CN204020154U - A kind of heat-conducting silica gel sheet - Google Patents
A kind of heat-conducting silica gel sheet Download PDFInfo
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- CN204020154U CN204020154U CN201420490970.XU CN201420490970U CN204020154U CN 204020154 U CN204020154 U CN 204020154U CN 201420490970 U CN201420490970 U CN 201420490970U CN 204020154 U CN204020154 U CN 204020154U
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- silica gel
- conducting
- gel sheet
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Abstract
The utility model relates to heat conduction articles for use technical field, particularly relate to a kind of heat-conducting silica gel sheet, comprise the first heat-conducting layer, priming coat, acrylic layer, tissue paper layer, acrylic glue-line and the first release layer that connect successively from top to bottom, be evenly distributed with thermal conductive metal particle and anti-oxidation particle in described first heat-conducting layer, the particle diameter of described thermal conductive metal particle and described anti-oxidation particle is 0.1-100 nanometer; Use nano level thermal conductive metal particle can significantly improve the heat conductivility of the first heat-conducting layer, nano level anti-oxidation particle then can avoid thermal conductive metal particle oxidation by air in hot environment, thus maintains the good heat conductive performance of the first heat-conducting layer; This heat-conducting silica gel sheet good heat conductivity, good insulation preformance, fire resistance is good, flexible, and elasticity is high, and tensile strength is high, and tear strength is high; The face need not fitted at heat-conducting silica gel sheet and product when in use applies glue, uses simple, the heat conductivility of heat-conducting silica gel sheet can be kept.
Description
Technical field
The utility model relates to heat conduction articles for use technical field, particularly relates to a kind of heat-conducting silica gel sheet.
Background technology
Heat-conducting silica gel sheet take silica gel as base material, add the various auxiliary materials such as metal oxide, by a kind of heat-conducting medium material that special process synthesizes, in industry, be also called thermal conductive silicon rubber cushion, heat conduction silica gel sheet, soft heat conductive pad, heat conductive silica gel pad etc., special in utilizing the design of gap transferring heat to produce, can blind, complete the heat trnasfer of heating position and radiating part interdigit, also play insulation simultaneously, damping, the effects such as sealing, the designing requirement of device miniaturization and ultrathin can be met, have manufacturability and usability, and thickness is applied widely, it is a kind of splendid conductive filler material.
Existing heat-conducting silica gel sheet heat conductivility is poor, and insulating properties are poor, and fire resistance is poor, and flexible poor, elasticity is low, and tensile strength is low, and tear strength is low; In addition, existing heat-conducting silica gel sheet needs the face of fitting at heat-conducting silica gel sheet and product applies glue when in use, uses trouble, the uneven heat conductivility that also can affect heat-conducting silica gel sheet of glue application, there is the necessity improved.
Summary of the invention
The utility model provides a kind of heat-conducting silica gel sheet for overcoming above-mentioned defect, this heat-conducting silica gel sheet good heat conductivity, good insulation preformance, and fire resistance is good, flexible, and elasticity is high, and tensile strength is high, and tear strength is high; The face need not fitted at heat-conducting silica gel sheet and product when in use applies glue, uses simple, the heat conductivility of heat-conducting silica gel sheet can be kept.
For achieving the above object, the utility model adopts following technical scheme.
A kind of heat-conducting silica gel sheet, comprise the first heat-conducting layer, priming coat, acrylic layer, tissue paper layer, acrylic glue-line and the first release layer that connect successively from top to bottom, be evenly distributed with thermal conductive metal particle and anti-oxidation particle in described first heat-conducting layer, the particle diameter of described thermal conductive metal particle and described anti-oxidation particle is 0.1-100 nanometer.
Wherein, the top of described first heat-conducting layer is also provided with the first insulating barrier, and described first insulating barrier is fixedly connected with described first heat-conducting layer.
Wherein, the top of described first insulating barrier is also provided with the first flame-retardant layer, and described first flame-retardant layer is fixedly connected with described first insulating barrier.
Wherein, the top of described first flame-retardant layer is also provided with glass layer, and described glass layer is fixedly connected with described first flame-retardant layer.
Wherein, the top of described glass layer is also provided with the second heat-conducting layer, and described second heat-conducting layer is fixedly connected with described glass layer.
Wherein, the top of described second heat-conducting layer is also provided with the second insulating barrier, and described second insulating barrier is fixedly connected with described second heat-conducting layer.
Wherein, the top of described second insulating barrier is also provided with the second flame-retardant layer, and described second flame-retardant layer is fixedly connected with described second insulating barrier.
Wherein, the top of described second flame-retardant layer is also provided with light rete, and described smooth rete is fixedly connected with described second flame-retardant layer.
Wherein, described smooth rete comprises the base membrane layer, the second release layer, Information Level, aluminium coated and the high-elastic glue-line that connect successively from top to bottom.
Wherein, described first release layer is aqueous polyurethane release layer.
The beneficial effects of the utility model are: a kind of heat-conducting silica gel sheet of the present utility model, comprise the first heat-conducting layer, priming coat, acrylic layer, tissue paper layer, acrylic glue-line and the first release layer that connect successively from top to bottom, be evenly distributed with thermal conductive metal particle and anti-oxidation particle in described first heat-conducting layer, the particle diameter of described thermal conductive metal particle and described anti-oxidation particle is 0.1-100 nanometer; Use nano level thermal conductive metal particle can significantly improve the heat conductivility of the first heat-conducting layer, nano level anti-oxidation particle then can avoid thermal conductive metal particle oxidation by air in hot environment, thus maintains the good heat conductive performance of the first heat-conducting layer; This heat-conducting silica gel sheet good heat conductivity, good insulation preformance, fire resistance is good, flexible, and elasticity is high, and tensile strength is high, and tear strength is high; The face need not fitted at heat-conducting silica gel sheet and product when in use applies glue, uses simple, the heat conductivility of heat-conducting silica gel sheet can be kept.
Accompanying drawing explanation
With accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is the structural representation of a kind of heat-conducting silica gel sheet of the present utility model.
Detailed description of the invention
Be further described the utility model below in conjunction with drawings and Examples, this is preferred embodiment of the present utility model.
Embodiment.
As shown in Figure 1, a kind of heat-conducting silica gel sheet of the present utility model, comprise the first heat-conducting layer 1 connected successively from top to bottom, priming coat 2, acrylic layer 3, tissue paper layer 4, acrylic glue-line 5 and the first release layer 6, thermal conductive metal particle and anti-oxidation particle is evenly distributed with in described first heat-conducting layer 1, the particle diameter of described thermal conductive metal particle and described anti-oxidation particle is 0.1-100 nanometer, the top of the first heat-conducting layer 1 is also provided with the first insulating barrier, described first insulating barrier is fixedly connected with described first heat-conducting layer 1, the top of the first insulating barrier is also provided with the first flame-retardant layer, described first flame-retardant layer is fixedly connected with described first insulating barrier.
The thermal conductive metal particle of the present embodiment is copper particle, and the anti-oxidation particle of the present embodiment is zinc particle.
Use nano level thermal conductive metal particle can significantly improve the heat conductivility of the first heat-conducting layer 1, nano level anti-oxidation particle then can avoid thermal conductive metal particle oxidation by air in hot environment, thus maintains the good heat conductive performance of the first heat-conducting layer 1; This heat-conducting silica gel sheet good heat conductivity, good insulation preformance, fire resistance is good, flexible, and elasticity is high, and tensile strength is high, and tear strength is high; The face need not fitted at heat-conducting silica gel sheet and product when in use applies glue, uses simple, the heat conductivility of heat-conducting silica gel sheet can be kept.
The top of first flame-retardant layer of the present embodiment is also provided with glass layer, and described glass layer is fixedly connected with described first flame-retardant layer, and it is simple that this arranges structure, can strengthen tensile strength and the tear strength of heat-conducting silica gel sheet.
The top of the glass layer of the present embodiment is also provided with the second heat-conducting layer, described second heat-conducting layer is fixedly connected with described glass layer, the top of the second heat-conducting layer is also provided with the second insulating barrier, described second insulating barrier is fixedly connected with described second heat-conducting layer, the top of the second insulating barrier is also provided with the second flame-retardant layer, and described second flame-retardant layer is fixedly connected with described second insulating barrier; It is simple that this arranges structure, can strengthen the heat conductivility of heat-conducting silica gel sheet, insulating properties and fire resistance further, practical.
The top of second flame-retardant layer of the present embodiment is also provided with light rete, and described smooth rete is fixedly connected with described second flame-retardant layer, and light rete comprises the base membrane layer, the second release layer, Information Level, aluminium coated and the high-elastic glue-line that connect successively from top to bottom; It is simple that this arranges structure, makes the upper surface of this heat-conducting silica gel sheet there is the beautiful diaphragm of one deck gloss, not only attractive in appearance, can also prevent the upper surface damaging heat-conducting silica gel sheet in the process of transport, thus maintain the good heat conductive performance of heat-conducting silica gel sheet; Information Level is then for showing different colors, word, pattern, and practicality is high; Aluminium coated can increase the brightness of heat-conducting silica gel sheet, and high-elastic glue-line can increase the elasticity of heat-conducting silica gel sheet.
Wherein, described base membrane layer is PET base membrane layer.
PETG, chemical formula is-OCH2-CH2OCOC6H4CO-, English name: polyethylene terephthalate, and being called for short PET, is high polymer, by ethylene glycol terephthalate generation dehydration condensation.Ethylene glycol terephthalate is by terephthalic acid (TPA) and ethylene glycol generation esterification gained.PET is milky or polymer that is light yellow, highly crystalline, and surface smoothing is glossy.In wider temperature range, have excellent physical and mechanical properties, Long-Time Service temperature can reach 120 DEG C, and electrical insulating property is excellent, even under high-temperature high-frequency, its electrical property is still better, but corona resistance is poor, creep resistance, fatigue durability, rub resistance, dimensional stability are all fine.
First release layer 6 of the present embodiment is aqueous polyurethane release layer.
Aqueous polyurethane is the new polyurethane system using water to replace organic solvent as decentralized medium, also claims water dispersible polyurethane, aqueous polyurethane or water-based polyurethane.Aqueous polyurethane take water as solvent, pollution-free, safe and reliable, good mechanical performance, compatibility are good, be easy to the advantages such as modification.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. a heat-conducting silica gel sheet, it is characterized in that: comprise the first heat-conducting layer, priming coat, acrylic layer, tissue paper layer, acrylic glue-line and the first release layer that connect successively from top to bottom, be evenly distributed with thermal conductive metal particle and anti-oxidation particle in described first heat-conducting layer, the particle diameter of described thermal conductive metal particle and described anti-oxidation particle is 0.1-100 nanometer.
2. a kind of heat-conducting silica gel sheet according to claim 1, is characterized in that: the top of described first heat-conducting layer is also provided with the first insulating barrier, and described first insulating barrier is fixedly connected with described first heat-conducting layer.
3. a kind of heat-conducting silica gel sheet according to claim 2, is characterized in that: the top of described first insulating barrier is also provided with the first flame-retardant layer, and described first flame-retardant layer is fixedly connected with described first insulating barrier.
4. a kind of heat-conducting silica gel sheet according to claim 3, is characterized in that: the top of described first flame-retardant layer is also provided with glass layer, and described glass layer is fixedly connected with described first flame-retardant layer.
5. a kind of heat-conducting silica gel sheet according to claim 4, is characterized in that: the top of described glass layer is also provided with the second heat-conducting layer, and described second heat-conducting layer is fixedly connected with described glass layer.
6. a kind of heat-conducting silica gel sheet according to claim 5, is characterized in that: the top of described second heat-conducting layer is also provided with the second insulating barrier, and described second insulating barrier is fixedly connected with described second heat-conducting layer.
7. a kind of heat-conducting silica gel sheet according to claim 6, is characterized in that: the top of described second insulating barrier is also provided with the second flame-retardant layer, and described second flame-retardant layer is fixedly connected with described second insulating barrier.
8. a kind of heat-conducting silica gel sheet according to claim 7, is characterized in that: the top of described second flame-retardant layer is also provided with light rete, and described smooth rete is fixedly connected with described second flame-retardant layer.
9. a kind of heat-conducting silica gel sheet according to claim 8, is characterized in that: described smooth rete comprises the base membrane layer, the second release layer, Information Level, aluminium coated and the high-elastic glue-line that connect successively from top to bottom.
10. a kind of heat-conducting silica gel sheet according to claim 1, is characterized in that: described first release layer is aqueous polyurethane release layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490970.XU CN204020154U (en) | 2014-08-28 | 2014-08-28 | A kind of heat-conducting silica gel sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490970.XU CN204020154U (en) | 2014-08-28 | 2014-08-28 | A kind of heat-conducting silica gel sheet |
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| Publication Number | Publication Date |
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| CN204020154U true CN204020154U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420490970.XU Expired - Fee Related CN204020154U (en) | 2014-08-28 | 2014-08-28 | A kind of heat-conducting silica gel sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648940A (en) * | 2018-12-06 | 2019-04-19 | 安徽旭川新材料科技有限公司 | A kind of frosted PET hot pressing silica gel material and preparation method thereof |
| CN111300917A (en) * | 2020-03-10 | 2020-06-19 | 东莞市高酷纳米科技有限公司 | Anisotropic composite section and preparation method thereof |
-
2014
- 2014-08-28 CN CN201420490970.XU patent/CN204020154U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648940A (en) * | 2018-12-06 | 2019-04-19 | 安徽旭川新材料科技有限公司 | A kind of frosted PET hot pressing silica gel material and preparation method thereof |
| CN111300917A (en) * | 2020-03-10 | 2020-06-19 | 东莞市高酷纳米科技有限公司 | Anisotropic composite section and preparation method thereof |
| CN111300917B (en) * | 2020-03-10 | 2023-11-14 | 东莞市高酷纳米科技有限公司 | Anisotropic composite profile and 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170828 |