JP2000509209A - 電子部品用の適合性熱境界面材料 - Google Patents
電子部品用の適合性熱境界面材料Info
- Publication number
- JP2000509209A JP2000509209A JP9538684A JP53868497A JP2000509209A JP 2000509209 A JP2000509209 A JP 2000509209A JP 9538684 A JP9538684 A JP 9538684A JP 53868497 A JP53868497 A JP 53868497A JP 2000509209 A JP2000509209 A JP 2000509209A
- Authority
- JP
- Japan
- Prior art keywords
- interface
- phase
- thermally conductive
- heat transfer
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 74
- 230000007704 transition Effects 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000000877 morphologic effect Effects 0.000 claims abstract description 6
- 238000012546 transfer Methods 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 34
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 24
- 229910052582 BN Inorganic materials 0.000 claims description 23
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 23
- 239000011231 conductive filler Substances 0.000 claims description 20
- 238000002844 melting Methods 0.000 claims description 19
- 230000008018 melting Effects 0.000 claims description 19
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 17
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 13
- 239000011787 zinc oxide Substances 0.000 claims description 12
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 11
- 239000000395 magnesium oxide Substances 0.000 claims description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 11
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 229920001169 thermoplastic Polymers 0.000 claims description 9
- 239000004416 thermosoftening plastic Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 6
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 6
- FRWYFWZENXDZMU-UHFFFAOYSA-N 2-iodoquinoline Chemical compound C1=CC=CC2=NC(I)=CC=C21 FRWYFWZENXDZMU-UHFFFAOYSA-N 0.000 claims description 4
- LTPBRCUWZOMYOC-UHFFFAOYSA-N beryllium oxide Inorganic materials O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000004711 α-olefin Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 66
- 239000012071 phase Substances 0.000 description 32
- 239000010408 film Substances 0.000 description 24
- 239000000945 filler Substances 0.000 description 21
- 239000000758 substrate Substances 0.000 description 20
- 239000001993 wax Substances 0.000 description 18
- 229920001971 elastomer Polymers 0.000 description 12
- 239000000806 elastomer Substances 0.000 description 12
- 239000007787 solid Substances 0.000 description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 5
- 239000004519 grease Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229920002379 silicone rubber Polymers 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 239000012777 electrically insulating material Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 230000009969 flowable effect Effects 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 235000019271 petrolatum Nutrition 0.000 description 2
- 229920005596 polymer binder Polymers 0.000 description 2
- 239000002491 polymer binding agent Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229920012485 Plasticized Polyvinyl chloride Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 235000013871 bee wax Nutrition 0.000 description 1
- 239000012166 beeswax Substances 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000006023 eutectic alloy Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000013080 microcrystalline material Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3737—Organic materials with or without a thermoconductive filler
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32245—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3011—Impedance
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/14—Layer or component removable to expose adhesive
- Y10T428/1419—Wax containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/14—Layer or component removable to expose adhesive
- Y10T428/1452—Polymer derived only from ethylenically unsaturated monomer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/14—Layer or component removable to expose adhesive
- Y10T428/1476—Release layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2813—Heat or solvent activated or sealable
- Y10T428/2817—Heat sealable
- Y10T428/2822—Wax containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2813—Heat or solvent activated or sealable
- Y10T428/2817—Heat sealable
- Y10T428/2826—Synthetic resin or polymer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 平常の室温より高い作動温度範囲と、熱放散部材の第2伝熱面に温度的に 隣接して配置することにより両面間の境界面を画定し得る第1伝熱面とを有する 発熱性電子部品を伝導により冷却する方法において、 (a)第1相において平常の室温にて形態安定性を有し、第2相において前記 境界面に実質的に充満するように適合することが可能な、熱伝導性材料を提供し 、前記材料は前記第1相から前記第2相への転移温度が前記電子部品の作動温度範 囲内にある; (b)前記材料を自立性の層に形成する; (c)前記層を前記伝熱面の一に付着させる; (d)前記伝熱面を前記境界面に温度的に隣接して配置する; (e)前記電子部品に、前記層をその転移温度より高い温度に加熱するのに有 効な電圧を印加するを含む方法。 2. ステップ(d)及び(e)の間に、前記境界面を画定する前記熱伝達の少なくと も一に外力を加える追加ステップを含む請求項1の方法。 3. ステップ(a)にて前記材料が以下の混合物を含む、 (i)約90〜100℃の融解温度を有するアクリル系感圧性粘着成分約25ないし50 重量%; (ii)約50〜60℃の融解温度を有するαオレフィン系熱可塑性成分約50ないし 75重量%; (iii)1種類以上の熱伝導性充填剤約20ないし80重量%、請求項1の方法。 4. 前記材料が約70〜80℃の相転移温度を有する請求項3の方法。 5. ステップ(a)にて前記材料が以下の混合物を含むものとして提供 される (i)約60〜70℃の融解温度を有するパラフィン系蝋成分約20ないし80重量%; (ii)1種類以上の熱伝導性充填剤約20ないし80重量%、請求項1の方法。 6. 前記材料が約60〜80℃の相転移温度を有する請求項5の方法。 7. 前記熱放散部材が熱シンク又は回路基板である請求項1の方法。 8. 前記層がステップ(c)において前記電子部品の伝熱面に付着される請求項1 の方法。 9. 前記層がステップ(b)にて約1〜10ミル(0.025〜0.25mm)の厚みを有するフ ィルムとして形成される請求項1の方法。 10. 前記1種以上の熱伝導性充填剤が、窒化ホウ素、アルミナ、酸化アルミニ ウム、窒化アルミニウム、酸化マグネシウム、酸化亜鉛、炭化ケイ素、酸化ベリ リウム、及びそれらの混合物より成るグループの中から選択される請求項3の方 法。 11. 前記1種以上の熱伝導性充填剤が、窒化ホウ素、アルミナ、酸化アルミニ ウム、窒化アルミニウム、酸化マグネシウム、酸化亜鉛、炭化ケイ素、酸化ベリ リウム、及びそれらの混合物より成るグループの中から選択される請求項5の方 法。 12. 前記自立性の層がステップ(b)にて前記材料のフィルムを剥離シートの表 面に塗布することにより形成され、かつ前記層がステップ(c)にて前記フィルム を前記熱伝達の一に付着させ、前記剥離シートを除去して前記フィルムを露出さ せることにより適用される請求項1の方法。 13. 平常の室温より高い作動温度範囲を有する発熱性電子部品と、 熱放散部材の第2伝熱面に温度的に隣接して配置し得る第1伝熱面との間に介装し 得る熱伝達性境界面において、前記境界面は、第1相において平常の室温にて形 態安定性を有し、第2相において前記境界面の表面に実質的に適合することが可 能な、熱伝導性材料の自立性の層を含み、前記材料は、第1相から第2相への転移 温度が該電子部品の作動温度範囲内にある境界面。 14. 前記材料が以下の混合物を含む、 (a)約90〜100℃の融解温度を有するアクリル系感圧性粘着成分約25ないし50 重量%; (b)約50〜60℃の融解温度を有するαオレフィン系熱可塑性成分約50ないし7 5重量%; (c)1種類以上の熱伝導性充填剤約20ないし80重量%、請求項13の境界面。 15. 前記材料が約70〜80℃の相転移温度を有する、 16. 前記材料が以下の混合物を含む、請求項13の境界面: (a)約60〜70℃の融解温度を有するパラフィン系蝋成分約20ないし80重量%; (b)1種類以上の熱伝導性充填剤約20ないし80重量%、請求項14の境界面。 17. 前記材料が約60〜80℃の相転移温度を有する、請求項16の境界面。 18.前記層が約1〜10ミル(0.025〜0.25mm)の厚みを有するフィルムである、請 求項13の境界面。 19.前記1種以上の熱伝導性充填剤が、窒化ホウ素、アルミナ、酸化アルミニウ ム、窒化アルミニウム、酸化マグネシウム、酸化亜鉛、炭化 ケイ素、酸化ベリリウム、及びそれらの混合物より成るグループの中から選択さ れる、請求項14の境界面。 20. 前記1種以上の熱伝導性充填剤が、窒化ホウ素、アルミナ、酸化アルミニ ウム、窒化アルミニウム、酸化マグネシウム、酸化亜鉛、炭化ケイ素、酸化ベリ リウム、及びそれらの混合物より成るグループの中から選択される、請求項16の 境界面。 21. フィルムとして剥離シートの表面に塗布される、請求項13の境界面。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US1648896P | 1996-04-29 | 1996-04-29 | |
US60/016,488 | 1996-04-29 | ||
PCT/IB1997/000223 WO1997041599A1 (en) | 1996-04-29 | 1997-02-14 | Conformal thermal interface material for electronic components |
Publications (2)
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JP2000509209A true JP2000509209A (ja) | 2000-07-18 |
JP4121152B2 JP4121152B2 (ja) | 2008-07-23 |
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Application Number | Title | Priority Date | Filing Date |
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JP53868497A Expired - Lifetime JP4121152B2 (ja) | 1996-04-29 | 1997-02-14 | 電子部品用の適合性熱境界面材料 |
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US (3) | US6054198A (ja) |
EP (1) | EP0956590A1 (ja) |
JP (1) | JP4121152B2 (ja) |
AU (2) | AU723258B2 (ja) |
TW (1) | TW332963B (ja) |
WO (1) | WO1997041599A1 (ja) |
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US6054198A (en) | 2000-04-25 |
AU1807797A (en) | 1997-11-19 |
TW332963B (en) | 1998-06-01 |
AU723258B2 (en) | 2000-08-24 |
EP0956590A1 (en) | 1999-11-17 |
USRE41576E1 (en) | 2010-08-24 |
AU7178100A (en) | 2001-05-17 |
JP4121152B2 (ja) | 2008-07-23 |
WO1997041599A1 (en) | 1997-11-06 |
US20030207064A1 (en) | 2003-11-06 |
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