wherein the laminating is performed by rolling under a pressure of 350 to 700 kg. Previously presented
The method according to claim 2, wherein the release film is coated with the graphene adhesive to a thickness of 2 to 20 pm. Previously presented
THERMOELECTRIC SEMICONDUCTOR HEATER
INPUT CURRENT CONTROLLER TO WHICH TEMPERATURE SENSOR IS ATTACHED
RECLOSABLE STYROFOAM UPPER PORTION
ALUMINIUM FOIL Claims What is claimed is:
A heat dissipation sheet manufactured using a graphene/graphite nanoplate/carbon nanotube/nano-metal complex, the heat dissipation sheet comprising: a first heat dissipation film obtained by sintering a composition for dissipating heat comprising a graphene/graphite nanoplate/carbon nanotube/nano- m etal complex dispersion solution and a binder; and a second heat dissipation film that comprises the graphene/graphite nanoplate/carbon nanotube/nanometal complex dispersion solution and an adhesive and is formed on one surface or two opposite surfaces of the first heat dissipation film through coating or laminating[.], wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is prepared through a method comprisinz: expanding expandable graphite to obtain graphene worms; repeating twice or more heat-treating the s roun d ra phene worms after grinding the granhene worms cutting ground and heat-treated graphene worms while homogenizing by means of a high pressure homogenizer after mixing the ground and heat-treated graphene worms with a solvent: forming a graphene/graphite nanoplate/nano-metal complex dispersion solution by adding a metal alkoxide coupling agent to a graphene layer binder dispersion solution obtained through the homogenizing an d cutting and then performing ultrasonication: and forming the graphene/araphite nanoplate/carbon nanotube/nano-metal complex by adding an aqueous carbon nanotube dispersion solution to the formed araphene/graphite nanoplate/nano-metal complex dispersion solution-and thep stirring, Currently amended
The heat dissipation sheet acco rd ing to claim 13, wherein the graphene adhesive comprises 30 to 60 % by weight of the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution and 40 to 70 % by weight of the adhesive. Previously presented
The heat dissipation sheet according to claim 13, wherein a thickness of the heat dissipation sheet is 10 to 150 u m. Previously presented
The heat sink according to claim 19, further dissipation properties, and polymers with heat sheet according to claim 13. Previously presented comprising any one of metal, ceramics with heat dissipation properties. Previously presented
1 4. Canceled
The h eat dissipation sheet according to claim [14] 1_, wherein the graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution is comprised in an amount of 10 to 95 % by weight in the composition for dissipating heat. Currently amended
A heat sink comprising the heat dissipation
Layer stacks claimed or described, ordered top of device to substrate.
heat sink
heat dissipation sheet
Materials described outside the worked examples.
graphene/graphite nanoplate/carbon nanotube/nano-metal complex dispersion solution
graphene/graphite nanoplate
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates a transmission electron 5 microscope (TEM) image of nano-metal bonded to a graphene surface;
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Temperature | 230–270 °C | — |
Thickness |
Table 1
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 1 10 below.
p. 12
Table 2
stirring at 500 to 4000 rpm for 20 minutes by means of a high speed stirrer, using compositions summarized in Table 2 below.
p. 13
Table 3
Measured results are summarized in Table 3 below.
p. 13
Table 4
Measured results are summarized in Table 4 below.
p. 14
Related documents with shared materials, methods, properties, or citations.
carbon nanotube
nano-metal complex
adhesive
aluminium foil
binder resin
expandable graphite
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
| 2–6 cm |
| — |
Temperature | 700–1700 °C | — |
Duration | 0.2–5 hours | — |
Pressure | 50–200 pa | — |
Pressure | 20–50 pa | — |
Duration | 1–40 minutes | — |
Duration | ≤ 0.2 hours | — |
Thickness | 30–100 um | — |
carbon nanotube
nano-metal complex
adhesive
aluminium foil
binder resin
expandable graphite
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
| 2–6 cm |
| — |
Temperature | 700–1700 °C | — |
Duration | 0.2–5 hours | — |
Pressure | 50–200 pa | — |
Pressure | 20–50 pa | — |
Duration | 1–40 minutes | — |
Duration | ≤ 0.2 hours | — |
Thickness | 30–100 um | — |
carbon nanotube
nano-metal complex
adhesive
aluminium foil
binder resin
expandable graphite
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
| 2–6 cm |
| — |
Temperature | 700–1700 °C | — |
Duration | 0.2–5 hours | — |
Pressure | 50–200 pa | — |
Pressure | 20–50 pa | — |
Duration | 1–40 minutes | — |
Duration | ≤ 0.2 hours | — |
Thickness | 30–100 um | — |
carbon nanotube
nano-metal complex
adhesive
aluminium foil
binder resin
expandable graphite
FIG. 2 illustrates a TEM image of a carbon nanotube bonded to graphene;
FIG. 3 illustrates a scanning electron microscope 10 (SEM) image of graphene worms obtained through expansion;
FIG. 5 illustrates an X-ray photoelectron spectroscopy (XPS) result for a graphene/graphite 15 nanoplate/carbon nanotube/nano-metal complex;
FIG. 6 illustrates an SEM image for a cross section of a heat dissipation sheet according to the present invention; and
| 2–6 cm |
| — |
Temperature | 700–1700 °C | — |
Duration | 0.2–5 hours | — |
Pressure | 50–200 pa | — |
Pressure | 20–50 pa | — |
Duration | 1–40 minutes | — |
Duration | ≤ 0.2 hours | — |
Thickness | 30–100 um | — |