JP5142367B2 - 薄膜熱拡散シート - Google Patents
薄膜熱拡散シート Download PDFInfo
- Publication number
- JP5142367B2 JP5142367B2 JP2007288551A JP2007288551A JP5142367B2 JP 5142367 B2 JP5142367 B2 JP 5142367B2 JP 2007288551 A JP2007288551 A JP 2007288551A JP 2007288551 A JP2007288551 A JP 2007288551A JP 5142367 B2 JP5142367 B2 JP 5142367B2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- thin film
- diffusion sheet
- thermal diffusion
- graphite
- 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.)
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- 238000009792 diffusion process Methods 0.000 title claims description 79
- 239000010409 thin film Substances 0.000 title claims description 72
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 62
- 229910002804 graphite Inorganic materials 0.000 claims description 59
- 239000010439 graphite Substances 0.000 claims description 59
- 239000010408 film Substances 0.000 claims description 37
- 239000012790 adhesive layer Substances 0.000 claims description 20
- 229920002799 BoPET Polymers 0.000 description 17
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 10
- 239000002390 adhesive tape Substances 0.000 description 10
- 239000010410 layer Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Images
Description
7…両面粘着テープ 10…薄膜熱拡散シート本体 20…セパレータ
20A…角部 20B…動作部 21…切り込み
Claims (5)
- 平板状のグラファイトシートと、
該グラファイトシートを両面から覆いそのグラファイトシートの周囲で封着されたシート状部材と、
上記グラファイトシートの片面に配設された上記シート状部材表面に設けられた粘着層と、
該粘着層を介して上記シート状部材が被着され、上記粘着層の設けられた範囲よりも広い面積を有するフィルムと、
該フィルムに形成され、そのフィルムの端縁よりも内側でかつ上記粘着層との対向部よりも外側に設定された2点を上記粘着層との対向部を通って連結し、上記2点の間で上記粘着層との対向部の内側方向に湾曲または屈曲した切り込みと、
を備えたことを特徴とする薄膜熱拡散シート。 - 上記シート状部材の上記粘着層が設けられた側の面が扁平で、その面の全面に上記粘着層が設けられたことを特徴とする請求項1記載の薄膜熱拡散シート。
- 上記グラファイトシートの密度が1.6〜2.2g/cm3 であることを特徴とする請求項1または2記載の薄膜熱拡散シート。
- 上記グラファイトシート及び上記シート状部材の合計の厚さが0.1mm以下で、上記グラファイトシートの厚さが上記合計の厚さの70%以上であることを特徴とする請求項1〜3のいずれかに記載の薄膜熱拡散シート。
- 上記切り込みが、上記グラファイトシートとの対向部を通って上記2点を連結することを特徴とする請求項1〜4のいずれかに記載の薄膜熱拡散シート。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007288551A JP5142367B2 (ja) | 2007-11-06 | 2007-11-06 | 薄膜熱拡散シート |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007288551A JP5142367B2 (ja) | 2007-11-06 | 2007-11-06 | 薄膜熱拡散シート |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009117594A JP2009117594A (ja) | 2009-05-28 |
JP5142367B2 true JP5142367B2 (ja) | 2013-02-13 |
Family
ID=40784389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007288551A Active JP5142367B2 (ja) | 2007-11-06 | 2007-11-06 | 薄膜熱拡散シート |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5142367B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5405088B2 (ja) * | 2008-11-20 | 2014-02-05 | 株式会社カネカ | グラファイト複合フィルム |
CN102555314A (zh) * | 2011-12-30 | 2012-07-11 | 深圳市爱诺菲科技有限公司 | 一种散热电磁波吸收贴片及其制作方法和应用 |
CN106739349A (zh) * | 2016-11-18 | 2017-05-31 | 王琴芬 | 电子产品的外贴膜及其制备方法 |
WO2018149512A1 (en) * | 2017-02-20 | 2018-08-23 | Lohmann Gmbh & Co. Kg | Thermal dissipation and electrical isolating device |
WO2019130996A1 (ja) * | 2017-12-26 | 2019-07-04 | パナソニックIpマネジメント株式会社 | 熱伝導シートおよびこれを用いた放熱体 |
US20220059431A1 (en) * | 2019-02-08 | 2022-02-24 | Panasonic Intellectual Property Management Co., Ltd. | Heat conducting sheet and electronic device using same |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59117647U (ja) * | 1983-01-26 | 1984-08-08 | ティーディーケイ株式会社 | 台紙付粘着テ−プ |
JPS6426350U (ja) * | 1987-08-04 | 1989-02-14 | ||
US6277458B1 (en) * | 1999-03-15 | 2001-08-21 | The Procter & Gamble Company | Release strip with partible break to facilitate |
JPH11317480A (ja) * | 1998-05-06 | 1999-11-16 | Matsushita Electric Ind Co Ltd | 放熱部品とその製造方法 |
JP3419399B2 (ja) * | 2001-04-20 | 2003-06-23 | 松下電器産業株式会社 | グラファイトシートおよびそれを用いた放熱部品 |
JP4430523B2 (ja) * | 2004-12-10 | 2010-03-10 | 北川工業株式会社 | 熱拡散シート |
JP2007083716A (ja) * | 2005-08-23 | 2007-04-05 | Hitachi Chem Co Ltd | 熱伝導シート |
JP4807302B2 (ja) * | 2006-08-03 | 2011-11-02 | パナソニック株式会社 | 放熱部品 |
-
2007
- 2007-11-06 JP JP2007288551A patent/JP5142367B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2009117594A (ja) | 2009-05-28 |
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