Title:
HEAT DISSIPATION FILM AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/072119
Kind Code:
A1
Abstract:
Provided are a heat dissipation film and an electronic device. The heat dissipation film is used for the electronic device, the electronic device comprises a battery and a loudspeaker which are adjacently arranged, and the battery comprises a battery body and a battery protective film arranged at the edge of the battery body; the heat dissipation film comprises: a first protective layer, a first bonding layer, a graphite heat dissipation layer and a second protective layer, which are sequentially stacked; the heat dissipation film comprises a first connection area and a second connection area, the first connection area corresponds to the position of the loudspeaker, and the second connection area corresponds to the position of a portion of the battery; the first protective layer is arranged in the second connection area so as to shield an area of the first bonding layer which is located in the second connection area; a second bonding layer is arranged on the side of the first protective layer which is furthest from the first bonding layer, and the position of the second bonding layer corresponds to the battery protective film.
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Inventors:
XIAO YAO (CN)
QI XINGLIANG (CN)
QI XINGLIANG (CN)
Application Number:
PCT/CN2022/127563
Publication Date:
May 04, 2023
Filing Date:
October 26, 2022
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
C09J7/29; H05K7/20
Foreign References:
| CN113999621A | 2022-02-01 | |||
| CN111556701A | 2020-08-18 | |||
| CN214244283U | 2021-09-21 | |||
| CN203438608U | 2014-02-19 | |||
| CN208104280U | 2018-11-16 | |||
| CN210367514U | 2020-04-21 | |||
| CN206547248U | 2017-10-10 | |||
| CN111320946A | 2020-06-23 | |||
| CN110636746A | 2019-12-31 | |||
| CN111019548A | 2020-04-17 | |||
| CN209897102U | 2020-01-03 | |||
| CN210381722U | 2020-04-21 | |||
| CN107635767A | 2018-01-26 | |||
| JP2020080345A | 2020-05-28 | |||
| JP2021125687A | 2021-08-30 | |||
| KR20200066832A | 2020-06-11 |
Attorney, Agent or Firm:
BEIJING RUN ZEHENG INTELLECTUAL PROPERTY LAW FIRM (CN)
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