IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0559739
(2012-07-27)
|
등록번호 |
US-8587945
(2013-11-19)
|
발명자
/ 주소 |
- Hartmann, Mark
- Roda, Greg
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
29 인용 특허 :
37 |
초록
▼
An electronic device having one or more components that generate heat during operation includes a structure for temperature management and heat dissipation. The structure for temperature management and heat dissipation comprises a heat transfer substrate having a surface that is in thermal communica
An electronic device having one or more components that generate heat during operation includes a structure for temperature management and heat dissipation. The structure for temperature management and heat dissipation comprises a heat transfer substrate having a surface that is in thermal communication with the ambient environment and a temperature management material in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate. The temperature management material comprises a polymeric phase change material having a latent heat of at least 5 Joules per gram and a transition temperature between 0° C. and 100° C., and a thermal conductive filler.
대표청구항
▼
1. An electronic device, wherein one or more components of the electronic device generate heat during operation, the electronic device including structure for temperature management and heat dissipation, the structure for temperature management and heat dissipation comprising: a heat transfer substr
1. An electronic device, wherein one or more components of the electronic device generate heat during operation, the electronic device including structure for temperature management and heat dissipation, the structure for temperature management and heat dissipation comprising: a heat transfer substrate having a surface that is in thermal communication with an ambient environment;a temperature management material in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate;the temperature management material comprising, a mixture of two or more crosslinked polymeric latent heat storage materials, the mixture having two different transition temperatures between 0° C. and 100° C.; anda thermal conductive filler. 2. The electronic device of claim 1, wherein the heat transfer substrate is a printed circuit board and wherein the one or more components of the electronic device are mounted to the printed circuit board. 3. The electronic device of claim 1, further comprising a second substrate in thermal communication with the heat transfer substrate. 4. The electronic device of claim 1, wherein the heat transfer substrate is an exterior surface of the electronic device. 5. The electronic device of claim 1, wherein the heat transfer substrate is a display of the electronic device. 6. The electronic device of claim 1, wherein the thermal conductive filler is a form of carbon. 7. The electronic device of claim 6, wherein the thermal conductive filler is graphene. 8. The electronic device of claim 1, wherein the thermal conductive filler is a form of alumina. 9. The electronic device of claim 1, wherein the thermal conductive filler is a boron compound. 10. The electronic device of claim 1 wherein the structure for temperature management and heat control further comprises a fusible material. 11. The electronic device of claim 1 wherein the thermally conductive filler comprises between 5% and 95% of the temperature management material. 12. The electronic device of claim 1 wherein the thermally conductive filler has a purity that is greater than 95%. 13. The electronic device of claim 1 wherein the structure for temperature management and heat control further comprises a fire resistant additive. 14. The electronic device of claim 1, further comprising a housing containing the one or more electronic components and the structure for temperature management and heat dissipation. 15. A personal computing device, comprising: a housing;a printed circuit board;one or more components attached to the printed circuit board that generate heat during operation of the electronic device;structure for temperature management and heat dissipation, the structure for temperature management and heat dissipation comprising: a heat transfer substrate having a surface that is in thermal communication with the printed circuit board and a surface that is in thermal communication with an ambient environment;a temperature management material in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate;the temperature management material comprising, a mixture of two or more polymeric latent heat storage materials the mixture having two different transition temperatures between 0° C. and 100° C.; anda thermal conductive filler. 16. The personal computing device of claim 15, wherein the device is a phone. 17. The personal computing device of claim 15, wherein the device is a tablet computer. 18. The personal computing device of claim 15, wherein the device is a laptop computer. 19. A method of constructing a personal computing device, the personal computing device comprising a housing, a printed circuit board, one or more components attached to the printed circuit board that generate heat during operation of the electronic device, and a structure for temperature management and heat dissipation, the structure for temperature management and heat dissipation comprising a heat transfer substrate having a surface that is in thermal communication with the printed circuit board and a surface that is in thermal communication with an ambient environment, a mixture of two or more temperature management materials, the mixture in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate, at least one of the two temperature management materials comprising, a functional polymeric latent heat storage material, carrying at least one function, having a latent heat of at least 5 Joules per gram and a transition temperature between 0° C. and 100° C., and a thermal conductive filler, the method comprising: applying the mixture over at least a portion of the one or more components attached to the printed circuit board;enclosing the printed circuit board, the one or more components, and the structure for temperature management and heat dissipation with the housing;curing the mixture. 20. The method of claim 19, wherein the mixture substantially fills all voids within the housing. 21. An electronic device, wherein one or more components of the electronic device generate heat during operation, the electronic device including structure for temperature management and heat dissipation, the structure for temperature management and heat dissipation comprising: a heat transfer substrate having a surface that is in thermal communication with an ambient environment;a mixture of two or more temperature management materials, the mixture in physical contact with at least a portion of the one or more components of the electronic device and at least a portion of the heat transfer substrate;at least one of the temperature management materials comprising, a crosslinked polymeric latent heat storage material having a latent heat of at least 5 Joules per gram and a transition temperature between 0° C. and 100° C. and carrying at least one function; anda thermal conductive filler.
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