JP5067927B2 - 半導体装置製造用接着フィルム - Google Patents
半導体装置製造用接着フィルム Download PDFInfo
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- JP5067927B2 JP5067927B2 JP2007081745A JP2007081745A JP5067927B2 JP 5067927 B2 JP5067927 B2 JP 5067927B2 JP 2007081745 A JP2007081745 A JP 2007081745A JP 2007081745 A JP2007081745 A JP 2007081745A JP 5067927 B2 JP5067927 B2 JP 5067927B2
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- adhesive film
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Description
(a)導体の少なくとも一部を接着フィルムに埋没させる工程、
(b)導体上に半導体チップを搭載する工程、
(c)半導体チップと導体とを結線する工程、
(d)封止樹脂により半導体チップを封止する工程、及び
(e)接着フィルムを除去する工程、
を有する半導体装置の製造方法に使用される、熱硬化性接着剤層を有する接着フィルムであって、該熱硬化性接着剤層がゴム成分、エポキシ樹脂成分、及び、層状粘土鉱物を含有し、該層状粘土鉱物の含有量が前記ゴム成分100重量部に対して5〜20重量部であることを特徴とする半導体装置製造用接着フィルムに関する。
これらの中では、取扱いの容易さの観点から、金属フィルム基材層が好ましい。
(a)導体の少なくとも一部を接着フィルムに埋没させる工程、
(b)導体上に半導体チップを搭載する工程、
(c)半導体チップと導体とを結線する工程、
(d)封止樹脂により半導体チップを封止する工程、及び
(e)接着フィルムを除去する工程、
を有する半導体装置の製造方法に使用されるものであり、その製造方法は少なくとも上記工程(a)〜(e)を有する方法であれば特に限定されないが、以下にその一実施態様を図1に従って説明する。
なお、トランスファー成型後、必要に応じてモールド樹脂の後硬化加熱を行ってもよい。後硬化加熱は、続く工程(e)の前であっても、後であってもよい。
アクリロニトリルブタジエンゴム(日本ゼオン(株)製、Nipol1072J、アクリロニトリルの含有量:18重量%)30重量部、層状粘土鉱物(コープケミカル(株)製、ソマシフMAE 膨潤性雲母、平均面間隔32Å、平均粒径(D50)5〜7μm、アスペクト比(厚み1nm)5000〜7000)を1.5重量部、ビスフェノールA型エポキシ樹脂(ジャパンエポキシレジン(株)製、エピコート828;エポキシ当量190g/eq)65重量部及びイミダゾール(四国化成(株)製、C11Z)5重量部を混合し、固形分濃度が35重量%となるようにメチルエチルケトン溶媒に溶解させ、熱硬化性接着剤溶液を調製した。得られた熱硬化性接着剤溶液を、耐熱性基材として厚さ100μmの銅箔上に塗布した後、150℃で3分乾燥させることにより、耐熱性基材層上に厚さ25μmの熱硬化性接着剤層を形成して、接着フィルムを得た。この接着フィルムの硬化後の23℃における銅箔に対する接着力は9.1N/20mmであった。ここでの接着力は、以下の方法により測定した値である。
幅20mm、長さ50mmの接着フィルムの熱硬化性接着剤層の面に、厚さ35μmの銅箔(BHY−138 T、ジャパンエナジー社製)を重ね、120℃×0.5MPa×0.5m/minの条件でラミネートした後、150℃の熱風オーブンにて1時間放置する。放置後、温度23℃、湿度65%RHの雰囲気条件で、接着フィルムを、速度300mm/minで180°方向に引張り、その中心値を接着力とする。
層状粘土鉱物の添加量を3重量部とした以外は実施例1と同様の方法にて接着フィルムを作製した。この接着フィルムの硬化後の23℃における銅箔に対する接着力は8.8N/20mmであった。
層状粘土鉱物の添加量を6重量部とした以外は実施例1と同様の方法にて接着フィルムを作製した。この接着フィルムの硬化後の23℃における銅箔に対する接着力は9.5N/20mmであった。
層状粘土鉱物を添加しない以外は実施例1と同一の配合にて熱硬化性接着剤溶液を調製し、実施例1と同様の方法で接着フィルムを得た。この接着フィルムの硬化後の23℃における銅箔に対する接着力は8.3N/20mmであった。
(W/B条件)
金線:太さ25um (田中貴金属(株)製、GLD−25)
ボンディングフォース チップ 40gf 導電部 40gf
US Frequency チップ 500mW 導電部 550mW
ボンディングタイム チップ 8ms 導電部 10ms
ボンディング温度 175℃、185℃、200℃
成功の可否:プルストレングス 8gf以上
2 耐熱性基材層
3 接着フィルム
4 導体
5 半導体チップ
6 接着剤
7 ワイヤ
8 封止樹脂
Claims (3)
- (a)導体の少なくとも一部を接着フィルムに埋没させる工程、
(b)導体上に半導体チップを搭載する工程、
(c)半導体チップと導体とを結線する工程、
(d)封止樹脂により半導体チップを封止する工程、及び
(e)接着フィルムを除去する工程、
を有する半導体装置の製造方法に使用される、熱硬化性接着剤層を有する接着フィルムであって、該熱硬化性接着剤層がゴム成分、エポキシ樹脂成分、及び、層状粘土鉱物を含有し、該層状粘土鉱物の含有量が前記ゴム成分100重量部に対して5〜20重量部であることを特徴とする半導体装置製造用接着フィルム。 - ゴム成分がアクリロニトリルブタジエンゴム又はアクリルゴムからなる請求項1記載の半導体装置製造用接着フィルム。
- ゴム成分の含有量が熱硬化性接着剤中5〜40重量%である請求項1または2記載の半導体装置製造用接着フィルム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007081745A JP5067927B2 (ja) | 2007-03-27 | 2007-03-27 | 半導体装置製造用接着フィルム |
PCT/JP2007/070517 WO2008117489A1 (ja) | 2007-03-27 | 2007-10-22 | 半導体装置製造用接着フィルム |
US12/593,004 US20100119759A1 (en) | 2007-03-27 | 2007-10-22 | Adhesive film for producing semiconductor device |
TW096148120A TW200839976A (en) | 2007-03-27 | 2007-12-14 | Adhesive film for producing semiconductor device |
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Application Number | Priority Date | Filing Date | Title |
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JP2007081745A JP5067927B2 (ja) | 2007-03-27 | 2007-03-27 | 半導体装置製造用接着フィルム |
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JP2008244095A JP2008244095A (ja) | 2008-10-09 |
JP5067927B2 true JP5067927B2 (ja) | 2012-11-07 |
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US (1) | US20100119759A1 (ja) |
JP (1) | JP5067927B2 (ja) |
TW (1) | TW200839976A (ja) |
WO (1) | WO2008117489A1 (ja) |
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JP4107417B2 (ja) * | 2002-10-15 | 2008-06-25 | 日東電工株式会社 | チップ状ワークの固定方法 |
JP5293779B2 (ja) * | 2010-07-20 | 2013-09-18 | 日立化成株式会社 | 接着剤組成物、回路接続構造体、半導体装置及び太陽電池モジュール |
KR101285852B1 (ko) | 2011-08-23 | 2013-07-15 | 도레이첨단소재 주식회사 | 자석부착층을 갖는 점착테이프를 이용한 전자부품의 봉지 방법 |
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JP2000294580A (ja) * | 1999-04-12 | 2000-10-20 | Nitto Denko Corp | 半導体チップの樹脂封止方法及びリ−ドフレ−ム等貼着用粘着テ−プ |
JP4319892B2 (ja) * | 2003-11-07 | 2009-08-26 | 株式会社巴川製紙所 | 半導体装置製造用接着シート及び半導体装置の製造方法 |
JP4125668B2 (ja) * | 2003-12-19 | 2008-07-30 | 日東電工株式会社 | 半導体装置の製造方法 |
JP2006299196A (ja) * | 2005-04-25 | 2006-11-02 | Toyobo Co Ltd | ポリイミドフィルムおよび複合フィルム |
-
2007
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- 2007-10-22 US US12/593,004 patent/US20100119759A1/en not_active Abandoned
- 2007-10-22 WO PCT/JP2007/070517 patent/WO2008117489A1/ja active Application Filing
- 2007-12-14 TW TW096148120A patent/TW200839976A/zh unknown
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US20100119759A1 (en) | 2010-05-13 |
JP2008244095A (ja) | 2008-10-09 |
TW200839976A (en) | 2008-10-01 |
WO2008117489A1 (ja) | 2008-10-02 |
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