CN104087197A - Glass fiber cloth heat-conducting double-faced adhesive tape - Google Patents
Glass fiber cloth heat-conducting double-faced adhesive tape Download PDFInfo
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- CN104087197A CN104087197A CN201410365966.5A CN201410365966A CN104087197A CN 104087197 A CN104087197 A CN 104087197A CN 201410365966 A CN201410365966 A CN 201410365966A CN 104087197 A CN104087197 A CN 104087197A
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- conducting glue
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Abstract
The invention discloses a glass fiber cloth heat-conducting double-faced adhesive tape which is characterized by comprising a substrate (3) and heat-conducting adhesive layers (2), wherein the substrate (3) adopts a tabby glass fiber cloth layer; each heat-conducting adhesive layer (2) is formed by spreading a heat-conducting adhesive layer on one surface of the substrate by a scraper in a transfer coating mode; and the heat-conducting adhesive is a mixture of an acrylic pressure-sensitive adhesive, aluminum oxide powder, boron nitride powder, nano metal powder, nano graphite powder and a coupling agent. The adhesive tape disclosed by the invention has the advantages of favorable heat-conducting property, simple manufacturing technique and low cost.
Description
Technical field
The present invention relates to a kind of double faced adhesive tape, particularly a kind of bonding of the materials such as LED, electron trade, glasscloth bond plies of fixing and dispelling the heat of being applicable to.
Background technology
The development of science and technology and the market requirement make electron device to the future development of miniaturization, lightweight, compact construction, operation high efficiency, make like this its radiating effect become the key of complete machine miniaturization Design.So stable that to move for guaranteeing electron device or equipment, the heat of generation need be derived timely.Thereby quality, thermal conductivity, the strength and stability of heat radiation material are had higher requirement.So heat conduction adhesive tape arises at the historic moment, it is supreme for electron device, guarantees the normal operation of whole electron device in order to timely derivation heat.
Heat conduction adhesive tape generally all includes one deck release layer, and we are off-type force by being bonded in the power that adhesive tape on release layer spends when separated.After the off-type force on the release layer two sides in heat conduction adhesive tape is processed by different processing condition, the off-type force on its two sides can vary.The off-type force on release layer two sides is contrasted and just obtains off-type force ratio.The heat conduction adhesive tape majority of used in electronic industry is external import at present, on the high side, though domestic, there is fewer companies at research and development production heat conduction adhesive tape, but because of technology not mature enough, the product of producing is high expensive not only, and do not compare same kind of products at abroad in performance, it is too low that it is mainly manifested in thermal conductivity, the generally requirement that in physical property, some index is just reached foot or do not reached electronic industry.Heat conductivility does not reach certain requirement.
Based on the above, a kind of have better heat-conducting effect and guaranteed that the exploitation of heat-conducting double-sided adhesive tape of whole electron device normal operation is necessary.
Summary of the invention
The heat that the object of the present invention is to provide a kind of double sticky tape with good heat conductive effect to produce in normal operation process with the whole electron device that guarantees to be formed by heat-conducting double-sided glue bond can be derived timely, improve the operation life of electron device, improved the efficiency of electron device operation.
The invention provides a kind of glasscloth bond plies, wherein, comprising:
Base material 3, selects plain weave shape glasscloth layer;
Heat conduction glue-line 2, by scraper transfer coating mode, be coated in the lip-deep one deck heat-conducting glue of described substrate layer, described heat-conducting glue is the mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent.
Preferably, described glasscloth bond plies, wherein, described glasscloth bond plies also comprises the separate-type paper 1 that is attached to described heat conduction glue-line 2 one sides, described separate-type paper 1 is PE leaching membrane paper.
Preferably, described glasscloth bond plies, wherein, described glasscloth is a kind of in alkali free glass fibre, medium-alkali glass fibre and high alkali glass fibre, chemical resistant glass fiber, high strength glass fiber, high elastic coefficient glass fibre and alkali resistant glass fiber.
Preferably, described glasscloth bond plies, wherein, each component precentagewise meter of described heat-conducting glue:
Acrylic pressure sensitive adhesive: 83～85%
Aluminium nitride powder: 6～9%;
Boron nitride powder: 3～4%;
Nano level metal powder: 1～2%;
Nano level powdered graphite: 0.8～1.3%;
Coupling agent: 0.8～1.2%.
Preferably, described glasscloth bond plies, wherein, described coupling agent is a kind of of chromium complex coupling agent, silane coupling agent, titanate coupling agent and tin class coupling agent.
Preferably, the preparation method of described glasscloth bond plies, wherein, it passes through following processing step:
1) mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent is stirred to 30～45min with 80～100r/min at normal temperatures, through centrifugal and filtration, obtain heat-conducting glue afterwards;
2) heat-conducting glue preparing is coated on the base material of described plain weave shape glasscloth layer, heat-conducting glue is penetrated in described plain weave shape glasscloth layer equably, regulate thickness to the 100～200 μ m of heat-conducting glue, enter in baking oven and dry;
3) 2) one of them of the heat conduction glue-line prepared stick separate-type paper.
A kind of glasscloth bond plies provided by the invention and preparation method thereof, its beneficial effect comprises: 1) preparation technology is simple, easily operation and cost are lower; 2) the glue force of cohesion of heat-conducting glue is good, the good dispersity of heat-conducting glue, and viscosity is better; 3) thermal conductivity of heat-conducting double-sided adhesive tape, good heat conductivity have been improved; 4) heat that the whole electron device that the heat-conducting double-sided glue bond of employing this case forms produces in normal operation process can be derived timely, has improved the operation life of electron device, has improved the efficiency of electron device operation.
Accompanying drawing explanation
Fig. 1 is glasscloth bond plies structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, to make those skilled in the art can implement according to this with reference to specification sheets word.
As shown in Figure 1, the invention provides a kind of glasscloth bond plies, comprise,
Base material 3, selects plain weave shape glasscloth layer;
Heat conduction glue-line 2, is coated in the lip-deep one deck heat-conducting glue of described substrate layer by scraper transfer coating mode.
Glasscloth bond plies also comprises the separate-type paper 1 that is attached to described heat conduction glue-line 2 one sides, and described separate-type paper 1 is PE leaching membrane paper.
Glasscloth tissue layer is a kind of in alkali free glass fibre, medium-alkali glass fibre and high alkali glass fibre, chemical resistant glass fiber, high strength glass fiber, high elastic coefficient glass fibre and alkali resistant glass fiber.Glass fibre is a kind of ceramic of excellent performance, of a great variety, and advantage is that good insulating, thermotolerance are strong, erosion resistance good, and physical strength is high, but shortcoming is that property is crisp, and wear resistance is poor.Glass fibre is typically used as the strongthener in matrix material, electrically insulating material and heat-insulating material, and the national economy every field such as circuit substrate, plain weave shape glasscloth layer is selected in this case, relates to various thread counts.
Coupling agent is a kind of of chromium complex coupling agent, silane coupling agent, titanate coupling agent and tin class coupling agent.Coupling agent claims again surface-modifying agent, improve a kind of additive of the interface performance of synthetic resins and inorganic filler or strongthener, in plastic working process, can reduce the viscosity of molten synthetic resin, improve the dispersity of weighting agent to improve processing characteristics, and then make goods obtain good surface quality and machinery, heat and electrical property.Its consumption is generally 0.5～2% of filler loading.Coupling agent is generally comprised of two portions: a part is close inorganic group, can with inorganic filler or strongthener effect; Another part is close organic group, can with synthetic resins effect.
In the present invention, heat-conducting glue is the mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent; Wherein, each component precentagewise meter of heat-conducting glue:
Acrylic pressure sensitive adhesive: 83～85%
Aluminium nitride powder: 6～9%;
Boron nitride powder: 3～4%;
Nano level metal powder: 1～2%;
Nano level powdered graphite: 0.8～1.3%;
Coupling agent: 0.8～1.2%.
The preparation technology of glasscloth bond plies in the present invention:
1) mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent is stirred to 30～45min with 80～100r/min at normal temperatures, through centrifugal and filtration, obtain heat-conducting glue afterwards;
2) heat-conducting glue preparing is coated on the base material of described plain weave shape glasscloth layer, heat-conducting glue is penetrated in described plain weave shape glasscloth layer equably, regulate thickness to the 100～200 μ m of heat-conducting glue, enter in baking oven and dry;
3) 2) one of them of the heat conduction glue-line prepared stick separate-type paper, obtains glasscloth bond plies finished product.
A kind of glasscloth bond plies that this case provides is applicable to the bonding of the materials such as LED, electron trade, fixing and heat radiation.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in specification sheets and embodiment, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend of describing.
Claims (6)
1. a glasscloth bond plies, is characterized in that, comprise,
Base material (3), selects plain weave shape glasscloth layer;
Heat conduction glue-line (2), by scraper transfer coating mode, be coated in the lip-deep one deck heat-conducting glue of described substrate layer, described heat-conducting glue is the mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent.
2. glasscloth bond plies as claimed in claim 1, is characterized in that, described glasscloth bond plies also comprises the separate-type paper (1) that is attached to described heat conduction glue-line (2) one sides, and described separate-type paper (1) is PE leaching membrane paper.
3. glasscloth bond plies as claimed in claim 1, it is characterized in that, described glasscloth layer is a kind of in alkali free glass fibre, medium-alkali glass fibre and high alkali glass fibre, chemical resistant glass fiber, high strength glass fiber, high elastic coefficient glass fibre and alkali resistant glass fiber.
4. glasscloth bond plies as claimed in claim 1, is characterized in that, each component precentagewise meter of described heat-conducting glue:
Acrylic pressure sensitive adhesive: 83～85%
Aluminium nitride powder: 6～9%;
Boron nitride powder: 3～4%;
Nano level metal powder: 1～2%;
Nano level powdered graphite: 0.8～1.3%;
Coupling agent: 0.8～1.2%.
5. glasscloth bond plies as claimed in claim 4, is characterized in that, described coupling agent is a kind of of chromium complex coupling agent, silane coupling agent, titanate coupling agent and tin class coupling agent.
6. a method of preparing the glasscloth bond plies described in claim 1～5, is characterized in that, it is by following processing step:
1) mixture of acrylic pressure sensitive adhesive, alumina powder, boron nitride powder, nano level metal powder, nano level powdered graphite and coupling agent is stirred to 30～45min with 80～100r/min at normal temperatures, through centrifugal and filtration, obtain heat-conducting glue afterwards;
2) heat-conducting glue preparing is coated on the base material of described plain weave shape glasscloth layer, heat-conducting glue is penetrated in described plain weave shape glasscloth layer equably, regulate thickness to the 100～200 μ m of heat-conducting glue, enter in baking oven and dry;
3) 2) one of them of the heat conduction glue-line prepared stick separate-type paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410365966.5A CN104087197B (en) | 2014-07-29 | 2014-07-29 | A kind of glass fabric bond plies |
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| CN201410365966.5A CN104087197B (en) | 2014-07-29 | 2014-07-29 | A kind of glass fabric bond plies |
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| CN104087197A true CN104087197A (en) | 2014-10-08 |
| CN104087197B CN104087197B (en) | 2016-07-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328690A (en) * | 2014-10-16 | 2015-02-04 | 陕西科技大学 | Thermal conductive polyurethane synthetic leather production method |
| CN106273790A (en) * | 2016-08-12 | 2017-01-04 | 斯迪克新型材料（江苏）有限公司 | A kind of Copper Foil conduction, heat conduction, antidetonation, the preparation method of shielding tape |
| CN106281080A (en) * | 2016-08-12 | 2017-01-04 | 斯迪克新型材料（江苏）有限公司 | A kind of aluminium foil conduction, heat conduction, antidetonation, the preparation method of shielding tape |
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| JP2010144023A (en) * | 2008-12-18 | 2010-07-01 | Nippon Zeon Co Ltd | Heat-conductive pressure-sensitive adhesive composition and heat-conductive pressure-sensitive adhesive sheet |
| CN101874088A (en) * | 2007-11-28 | 2010-10-27 | 电气化学工业株式会社 | Pressure-sensitive adhesive sheet, process for producing the same, and method of applying the same |
| CN102260466A (en) * | 2011-06-14 | 2011-11-30 | 中山金利宝胶粘制品有限公司 | Insulation heat-conducting double-sided adhesive tape and preparation method thereof |
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2014
- 2014-07-29 CN CN201410365966.5A patent/CN104087197B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101874088A (en) * | 2007-11-28 | 2010-10-27 | 电气化学工业株式会社 | Pressure-sensitive adhesive sheet, process for producing the same, and method of applying the same |
| JP2010144023A (en) * | 2008-12-18 | 2010-07-01 | Nippon Zeon Co Ltd | Heat-conductive pressure-sensitive adhesive composition and heat-conductive pressure-sensitive adhesive sheet |
| CN102260466A (en) * | 2011-06-14 | 2011-11-30 | 中山金利宝胶粘制品有限公司 | Insulation heat-conducting double-sided adhesive tape and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328690A (en) * | 2014-10-16 | 2015-02-04 | 陕西科技大学 | Thermal conductive polyurethane synthetic leather production method |
| CN106273790A (en) * | 2016-08-12 | 2017-01-04 | 斯迪克新型材料（江苏）有限公司 | A kind of Copper Foil conduction, heat conduction, antidetonation, the preparation method of shielding tape |
| CN106281080A (en) * | 2016-08-12 | 2017-01-04 | 斯迪克新型材料（江苏）有限公司 | A kind of aluminium foil conduction, heat conduction, antidetonation, the preparation method of shielding tape |
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| CN104087197B (en) | 2016-07-13 |
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Address after: 223900 Sihong Province Economic Development Zone, West Ocean Road, No. 6, No. Patentee after: Jiangsu Stick new materials Polytron Technologies Inc Address before: 215400 Taicang Economic Development Zone, Jiangsu, Qingdao West Road, No. 11, No. Patentee before: Suzhou Sidike New Material Science & Technology Co., Ltd. |
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