CN106364013A - Heat conduction and heat insulating material and preparation method and application thereof - Google Patents
Heat conduction and heat insulating material and preparation method and application thereof Download PDFInfo
- Publication number
- CN106364013A CN106364013A CN201610761473.2A CN201610761473A CN106364013A CN 106364013 A CN106364013 A CN 106364013A CN 201610761473 A CN201610761473 A CN 201610761473A CN 106364013 A CN106364013 A CN 106364013A
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- Prior art keywords
- heat
- insulating material
- thermal conductivity
- conductivity heat
- foaming agent
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- 239000011810 insulating material Substances 0.000 title claims abstract description 83
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000004088 foaming agent Substances 0.000 claims description 49
- 230000001413 cellular effect Effects 0.000 claims description 41
- 239000000047 product Substances 0.000 claims description 39
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 30
- 241000209140 Triticum Species 0.000 claims description 28
- 235000021307 Triticum Nutrition 0.000 claims description 28
- 238000007711 solidification Methods 0.000 claims description 23
- 230000008023 solidification Effects 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 229910002804 graphite Inorganic materials 0.000 claims description 16
- 239000010439 graphite Substances 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000010030 laminating Methods 0.000 claims description 12
- 239000011265 semifinished product Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 238000001802 infusion Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 12
- 238000009413 insulation Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000012790 adhesive layer Substances 0.000 abstract 2
- 239000010410 layer Substances 0.000 abstract 2
- 239000011889 copper foil Substances 0.000 description 19
- 238000012360 testing method Methods 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 10
- 239000002994 raw material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000012956 testing procedure Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- -1 cellular glue-line Chemical compound 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
- B32B5/20—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material foamed in situ
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
- B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/041—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0084—Foaming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/022—Foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/024—Honeycomb
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/206—Insulating
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Laminated Bodies (AREA)
Abstract
The invention provides a heat conduction and heat insulating material and a preparation method and application thereof. The heat conduction and heat insulating material comprises at least one heat conduction unit and at least one heat insulation unit, each heat insulation unit comprises a honeycomb adhesive layer, and the heat conduction units and the heat insulation units are arranged by turns and are boned through the honeycomb adhesive layers in the heat insulation units. The heat conduction and heat insulating material not only has the heat conduction effect but also has the hat insulating effect, and the material cannot come off layer to layer in the application process. The problem that in the prior art, the heat conduction and heat insulating effects must be achieved by bonding a single heat conduction material and a single heat insulating material is solved, and therefore the production efficiency of products is improved, and the cots is lowered.
Description
Technical field
The invention belongs to thermal conductivity heat-insulating technical field, it is related to a kind of thermal conductivity heat-insulating material, Preparation Method And The Use, especially
It is related to a kind of thermal conductivity heat-insulating material, its preparation method and the purposes for electron trade.
Background technology
With the fast development of electronic equipment, electronic equipment can parallel running the multi-task simultaneously, electronic equipment with
When parallel running the multi-task during, electronic equipment can give out a lot of heats.Taking notebook computer as a example, notebook electricity
Brain-capacity enough plays music, receiving and dispatching mail, editor's document etc. simultaneously, plays music, transmitting-receiving in notebook computer parallel running simultaneously
During the multi-tasks such as mail, editor's document, notebook computer can come out a lot of heats, and these heats need in time
Discharge the housing of electronic equipment, in order to avoid impact even destroys the normal operation of electronic equipment；On the other hand, some in electronic equipment
Part needs heat conduction to reach more preferable operational effect, thus, because existing product only has single insulation product and list
One heat conduction product (as copper and graphite etc.), when electronic product is when needing heat conduction and effect of heat insulation, can only will be single heat-insulated
Product and single heat conduction product are used in combination with, and single insulation product and single heat conduction product are combined exist with
Lower shortcoming: (1) electronic product more and more thinner now, it is used in combination the space requirement that electronic product cannot be met on thickness；
(2) single insulation product and single heat conduction product combine, and are all to be fitted with adhesive sticker, under the use environment of electronic product
Easily excessive glue is easily caused layering simultaneously and comes off；(3) single insulation product and single heat conduction product combine, in production technology because
Mutually to fit, waste of materials, increase man-hour simultaneously, increase the production cost of product.
Never there is in prior art the product of heat-insulated heat conduction simultaneously, to reach and neither to increase amount of space, Bu Huiyin
Falling out or excessive glue problem, meet the purpose to heat conduction and heat-insulated demand in existing electronic product again.Thus be necessary to develop
A kind of application demand to meet prior art for thermal conductivity heat-insulating material.
Content of the invention
Combine for existing single heat conduction and single heat-barrier material and produce the problem existing, the present invention provide a kind of heat conduction every
Hot material, Preparation Method And The Use.The thermal conductivity heat-insulating material of present invention preparation not only has heat-conducting effect and also has heat-insulated effect
Really, this material will not occur the problem of intermediate peeling in application process, and solving from raw material source must in prior art
The problem of thermal conductivity heat-insulating effect must be reached by bonding single Heat Conduction Material and single heat-barrier material, thus reducing people
Power cost, raising production capacity, and reduce the consume of operation, improve the utilization rate of product.
For reaching above-mentioned purpose, the present invention employs the following technical solutions:
First invention, the present invention provides a kind of thermal conductivity heat-insulating material, and described thermal conductivity heat-insulating material includes at least one heat conduction
Unit and at least one insulating unit, contain cellular glue-line, described heat-conducting unit and described adiabatic list in described insulating unit
Unit bonds alternately through the cellular glue-line in insulating unit.
" inclusion " of the present invention, may be replaced by enclosed " for " or " by ... form ".
Preferably, described heat-conducting unit includes any one in layers of copper, graphite linings, aluminium lamination, silver layer or aluminium alloy layer, this
In invention, the concrete form of heat-conducting unit is simultaneously not limited, and can also be Copper Foil and aluminium foil etc., but is not limited to above-mentioned heat conduction list
Unit, the Heat Conduction Material that other can reach same effect can be used for the present invention.
Preferably, described insulating unit can be cellular glue-line；Or one side is bonded with the non-gold of cellular glue-line
Belong to wheat to draw；Or be that two sides is all bonded with the nonmetallic wheat of cellular glue-line and draws (mylar).
Cellular glue-line must be included for bonding in insulating unit in the present invention.
In the preparation process of thermal conductivity heat-insulating material, species with regard to insulating unit (individually cellular glue-line, or one
The nonmetallic wheat that face is bonded with cellular glue-line is drawn, or is that two sides is all bonded with the nonmetallic wheat of cellular glue-line and draws) and
The selection of quantity be as needed depending on, need the criterion followed to be: 1. heat-conducting unit and insulating unit are arranged alternately；2. lead
Between hot cell and heat-conducting unit, heat-conducting unit and nonmetallic wheat draw between, nonmetallic wheat draw and nonmetallic wheat draw between necessary
There is cellular glue-line.
Preferably, described cellular glue-line is that described foaming agent is preferred obtained from the heated foamed solidification of foaming agent
Be under the conditions of 25 DEG C viscosity be 7000cps clear gum liquid blowing agent or under the conditions of 25 DEG C viscosity be 5000cps
Yellow transparent colloidal liquid foaming agent in any one or two kinds mixture.
Viscosity under the conditions of 25 DEG C in the present invention is the clear gum liquid blowing agent of 7000cps is bh type foaming agent；
Viscosity under the conditions of 25 DEG C in the present invention is the yellow transparent colloidal liquid foaming agent of 5000cps is bh type foaming agent.
As the optimal technical scheme of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material, described heat conduction every
Hot material includes layers of copper and the cellular glue-line being bonded in layers of copper surface.
As the another optimal technical scheme of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material, described lead
Hot heat-barrier material includes cellular glue-line and layers of copper bonding with the two sides of cellular glue-line respectively and graphite linings.
As another optimal technical scheme of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material, described lead
Hot heat-barrier material includes cellular glue-line and layers of copper bonding with the two sides of cellular glue-line respectively and nonmetallic wheat draws layer.
Second aspect, the present invention provides the preparation method of thermal conductivity heat-insulating material as described in relation to the first aspect, methods described bag
Include following steps:
(1) fit: so that at least one insulating unit presoma comprising foaming agent is replaced with least one heat-conducting unit logical
The foaming agent crossed in insulating unit presoma is fitted；
(2) foamed solidification: the product that heating stepses (1) laminating obtains, carry out foamed solidification；
(3) roll: the semi-finished product that step (2) foamed solidification is obtained roll, and obtain thermal conductivity heat-insulating material；
Wherein, the insulating unit presoma comprising foaming agent described in step (1) is: 1. foaming agent；
Or: 2. foaming agent is applied to the one side that nonmetallic wheat is drawn, obtained from coated on one side have the non-of foaming agent
Metal draws by wheat；
Or be: 3. foaming agent is applied to the two sides that nonmetallic wheat is drawn, the two sides obtaining is coated with foaming agent
Nonmetallic wheat is drawn.
In the present invention, with regard to the type and quantity of insulating unit presoma selection be as needed depending on, need to abide by
The criterion followed is: the first, heat-conducting unit and insulating unit presoma are arranged alternately；Secondth, between heat-conducting unit and heat-conducting unit,
Between heat-conducting unit and nonmetallic wheat are drawn, nonmetallic wheat draw and nonmetallic wheat draw between must have foaming agent.
In step (1) laminating step of the present invention, foaming agent can be applied on heat-conducting unit it is also possible to be applied to nonmetallic
Wheat is pulled on.
In the present invention, through heating, there is foamed solidification reaction, be changed into cellular glue-line, this honeycomb in described foaming agent
Shape structure is conducive to increasing the Absorption to heat.
Preferably, the temperature of described foamed solidification be 110～150 DEG C, for example can for 110 DEG C, 115 DEG C, 120 DEG C, 125
DEG C, 130 DEG C, 135 DEG C, 140 DEG C or 150 DEG C etc., preferably 130 DEG C.
Preferably, the time of described foamed solidification be 10～30 minutes, for example can for 10 minutes, 12 minutes, 15 minutes, 17
Minute, 18 minutes, 20 minutes, 22 minutes, 24 minutes, 26 minutes, 28 minutes or 30 minutes etc..
As the optimal technical scheme of the preparation method of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material
Preparation method, methods described includes:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil；
(2) product of heating stepses (1), puts in baking box in 110～150 DEG C of foamed solidifications 10～30 minutes；
(3) semi-finished product that step (2) is obtained are rolled with calender, obtain thermal conductivity heat-insulating material.
As the another optimal technical scheme of the preparation method of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material
The preparation method of material, methods described includes:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil, then in one layer of graphite linings of foaming agent side laminating；
(2) product of heating stepses (1), in 110～150 DEG C of foamed solidifications 10～30 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
In this optimal technical scheme, step (1) first can also be coated with foaming agent in graphite linings, then in foaming agent side
Laminating Copper Foil.
As another optimal technical scheme of the preparation method of thermal conductivity heat-insulating material of the present invention, a kind of thermal conductivity heat-insulating material
The preparation method of material, methods described includes:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil, then one layer of nonmetallic wheat of laminating is drawn in foaming agent side；
(2) product of heating stepses (1), in 110～150 DEG C of foamed solidifications 10～30 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
In this optimal technical scheme, step (1) first can also pull on coating foaming agent in nonmetallic wheat, then in foaming agent
Side laminating Copper Foil.
In the present invention, the raw material such as nonmetallic Mai La of the Copper Foil of the package that can select, the graphite of package or package, use
Foaming agent is fitted between these materials, is foamed, thus forming cellular glue-line between these package raw materials, finally rolls
To the thermal conductivity heat-insulating product of package, every more than volume 200m can be accomplished, greatly reduce next procedure (or system manufacturer)
Consume, reduce next procedure consume more than 10%.
The third aspect, the present invention provides the purposes of thermal conductivity heat-insulating material as described in relation to the first aspect, described thermal conductivity heat-insulating material
Expect for electron trade.
Compared with the prior art, the method have the advantages that
(1) present invention passes through the insulating unit presoma comprising foaming agent using at least one and at least one heat-conducting unit
Alternately fit, heated generation foamed solidification, foaming agent is converted into cellular glue-line and combines in heat-conducting unit or combine in heat conduction
Between unit and nonmetallic wheat are drawn, carry out calendering procedure further, obtain associativity extraordinary heat conduction adiabator, this material
In subsequent applications in electronic product, the problem that layering comes off will not be produced under electronic product use environment, substantially increase electricity
The safety of sub- product.
(2) solve must be by single heat conduction material in prior art for the successful research and development of thermal conductivity heat-insulating material of the present invention
The problem that material is fitted with single adiabator and used, it is not necessary to substantial amounts of manually fitted with machine, reduces artificial
And equipment cost, substantially increase production efficiency.
Brief description
Fig. 1 is the preparation technology flow chart of the thermal conductivity heat-insulating material of the present invention；
Fig. 2 is the thermal imagery test result of the thermal conductivity heat-insulating material of the embodiment of the present invention 1；
Fig. 3 is the thermal imagery test result of the thermal conductivity heat-insulating material of the embodiment of the present invention 2；
Fig. 4 is the thermal imagery test result of flexible PCB；
When Fig. 5 is that the thermal conductivity heat-insulating material to embodiment 1-6 carries out thermal imagery test, the flexibility with thermal conductivity heat-insulating material
The schematic diagram of circuit board, wherein, a represents pyrotoxin；B represents the sticking position frame with the thermal conductivity heat-insulating material of pyrotoxin homonymy；c
Represent flexible PCB；1 represents point 1；2 represent point 2；3 represent point 3.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Thermal imagery test is carried out to the flexible PCB of comparative example 1 using thermal imagery instrument, testing procedure is as follows:
(1) fix the side in flexible PCB for the pyrotoxin of a 5w, heating stabilizes it for 30 minutes；
(2) use thermal imagery instrument in this vacant flexible PCB of another side test of the flexible PCB relative with pyrotoxin
The temperature of upper three fixing points (point 1, point 2 and point 3, its midpoint 1 and pyrotoxin are located at flexible PCB both sides).
Thermal imagery test is carried out to the thermal conductivity heat-insulating material of embodiment 1-6 using thermal imagery instrument, its test schematic diagram is shown in figure
5, testing procedure is as follows:
A () attaches test product (embodiment 1-6 of 50mm*100mm on the above-mentioned flexible PCB having three fixing points
Thermal conductivity heat-insulating material), and be attached to the back side of flexible PCB and 5w pyrotoxin be fully contacted (flexible PCB, heat conduction every
Hot material and thermal source abutting contact successively)；
B () uses thermal imagery instrument again in another side test of the flexible PCB relative with pyrotoxin and thermal conductivity heat-insulating material
Temperature with three fixing points on the flexible PCB of test product (thermal conductivity heat-insulating material) (1, point 2 and point 3 should be put, wherein
Point 1 is located at flexible PCB both sides with pyrotoxin)；
C () is same to record result after generating heat 30 minutes, and the temperature of three fixing points on contrast flexible PCB, to confirm
Radiating effect.
Embodiment 1
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material is packaged copper foil and the honeycomb being bonded in packaged copper foil surface
Shape glue-line.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) it is coated with one layer of foaming agent on the surface of the Copper Foil of package；
(2) product of heating stepses (1), puts in baking box in 130 DEG C of foamed solidifications 25 minutes；
(3) semi-finished product that step (2) is obtained are rolled with calender, obtain thermal conductivity heat-insulating material.
Embodiment 2
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material is cellular glue-line and the two sides with cellular glue-line respectively
Bonding layers of copper and graphite linings.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil, then in one layer of graphite linings of foaming agent side laminating；
(2) product of heating stepses (1), in 125 DEG C of foamed solidifications 30 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
The thermal conductivity heat-insulating material that the present embodiment is obtained carries out thermal imagery test, and test result is shown in Fig. 2 and Biao 1.By Fig. 2 and
Table 1 understands, point 1 is located at thermal source, and point 1 temperature of the present embodiment is 63.2 DEG C, compared to the temperature 76.8 at comparative example 1 midpoint 1
DEG C have dropped 13.6 DEG C；And point 3 temperature of the present embodiment is 50.7 DEG C, it is 12.5 DEG C with the temperature difference of the present embodiment point 1, far
Much smaller than the difference 41.8 of the point 1 in comparative example 1 and point 3, illustrate that the product of the present embodiment has certain heat conduction and heat-insulated effect
Really.
Embodiment 3
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material is cellular glue-line and the two sides with cellular glue-line respectively
Bonding layers of copper and graphite linings.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) it is coated with one layer of foaming agent on the surface of graphite linings, then in one layer of Copper Foil of foaming agent side laminating；
(2) product of heating stepses (1), in 140 DEG C of foamed solidifications 15 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
Embodiment 4
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material include cellular glue-line and respectively with cellular glue-line
The bonding layers of copper in two sides and nonmetallic wheat draw layer.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil, then one layer of nonmetallic wheat of laminating draws layer in foaming agent side；
(2) product of heating stepses (1), in 130 DEG C of foamed solidifications 30 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
The thermal conductivity heat-insulating material that the present embodiment is obtained carries out thermal imagery test, and test result is shown in Fig. 3 and Biao 1.By Fig. 3 and
Table 1 understands, point 1 is located at thermal source, and point 1 temperature of the present embodiment is 63.6 DEG C, compared to 76.8 DEG C of point 1 temperature of comparative example 1
Have dropped 13.2 DEG C；And point 3 temperature of the present embodiment is 50.0 DEG C, it is 13.6 DEG C with the temperature difference of the present embodiment point 1, much
Less than 41.8 DEG C of the difference at comparative example 1 midpoint 1 and point 3, illustrate that the product of the present embodiment has certain heat conduction and effect of heat insulation.
Embodiment 5
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material include cellular glue-line and respectively with cellular glue-line
The bonding layers of copper in two sides and nonmetallic wheat draw layer.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) surface drawing layer in nonmetallic wheat is coated with one layer of foaming agent, then in one layer of Copper Foil of foaming agent side laminating；
(2) product of heating stepses (1), in 120 DEG C of foamed solidifications 30 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
Embodiment 6
A kind of thermal conductivity heat-insulating material, described thermal conductivity heat-insulating material is followed successively by Copper Foil, cellular glue-line, graphite from down to up
Layer, cellular glue-line and Copper Foil, wherein, cellular glue-line plays adhesive effect between Copper Foil and graphite linings.
The preparation method of described thermal conductivity heat-insulating material is as follows:
(1) it is coated with one layer of foaming agent on the surface of Copper Foil, then in one layer of graphite linings of foaming agent side laminating, then proceed to
It is coated with foaming layer on the surface of graphite linings, one layer of Copper Foil of fitting；
(2) product of heating stepses (1), in 135 DEG C of foamed solidifications 25 minutes；
(3) semi-finished product that step (2) is obtained roll, and obtain thermal conductivity heat-insulating material.
Comparative example 1
The comparative example 1 of the present invention is flexible PCB.
Thermal imagery test is carried out to the flexible PCB of this comparative example, test result is shown in Fig. 4 and Biao 1.By Fig. 4, table 1 and
Fig. 5 understands, point 1 is located at thermal source, and point 1 temperature of this comparative example is 76.8 DEG C, because this flexible PCB does not conduct heat, this contrast
Example point 3 temperature are only 35.0 DEG C, and the temperature difference of this comparative example point 1 and point 3 is 41.8 DEG C.
Table 1
Applicant states, the present invention illustrates the method detailed of the present invention by above-described embodiment, but the present invention not office
It is limited to above-mentioned method detailed, that is, do not mean that the present invention has to rely on above-mentioned method detailed and could implement.Art
Technical staff is it will be clearly understood that any improvement in the present invention, the equivalence replacement to each raw material of product of the present invention and auxiliary element
Interpolation, selection of concrete mode etc., within the scope of all falling within protection scope of the present invention and disclosure.
Claims (10)
1. a kind of thermal conductivity heat-insulating material is it is characterised in that described thermal conductivity heat-insulating material includes at least one heat-conducting unit and at least
One insulating unit, described insulating unit includes cellular glue-line, and described heat-conducting unit and insulating unit are arranged alternately and logical
The cellular glue-line crossed in insulating unit bonds.
2. thermal conductivity heat-insulating material according to claim 1 it is characterised in that described heat-conducting unit include layers of copper, graphite linings,
Any one in aluminium lamination, silver layer or aluminium alloy layer.
3. thermal conductivity heat-insulating material according to claim 1 and 2 is it is characterised in that described insulating unit is cellular glue-line；
Preferably, described insulating unit is that the nonmetallic wheat being simultaneously bonded with cellular glue-line is drawn；
Preferably, the nonmetallic wheat that described insulating unit is all bonded with cellular glue-line for two sides is drawn.
4. the heat conduction adiabator according to any one of claim 1-3 it is characterised in that described cellular glue-line be by send out
Obtained from the foamed solidification of infusion, it is the clear gum liquid of 7000cps that described foaming agent is preferably viscosity under the conditions of 25 DEG C
Any one in body foaming agent or the yellow transparent colloidal liquid foaming agent for 5000cps for the viscosity under the conditions of 25 DEG C or two
The mixture planted.
5. the thermal conductivity heat-insulating material according to any one of claim 1-4 is it is characterised in that described thermal conductivity heat-insulating material includes
Layers of copper and the cellular glue-line being bonded in layers of copper surface.
6. the thermal conductivity heat-insulating material according to any one of claim 1-4 is it is characterised in that described thermal conductivity heat-insulating material is distinguished
Including cellular glue-line and layers of copper bonding with the two sides of cellular glue-line respectively and graphite linings.
7. the thermal conductivity heat-insulating material according to any one of claim 1-4 is it is characterised in that described thermal conductivity heat-insulating material includes
Cellular glue-line and layers of copper bonding with the two sides of cellular glue-line respectively and nonmetallic wheat draw layer.
8. the preparation method of the thermal conductivity heat-insulating material as described in any one of claim 1-7 is it is characterised in that methods described includes
Following steps:
(1) fit: make insulating unit presoma that at least one comprises foaming agent with least one heat-conducting unit alternately through exhausted
Foaming agent in hot cell presoma is fitted；
(2) foamed solidification: the product that heating stepses (1) laminating obtains, carry out foamed solidification；
(3) roll: the semi-finished product that step (2) foamed solidification is obtained roll, and obtain thermal conductivity heat-insulating material；
Wherein, the insulating unit presoma comprising foaming agent described in step (1) is that foaming agent, coated on one side have the non-gold of foaming agent
Belong to wheat draw, or two sides be coated with foaming agent nonmetallic wheat draw in any one.
9. method according to claim 8 is it is characterised in that the temperature of described foamed solidification is 110～150 DEG C, preferably
For 130 DEG C；
Preferably, the time of described foamed solidification is 10～30 minutes.
10. the purposes of the thermal conductivity heat-insulating material as described in claim 1-7 is it is characterised in that described thermal conductivity heat-insulating material is used for
Electron trade.
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| CN201610761473.2A CN106364013A (en) | 2016-08-30 | 2016-08-30 | Heat conduction and heat insulating material and preparation method and application thereof |
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| CN201610761473.2A CN106364013A (en) | 2016-08-30 | 2016-08-30 | Heat conduction and heat insulating material and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111107708A (en) * | 2018-10-26 | 2020-05-05 | 泰科电子(上海)有限公司 | Multilayer thermal insulation structure and method of manufacturing the same |
| CN111103070A (en) * | 2018-10-26 | 2020-05-05 | 泰科电子(上海)有限公司 | Temperature detector |
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| JP2002254456A (en) * | 2001-03-05 | 2002-09-11 | Toyo Tire & Rubber Co Ltd | Heat-conductive sheet, circuit substrate, and method for producing the sheet |
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| CN111107708A (en) * | 2018-10-26 | 2020-05-05 | 泰科电子(上海)有限公司 | Multilayer thermal insulation structure and method of manufacturing the same |
| CN111103070A (en) * | 2018-10-26 | 2020-05-05 | 泰科电子(上海)有限公司 | Temperature detector |
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