CN108302350A - A kind of LED lamp tube and its processing technology having graphite ene coatings - Google Patents
A kind of LED lamp tube and its processing technology having graphite ene coatings Download PDFInfo
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- CN108302350A CN108302350A CN201810255681.4A CN201810255681A CN108302350A CN 108302350 A CN108302350 A CN 108302350A CN 201810255681 A CN201810255681 A CN 201810255681A CN 108302350 A CN108302350 A CN 108302350A
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- glass tube
- light source
- tube
- driver
- graphite ene
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000000576 coating method Methods 0.000 title claims abstract description 61
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 31
- 239000010439 graphite Substances 0.000 title claims abstract description 31
- 238000005516 engineering process Methods 0.000 title description 5
- 239000011521 glass Substances 0.000 claims abstract description 45
- 239000011248 coating agent Substances 0.000 claims abstract description 24
- 229910000906 Bronze Inorganic materials 0.000 claims abstract description 18
- 239000010974 bronze Substances 0.000 claims abstract description 18
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000009792 diffusion process Methods 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 35
- 229910021389 graphene Inorganic materials 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 12
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 239000004111 Potassium silicate Substances 0.000 claims description 6
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 6
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 235000019353 potassium silicate Nutrition 0.000 claims description 6
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052913 potassium silicate Inorganic materials 0.000 claims description 6
- -1 Diphenylamine sulfonic acid sodium salt Chemical class 0.000 claims description 4
- 239000002270 dispersing agent Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 4
- 229940031098 ethanolamine Drugs 0.000 claims description 4
- 239000003002 pH adjusting agent Substances 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 150000001336 alkenes Chemical class 0.000 abstract description 4
- 238000005087 graphitization Methods 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000003667 anti-reflective effect Effects 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- VDGJOQCBCPGFFD-UHFFFAOYSA-N oxygen(2-) silicon(4+) titanium(4+) Chemical compound [Si+4].[O-2].[O-2].[Ti+4] VDGJOQCBCPGFFD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/90—Methods of manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/87—Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to illuminating product, especially a kind of LED lamp tube.A kind of LED lamp tube having graphite ene coatings in the present invention, including glass tube, driver, 2 lamp caps and light source board, glass tube is cylinder, alternating current is accessed in driver one end, one end is connected with light source board, glass tube both ends are equipped with lamp cap, lamp cap is equipped with the first bronze medal lamp base and the second bronze medal lamp base, driver is located on the right side of glass tube, light source board is equipped with multiple LED chips, it is connected with the first bronze medal lamp base and the second bronze medal lamp base on the right side of driver, left side is connected with driver, light source board is located at glass tube lower part, heat-conducting glue is equipped between light source board and glass inside pipe wall, glass inside pipe wall is equipped with graphite ene coatings and light diffusion coating successively.By experimental results demonstrate, the coating heat dissipation performance of the thickness is best, using above-mentioned coating 24W LED lamp tube compared with the not LED lamp tube of graphitization alkene, LED junction temperature decline 20 DEG C or so, substantially increase service life and the light output of LED lamp tube.
Description
Technical field
The present invention relates to illuminating product, especially a kind of LED lamp tube.
The present invention relates to LED light processing technology, especially a kind of LED light pipe processing technique.
Background technology
LED lamp tube light efficiency is high, and energy conservation and environmental protection has become the desired light that can substitute traditional straight pipe type fluorescent lamp at present
The light emitting source in source, LED lamp tube is LED chip, and chip will produce a large amount of heat at work, these heats pass through light source board（One
As use aluminum substrate or glass-fiber-plate）It conducts in glass tube using heat-conducting glue, is come out heat afterwards by glass tube.Due to glass
Glass is the non-conductor of heat, its thermal coefficient only has 0.75 W/m*K（At 20 DEG C）, about the 1/400 of copper, for power compared with
Influence little for low LED lamp tube, but the temperature of LED chip will rise very high for more high-power lamp, make
Decline at light efficiency, light decay is serious, product service life is short.
Invention content
In order to solve the prior art existing deficiency in terms of manufacturing great power LED straight lamp, the present invention provides one kind
Using graphite ene coatings, the LED lamp tube and its processing technology of good heat dissipation effect.
A kind of LED lamp tube having graphite ene coatings in the present invention, including glass tube, driver, 2 lamp caps and light source
Plate, glass tube are cylinder, and driver one end access alternating current, one end are connected with light source board, and glass tube both ends are equipped with lamp cap, lamp cap
It is equipped with the first bronze medal lamp base and the second bronze medal lamp base, driver is located on the right side of glass tube, and light source board is equipped with multiple LED cores
Piece, driver right side is connected with the first bronze medal lamp base and the second bronze medal lamp base, left side is connected with driver, and light source board is located under glass tube
Portion, is equipped with heat-conducting glue between light source board and glass inside pipe wall, glass inside pipe wall is equipped with graphite ene coatings and light diffusion coating successively.
By the way that experimental results demonstrate the coating heat dissipation performance of the thickness is best, while will not cause being decreased obviously for light transmittance, in use
The LED lamp tube of the 24W of coating is stated compared with the not LED lamp tube of graphitization alkene, LED junction temperature declines 20 DEG C or so, substantially increases
The service life of LED lamp tube and light output.
Preferably, light source board is aluminum substrate or epoxy resin board.It is at low cost, it is easy to process.
Preferably, graphene coating layer thickness is 3 ~ 9 graphene molecules layer thickness.Perfect heat-dissipating, while light transmittance
It is high.
Preferably, light diffusion coating, including silicon dioxide layer, potassium silicate layer, magnesium fluoride layer and alumina layer, titanium dioxide
Silicon layer thickness is 150 ~ 370nm, and potassium silicate layer thickness is 175 ~ 422nm, and magnesium fluoride layer thickness is 230 ~ 395nm, alumina layer
Thickness is 175 ~ 420nm.Using the refractive index of different material and its specific coatings structure, the light for absorbing different-waveband reaches
Multilayer film antireflective antireflective effect.
A kind of LED light pipe processing technique with graphite ene coatings, includes the following steps：
1, nano level graphene powder is put by weight 1.4: 1000 ~ 1.8: 1000 in the ethanol solution of purity 95%, is pressed
Diphenylamine sulfonic acid sodium salt is added as dispersant in weight ratio 0.8: 1000 ~ 1.2: 1000, uses ethanol amine as pH adjusting agent, adjusts
PH value is 8 ~ 9, and graphene suspension is made；
2, graphene suspension in ultrasonic wave is carried out to dispersion 0.5 hour, form Nano sol liquid；
3, water is added in graphene sol liquid, is mixed into the concentration of 50 ~ 100ppm；In the homogenizer of 50 ~ 60r/s,
2.5 ~ 3h of high-speed stirred forms the graphene sol liquid that can be used for applying；
4, graphene sol liquid is put into thermostat, by temperature control within the scope of 27 DEG C ~ 33 DEG C；
5, the sol solutions containing graphene will be sprayed into glass tube, then enter dry section, at 125 DEG C ~ 155 DEG C on powder coating machine
At a temperature of be completely dried, the transparent glass tube with graphite ene coatings is made；
6, the transparent glass tube with graphite ene coatings is pressed and presses normal coating processes on powder coating machine, applied the diffusion of last layer light and apply
Layer.
A kind of LED light pipe processing technique with graphite ene coatings, includes the following steps：
1, nano level graphene powder is put by weight 1.4: 1000 ~ 1.8: 1000 in the ethanol solution of purity 95%, is pressed
Diphenylamine sulfonic acid sodium salt is added as dispersant in weight ratio 0.8: 1000 ~ 1.2: 1000, uses ethanol amine as pH adjusting agent, adjusts
PH value is 8 ~ 9, and graphene suspension is made；
2, graphene suspension in ultrasonic wave is carried out to dispersion 0.5 hour, form Nano sol liquid；
3, water is added in graphene sol liquid, is mixed into the concentration of 50 ~ 100ppm；In the homogenizer of 50 ~ 60r/s,
2.5 ~ 3h of high-speed stirred forms the graphene sol liquid that can be used for applying；
4, graphene sol liquid is put into thermostat, by temperature control within the scope of 27 DEG C ~ 33 DEG C；
5, the sol solutions containing graphene will be sprayed into glass tube, then enter dry section, at 125 DEG C ~ 155 DEG C on powder coating machine
At a temperature of be completely dried, the transparent glass tube with graphite ene coatings is made；
6, the transparent glass tube with graphite ene coatings is pressed and presses normal coating processes on powder coating machine, applied the diffusion of last layer light and apply
Layer.
Beneficial effects of the present invention：By the way that experimental results demonstrate the coating heat dissipation performance of the thickness is best, while will not draw
Light transmittance is played to be decreased obviously, using above-mentioned coating 24W LED lamp tube compared with the not LED lamp tube of graphitization alkene, LED junction
Temperature declines 20 DEG C or so, substantially increases service life and the light output of LED lamp tube.
Description of the drawings
Fig. 1 is a kind of LED lamp tube structural schematic diagram having graphite ene coatings.
Fig. 2 is a kind of LED lamp tube cross-sectional view having graphite ene coatings.
Fig. 3 is a kind of LED lamp tube part section structural representation having graphite ene coatings.
It is marked in figure：1, glass tube, 2, LED chip, 3, driver, 4, lamp cap, the 5, first bronze medal lamp base, 6, light source board, 7,
Second bronze medal lamp base, 8, light diffusion coating, 9, heat-conducting glue, 10, graphite ene coatings.
Specific implementation mode
As shown in Figs. 1-3, a kind of LED lamp tube having graphite ene coatings, including 3,2 glass tube 1, driver 4 and of lamp cap
Light source board 6, glass tube 1 are cylinder, and 3 one end of driver access alternating current, one end are connected with light source board 6, and 1 both ends of glass tube are equipped with
Lamp cap 4, lamp cap 4 are equipped with the first bronze medal lamp base 5 and the second bronze medal lamp base 7, and driver 3 is located at 1 inner right side of glass tube, light source board 6
Multiple LED chips 2 are equipped with, are connected with the first bronze medal lamp base 5 and the second bronze medal lamp base 7 on the right side of driver 3,3 phase of left side and driver
Even, light source board 6 is located at 1 lower part of glass tube, is equipped with heat-conducting glue 9 between 1 inner wall of light source board 6 and glass tube, 1 inner wall of glass tube is successively
Equipped with graphite ene coatings 10 and light diffusion coating 8.By the way that experimental results demonstrate the coating heat dissipation performance of the thickness is best, simultaneously
Will not cause being decreased obviously for light transmittance, using above-mentioned coating 24W LED lamp tube compared with the not LED lamp tube of graphitization alkene,
LED junction temperature declines 20 DEG C or so, substantially increases service life and the light output of LED lamp tube.
Preferably, 10 thickness of graphite ene coatings is 3 ~ 9 graphene molecules layer thickness.Perfect heat-dissipating, while light transmission
Rate is high.
Preferably, light diffusion coating 8, including silicon dioxide layer, potassium silicate layer, magnesium fluoride layer and alumina layer, dioxy
SiClx layer thickness is 150 ~ 370nm, and potassium silicate layer thickness is 175 ~ 422nm, and magnesium fluoride layer thickness is 230 ~ 395nm, aluminium oxide
Layer thickness is 175 ~ 420nm.Using the refractive index of different material and its specific coatings structure, the light for absorbing different-waveband reaches
To multilayer film antireflective antireflective effect.
A kind of LED light pipe processing technique with graphite ene coatings, includes the following steps：
1, nano level graphene powder is put by weight 1.4: 1000 ~ 1.8: 1000 in the ethanol solution of purity 95%, is pressed
Diphenylamine sulfonic acid sodium salt is added as dispersant in weight ratio 0.8: 1000 ~ 1.2: 1000, uses ethanol amine as pH adjusting agent, adjusts
PH value is 8 ~ 9, and graphene suspension is made；
2, graphene suspension in ultrasonic wave is carried out to dispersion 0.5 hour, form Nano sol liquid；
3, water is added in graphene sol liquid, is mixed into the concentration of 50 ~ 100ppm；In the homogenizer of 50 ~ 60r/s,
2.5 ~ 3h of high-speed stirred forms the graphene sol liquid that can be used for applying；
4, graphene sol liquid is put into thermostat, by temperature control within the scope of 27 DEG C ~ 33 DEG C；
5, the sol solutions containing graphene will be sprayed into glass tube, then enter dry section, at 125 DEG C ~ 155 DEG C on powder coating machine
At a temperature of be completely dried, the transparent glass tube with graphite ene coatings is made；
6, the transparent glass tube with graphite ene coatings is pressed and presses normal coating processes on powder coating machine, applied the diffusion of last layer light and apply
Layer.
Claims (5)
1. a kind of LED lamp tube having graphite ene coatings, including glass tube, driver, 2 lamp caps and light source board, glass tube is circle
Cylindricality, driver one end access alternating current, one end are connected with light source board, and glass tube both ends are equipped with lamp cap, and lamp cap is equipped with the first bronze medal
Lamp base and the second bronze medal lamp base, driver are located on the right side of glass tube, and light source board is equipped with multiple LED chips, driver right side
Be connected with the first bronze medal lamp base and the second bronze medal lamp base, left side is connected with driver, light source board is located at glass tube lower part, and feature exists
In equipped with heat-conducting glue between light source board and glass inside pipe wall, glass inside pipe wall is successively equipped with graphite ene coatings and light diffusion coating.
2. a kind of LED lamp tube having graphite ene coatings according to claim 1, which is characterized in that light source board is aluminum substrate
Or epoxy resin board.
3. a kind of LED lamp tube having graphite ene coatings according to claim 1, which is characterized in that graphene coating layer thickness
For 3 ~ 9 graphene molecules layer thickness.
4. a kind of LED lamp tube having graphite ene coatings according to claim 1, which is characterized in that light diffusion coating, including
Silicon dioxide layer, potassium silicate layer, magnesium fluoride layer and alumina layer, silicon dioxide layer thickness are 150 ~ 370nm, potassium silicate layer thickness
For 175 ~ 422nm, magnesium fluoride layer thickness is 230 ~ 395nm, and alumina layer thickness is 175 ~ 420nm.
5. a kind of LED light pipe processing technique with graphite ene coatings, includes the following steps：
1, nano level graphene powder is put by weight 1.4: 1000 ~ 1.8: 1000 in the ethanol solution of purity 95%, is pressed
Diphenylamine sulfonic acid sodium salt is added as dispersant in weight ratio 0.8: 1000 ~ 1.2: 1000, uses ethanol amine as pH adjusting agent, adjusts
PH value is 8 ~ 9, and graphene suspension is made；
2, graphene suspension in ultrasonic wave is carried out to dispersion 0.5 hour, form Nano sol liquid；
3, water is added in graphene sol liquid, is mixed into the concentration of 50 ~ 100ppm；In the homogenizer of 50 ~ 60r/s,
2.5 ~ 3h of high-speed stirred forms the graphene sol liquid that can be used for applying；
4, graphene sol liquid is put into thermostat, by temperature control within the scope of 27 DEG C ~ 33 DEG C；
5, the sol solutions containing graphene will be sprayed into glass tube, then enter dry section, at 125 DEG C ~ 155 DEG C on powder coating machine
At a temperature of be completely dried, the transparent glass tube with graphite ene coatings is made；
6, the transparent glass tube with graphite ene coatings is pressed and presses normal coating processes on powder coating machine, applied the diffusion of last layer light and apply
Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255681.4A CN108302350B (en) | 2018-03-27 | 2018-03-27 | LED lamp tube with graphene coating and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255681.4A CN108302350B (en) | 2018-03-27 | 2018-03-27 | LED lamp tube with graphene coating and processing technology thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108302350A true CN108302350A (en) | 2018-07-20 |
| CN108302350B CN108302350B (en) | 2024-04-30 |
Family
ID=62847895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810255681.4A Active CN108302350B (en) | 2018-03-27 | 2018-03-27 | LED lamp tube with graphene coating and processing technology thereof |
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