KR20220002080A - 전자장치 제조용 절연필름 - Google Patents
전자장치 제조용 절연필름 Download PDFInfo
- Publication number
- KR20220002080A KR20220002080A KR1020210053309A KR20210053309A KR20220002080A KR 20220002080 A KR20220002080 A KR 20220002080A KR 1020210053309 A KR1020210053309 A KR 1020210053309A KR 20210053309 A KR20210053309 A KR 20210053309A KR 20220002080 A KR20220002080 A KR 20220002080A
- Authority
- KR
- South Korea
- Prior art keywords
- insulating film
- insulation film
- electronic devices
- thermal expansion
- film
- 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
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- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical compound C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 1
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- 239000004962 Polyamide-imide Substances 0.000 description 1
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- 239000007983 Tris buffer Substances 0.000 description 1
- ORLQHILJRHBSAY-UHFFFAOYSA-N [1-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1(CO)CCCCC1 ORLQHILJRHBSAY-UHFFFAOYSA-N 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
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- 125000002723 alicyclic group Chemical group 0.000 description 1
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- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
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- 229910021523 barium zirconate Inorganic materials 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
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- ZFVMWEVVKGLCIJ-UHFFFAOYSA-N bisphenol AF Chemical compound C1=CC(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C=C1 ZFVMWEVVKGLCIJ-UHFFFAOYSA-N 0.000 description 1
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- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
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- AFEQENGXSMURHA-UHFFFAOYSA-N oxiran-2-ylmethanamine Chemical compound NCC1CO1 AFEQENGXSMURHA-UHFFFAOYSA-N 0.000 description 1
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- Manufacturing Of Electric Cables (AREA)
- Push-Button Switches (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
Description
도 2는 본 발명의 일실시예에 따른 절연필름이 적층된 인쇄회로기판의 단면도이다.
절연필름의 α1 열팽창계수 (ppm/℃) |
절연필름의 α2 열팽창계수 (ppm/℃) |
Log(α2/α1)* | 인장탄성율(GPa) | 휨 또는 뒤틀림(㎛) |
크랙 및 박리가 관찰되지 않는 기판의 수 |
|
실시예 1 | 51 | 210 | 0.61 | 4.4 | 67 | 99 |
실시예 2 | 45.7 | 223 | 0.69 | 4.1 | 52 | 98 |
실시예 3 | 46.3 | 221 | 0.68 | 3.8 | 63 | 99 |
실시예 4 | 51.1 | 200 | 0.59 | 2.9 | 53 | 99 |
실시예 5 | 51 | 190 | 0.57 | 3.2 | 53 | 98 |
실시예 6 | 46.5 | 201.2 | 0.64 | 2.8 | 55 | 99 |
실시예 7 | 47.7 | 202 | 0.63 | 3.1 | 54 | 99 |
실시예 8 | 48.3 | 199 | 0.61 | 3.5 | 49 | 98 |
비교예 1 | 32 | 280 | 0.94 | 5.3 | 316 | 32 |
비교예 2 | 45 | 320 | 0.85 | 5.1 | 222 | 45 |
비교예 3 | 48 | 320 | 0.82 | 3.5 | 221 | 54 |
비교예 4 | 55 | 170 | 0.49 | 2.1 | 128 | 98 |
비교예 5 | 54.7 | 166 | 0.48 | 2.2 | 158 | 97 |
Claims (18)
- 에폭시 성분를 포함하는 열경화성 수지;
열가소성 수지;
경화제; 및
평균입도(D50)가 0.1㎛ 내지 3㎛인 필러;를 포함하는 조성물의 경화물이며,
하기 일반식 1을 만족하는 전자장치 제조용 절연필름:
[일반식 1]
0.5 < log (α2/α1) < 0.8
상기 일반식 1에서 α1은 상기 절연필름의 유리전이온도(Tg) 이전의 열팽창계수(Coefficient of Thermal Expansion)를 나타내며, α2는 상기 절연필름의 유리전이온도(Tg) 이후의 열팽창계수(Coefficient of Thermal Expansion)를 나타낸다.
- 제1항에 있어서,
상기 유리전이온도(Tg)는 100 ℃ 내지 190 ℃ 인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 일반식 1에서 α1은 50 ℃ 내지 100 ℃ 에서의 열팽창계수를 나타내며, α2는 190 ℃ 내지 210 ℃ 에서의 열팽창계수를 나타내는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 일반식 1에서 α1은 열팽창계수가 45 ppm/℃ 이상인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 일반식 1에서 α2 는 열팽창계수가 250 ppm/℃ 이하인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 절연필름은 상온(25℃)에서 인장탄성율이 0.5 GPa 내지 5 GPa 인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 절연필름의 단면 두께는 25 ㎛ 내지 50 ㎛ 인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 열경화성 수지는 상온(25℃)에서 점도가 500 cps 내지 4,000 cps인 저점도 에폭시 수지를 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 에폭시 성분은 상온(25℃)에서 성상이 고상인 에폭시 성분을 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 열가소성 수지는 아크릴로나이트릴부타다이엔고무(acrylonitrile butadiene rubber, NBR) 및 페녹시 수지 중 적어도 하나를 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 경화제는 아민 타입 경화제(amine type hardener), 페놀 타입 경화제(phenol type hardener) 및 산무수물 타입 경화제(Anhydride type hardener) 중 적어도 하나를 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 필러는 구상 실리카인 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 조성물은 상기 열경화성 수지 100 중량부에 대하여, 상기 열가소성 수지 10 내지 60 중량부, 상기 경화제 5 내지 50 중량부, 상기 필러 50 내지 400 중량부를 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항에 있어서,
상기 절연필름의 일면을 덮는 캐리어 필름; 및
상기 절연필름의 타면을 덮는 커버 필름;을 더 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제14항에 있어서,
상기 캐리어 필름은 오리엔티드폴리프로필렌(OPP:Oriented polypropylene)을 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제14항에 있어서,
상기 커버 필름은 폴리에틸렌테레프탈레이트(PET:Polyethylene terepthalate)를 포함하는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제1항 내지 제16항 중 어느 한 항에 있어서,
상기 전자장치 제조용 절연필름은 인쇄회로기판에 사용되는 것을 특징으로 하는
전자장치 제조용 절연필름.
- 제17항에 있어서,
상기 인쇄회로기판은 휴대전화, 카메라, 노트북 및 웨어러블 기기 중 적어도 하나에 사용되는 것을 특징으로 하는
전자장치 제조용 절연필름.
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