CN203099739U - Radiator provided with vacuum evaporation coating and used for LED lamp - Google Patents
Radiator provided with vacuum evaporation coating and used for LED lamp Download PDFInfo
- Publication number
- CN203099739U CN203099739U CN2012206907502U CN201220690750U CN203099739U CN 203099739 U CN203099739 U CN 203099739U CN 2012206907502 U CN2012206907502 U CN 2012206907502U CN 201220690750 U CN201220690750 U CN 201220690750U CN 203099739 U CN203099739 U CN 203099739U
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- coating
- radiator
- vacuum evaporation
- epoxy
- vacuum
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Abstract
The utility model discloses a radiator provided with a vacuum evaporation coating and used for an LED lamp and a preparation method of the radiator. The radiator comprises a substrate, and a first epoxy resin coating, a vacuum aluminized coating and a second epoxy resin coating are sequentially coated on the substrate. By coating the epoxy resin coatings and the vacuum aluminized coating on the substrate, the plastic substrate has good insulativity and heat conducting and radiating performance.
Description
Technical field
The utility model relates to polymeric material field, particularly relates to a kind of LED of being used for lamp and contains radiator of vacuum evaporation coating and preparation method thereof.
Background technology
LED radiator common used material generally includes metal material (aluminium), Inorganic Non-metallic Materials (diamond, pottery etc.) and polymer composite three major types.Though aluminium and aluminum alloy materials heat conductivility are good, but big for environment pollution, insulating properties are relatively poor, production cost is high, color is single, poor visual effect, and vacuum aluminum-coated operation more complicated production cost is higher can to influence radiating effect simultaneously if carry out.Same ceramic heat sink is compared plastic tank radiators, exist weight big, batch shortcomings such as heat conductivility difference is big, frangible, the complicated cost height of ceramic vacuum aluminum plating process.
The utility model content
Based on this, the purpose of this utility model provides the radiator that a kind of LED of being used for lamp contains the vacuum evaporation coating.
A kind of LED of being used for lamp contains the radiator of vacuum evaporation coating, comprises base material, is coated with first epoxy coating, vacuum aluminum-coated coating and second epoxy coating on the described base material successively.
Among embodiment, the thickness of described vacuum aluminum-coated coating is 45-55nm therein.
Among embodiment, the thickness of described first epoxy coating and second epoxy coating is 0.04-0.06mm therein.
Among embodiment, also be coated with color coating on described second epoxy coating therein.
Among embodiment, described base material is a macromolecule composite heat-conducting heat sink material therein.
Among embodiment, described macromolecule composite heat-conducting heat sink material is PP, PC, PBT, PC/ABS, ABS or PA therein.
The utility model is used for the preparation method that the LED lamp contains the radiator of vacuum evaporation coating, comprises the steps:
(1) base material destressing: base material is soaked in the glacial acetic acid except that destressing;
There is stress after the plastic basis material injection moulding,, can removes base material stress with the glacial acetic acid immersion in order to prevent to be out of shape behind the evaporation.
The preparation of (2) first epoxy coatings: removing coating one deck epoxy resin on the base material of destressing with drenching oily machine, the oven dry back forms first epoxy coating;
The epoxy coating effect: 1) because of substrate surface not steadily or have the place of defective, epoxy coating helps substrate surface Paint Gloss.2) aluminium can not Direct Electroplating to base material, come off easily, built on the sand.3) vacuum plating aluminium is plated to epoxy resin surface and helps external coating firm, and difficult drop-off strengthens the peel strength of coating.
(3) preparation of vacuum aluminum-coated coating: in vacuum is 5 * 10
-2Under the Pa, aluminum steel is heated evaporation on first epoxy coating that step (2) obtains, form vacuum aluminum-coated coating;
Vacuum aluminum-coated coating has splendid golden gloss, and this coating has good heat conduction and heat radiation.
The preparation of (4) second epoxy coatings: apply one deck epoxy resin with drenching oily machine on the vacuum aluminum-coated coating that step (3) obtains, the oven dry back forms first epoxy coating;
Through above-mentioned steps, promptly get the radiator that the described LED of being used for lamp contains the vacuum evaporation coating.
Among embodiment, the drying condition in the described step (2) is therein: 80 ℃ of oven dry 3-4h; Drying condition in the described step (4) is 45 ℃ of oven dry 1-2h.
Among embodiment, also be coated with color coating on described second epoxy coating therein.
The beneficial effects of the utility model:
The utility model is used for radiator that the LED lamp contains the vacuum evaporation coating by apply epoxy resins coating and vacuum aluminum-coated coating on base material, makes plastic basis material have good insulation performance and heat conduction and heat radiation simultaneously concurrently.The utility model is used for radiator that the LED lamp contains the vacuum evaporation coating can rapidly derive the heat on the housing and be dispersed into air, makes reliability of products improve.Being used for the color coating that the LED lamp contains the spreader surface of vacuum evaporation coating in addition can be monochrome or colour mixture, and for example gold, redness, silver color etc. can make things convenient for the consumer to select according to hobby.
Description of drawings
Fig. 1 is used for the heat spreader structures schematic diagram that the LED lamp contains the vacuum evaporation coating for the utility model.
Description of reference numerals:
200, base material; 201, first epoxy coating; 202, vacuum aluminum-coated coating; 203, second epoxy coating; 204, color coating.
The specific embodiment
By the following examples the utility model is further elaborated.
The utility model is raw materials used as follows:
Epoxy resin and epoxy resin diluent are available from Taiwan step exhibition enterprise stock Co., Ltd;
Base material: be macromolecule composite heat-conducting heat sink material, first-selection is PP, PC, PBT, PC/ABS, ABS or PA, and the disposable injection molded of utilization mould is made the heat conduction and heat radiation plastic casing.
This base material can satisfy vacuum aluminum-coated to substrate requirements, has good hear resistance, anti-pressure ability is strong, caking property good, smooth surface, volatile matter are few.
With reference to figure 1, the described LED of the being used for lamp of present embodiment contains the radiator of vacuum evaporation coating, comprises base material 200, is coated with first epoxy coating 201, vacuum aluminum-coated coating 202 and second epoxy coating 203 on the described base material successively.
The thickness of described vacuum aluminum-coated coating 202 is 50nm.
The thickness of described first epoxy coating 201 and second epoxy coating 203 is 0.05mm.
Also be coated with color coating 204 on described second epoxy coating 203.
The above-mentioned LED of being used for lamp contains the preparation method of the radiator of vacuum evaporation coating, comprises the steps:
(1) base material destressing: base material is soaked in the glacial acetic acid except that destressing;
There is stress after the plastic basis material injection moulding,, can removes base material stress with the glacial acetic acid immersion in order to prevent to be out of shape behind the evaporation.
The preparation of (2) first epoxy coatings: removing coating one deck epoxy resin on the base material of destressing with drenching oily machine, 80 ℃ of oven dry 3.5h, the oven dry back forms first epoxy coating;
Wherein used for epoxy resin epoxy resin diluent dilution back applies, and can reduce the viscosity of curing system, increases mobilely, prolongs raw material service life.
The epoxy coating effect: 1) because of substrate surface not steadily or have the place of defective, epoxy coating helps substrate surface Paint Gloss.2) aluminium can not Direct Electroplating to base material, come off easily, built on the sand.3) vacuum plating aluminium is plated to epoxy resin surface and helps external coating firm, and difficult drop-off strengthens the peel strength of coating.
(3) preparation of vacuum aluminum-coated coating: in vacuum is 5 * 10
-2Under the Pa, with purity be 99.99% aluminum steel heating evaporation on first epoxy coating that step (2) obtains, form vacuum aluminum-coated coating;
Vacuum aluminum-coated coating has splendid golden gloss, and this coating has good heat conduction and heat radiation.
The preparation of (4) second epoxy coatings: on the vacuum aluminum-coated coating that step (3) obtains, apply one deck epoxy resin with drenching oily machine, 45 ℃ of oven dry 1.5h, the oven dry back forms first epoxy coating;
(5) on second epoxy coating, also be coated with color coating.
Present embodiment prepares is used for the thermal conductivity factor of radiator that the LED lamp contains the vacuum evaporation coating between 1-1.5, and temperature diffusivity is between 0.78-0.89.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. one kind is used for the radiator that the LED lamp contains the vacuum evaporation coating, comprises base material, it is characterized in that, is coated with first epoxy coating, vacuum aluminum-coated coating and second epoxy coating on the described base material successively.
2. the LED of being used for lamp according to claim 1 contains the radiator of vacuum evaporation coating, it is characterized in that, the thickness of described vacuum aluminum-coated coating is 45-55nm.
3. the LED of being used for lamp according to claim 1 contains the radiator of vacuum evaporation coating, it is characterized in that, the thickness of described first epoxy coating and second epoxy coating is 0.04-0.06mm.
4. contain the radiator of vacuum evaporation coating according to each the described LED of being used for lamp of claim 1-3, it is characterized in that, also be coated with color coating on described second epoxy coating.
5. contain the radiator of vacuum evaporation coating according to each the described LED of being used for lamp of claim 1-3, it is characterized in that described base material is a macromolecule composite heat-conducting heat sink material.
6. contain the radiator of vacuum evaporation coating according to each the described LED of being used for lamp of claim 5, it is characterized in that described macromolecule composite heat-conducting heat sink material is PP, PC, PBT, ABS or PA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206907502U CN203099739U (en) | 2012-12-13 | 2012-12-13 | Radiator provided with vacuum evaporation coating and used for LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206907502U CN203099739U (en) | 2012-12-13 | 2012-12-13 | Radiator provided with vacuum evaporation coating and used for LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099739U true CN203099739U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206907502U Expired - Fee Related CN203099739U (en) | 2012-12-13 | 2012-12-13 | Radiator provided with vacuum evaporation coating and used for LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203099739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980162A (en) * | 2012-12-13 | 2013-03-20 | 珠海市远康企业有限公司 | Heat radiator containing vacuum-evaporated coating for LED (Light Emitting Diode) lamp and manufacture preparation method thereof |
-
2012
- 2012-12-13 CN CN2012206907502U patent/CN203099739U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980162A (en) * | 2012-12-13 | 2013-03-20 | 珠海市远康企业有限公司 | Heat radiator containing vacuum-evaporated coating for LED (Light Emitting Diode) lamp and manufacture preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20171213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |