KR20210024749A - 회로기판 - Google Patents
회로기판 Download PDFInfo
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- KR20210024749A KR20210024749A KR1020190104273A KR20190104273A KR20210024749A KR 20210024749 A KR20210024749 A KR 20210024749A KR 1020190104273 A KR1020190104273 A KR 1020190104273A KR 20190104273 A KR20190104273 A KR 20190104273A KR 20210024749 A KR20210024749 A KR 20210024749A
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- South Korea
- Prior art keywords
- insulating
- insulating layer
- circuit board
- thickness
- circuit pattern
- Prior art date
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- 239000010949 copper Substances 0.000 claims abstract description 39
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052802 copper Inorganic materials 0.000 claims abstract description 35
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- 238000000034 method Methods 0.000 claims description 26
- 229920013636 polyphenyl ether polymer Polymers 0.000 claims description 15
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate group Chemical group C(C=C)(=O)[O-] NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 6
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
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- 125000000524 functional group Chemical group 0.000 description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 25
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 21
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- 229920002521 macromolecule Polymers 0.000 description 19
- 229910052760 oxygen Inorganic materials 0.000 description 19
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- 229910052737 gold Inorganic materials 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 10
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- 238000005476 soldering Methods 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical group C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 3
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- 229910052709 silver Inorganic materials 0.000 description 3
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- ZMZDMBWJUHKJPS-UHFFFAOYSA-M thiocyanate group Chemical group [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 description 3
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
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- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- -1 Azo compound Chemical class 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 1
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- 239000010941 cobalt Substances 0.000 description 1
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- 239000011810 insulating material Substances 0.000 description 1
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- 238000007650 screen-printing Methods 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
- H05K1/0298—Multilayer circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4688—Composite multilayer circuits, i.e. comprising insulating layers having different properties
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/056—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an organic insulating layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0237—High frequency adaptations
- H05K1/024—Dielectric details, e.g. changing the dielectric material around a transmission line
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
- H05K1/0366—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement reinforced, e.g. by fibres, fabrics
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/06—Thermal details
- H05K2201/068—Thermal details wherein the coefficient of thermal expansion is important
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/096—Vertically aligned vias, holes or stacked vias
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
- H05K2201/09827—Tapered, e.g. tapered hole, via or groove
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/386—Improvement of the adhesion between the insulating substrate and the metal by the use of an organic polymeric bonding layer, e.g. adhesive
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/388—Improvement of the adhesion between the insulating substrate and the metal by the use of a metallic or inorganic thin film adhesion layer
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Abstract
Description
도 2 내지 도 5는 실시예에 따른 회로기판의 버퍼층의 배치 관계를 설명하기 위한 도면들이다.
도 6은 실시예에 따른 회로기판의 버퍼층의 간략한 구조식을 도시한 도면이다.
도 7은 실시예에 따른 회로기판의 절연층이 포함하는 제 2 물질의 구조를 도시한 도면이다.
도 8은 실시예에 따른 회로기판의 절연층이 포함하는 제 1 물질 및 제 2 물질의 배열 구조를 설명하기 위해 도시한 도면이다.
도 9는 제2 실시예에 따른 회로기판의 단면도를 도시한 도면이다.
도 10은 제3 실시예에 따른 회로기판의 단면도를 도시한 도면이다.
회로패턴의 조도 (Ra, ㎜) |
실시예 1 (peel strength, kgf/cm) |
비교예 1 (peel strength, kgf/cm) |
0.1 | 0.65 | 0.37 |
0.2 | 0.72 | 0.41 |
0.3 | 0.73 | 0.45 |
0.4 | 0.74 | 0.52 |
0.5 | 0.78 | 0.60 |
0.6 | 0.81 | 0.67 |
회로패턴의 조도 (Ra, ㎜) |
실시예 1 (신뢰성, 박리여부) |
비교예 1 (신뢰성, 박리여부) |
0.1 | OK | NG |
0.2 | OK | NG |
0.3 | OK | NG |
0.4 | OK | NG |
0.5 | OK | NG |
0.6 | OK | OK |
A와 B의 중량비 | Dk | Df | ||||
1㎓ | 500MHz | 100MHz | 1㎓ | 500MHz | 100MHz | |
8:2 | 2.53 | 2.54 | 2.52 | 0.018 | 0.016 | 0.016 |
6:4 | 2.13 | 2.15 | 2.20 | 0.012 | 0.011 | 0.011 |
4:6 | 2.03 | 2.04 | 2.08 | 0.008 | 0.007 | 0.007 |
2:8 | 3.06 | 3.15 | 3.4 | 0.043 | 0.049 | 0.046 |
A와 B의 중량비 | 열팽창계수(ppm/℃) |
6:4 | 35 |
4:6 | 39 |
A와 B의 중량비 | 신뢰성 평가 |
8:2 | NG(크랙 발생) |
6:4 | OK |
4:6 | OK |
2:8 | NG(크랙 발생) |
Claims (13)
- 적어도 하나의 절연층을 포함하는 제1 절연부;
상기 제1 절연부의 상부에 배치되고, 적어도 하나의 절연층을 포함하는 제2 절연부; 및
상기 제1 절연부의 하부에 배치되고, 적어도 하나의 절연층을 포함하는 제3 절연부를 포함하며,
상기 제1 절연부를 구성하는 절연층은,
유리 섬유를 포함하는 프리프레그를 포함하고,
상기 제2 및 제3 절연부를 구성하는 각각의 절연층은,
RCC(resin coated copper)로 구성되는
회로기판. - 제1항에 있어서,
상기 제1 절연부를 구성하는 절연층의 두께는,
상기 제2 및 제3 절연부를 구성하는 각각의 절연층의 두께보다 큰
회로기판. - 제1항에 있어서,
상기 제1 내지 제3 절연부의 각각의 절연층의 표면에 배치되는 회로 패턴을 포함하고,
상기 제1 절연부를 구성하는 절연층의 두께는,
상기 회로 패턴의 두께보다 크고,
상기 제2 및 제3 절연부를 구성하는 절연층의 두께는
상기 회로 패턴의 두께보다 작은
회로기판. - 제3항에 있어서,
상기 제1 내지 제3 절연부를 구성하는 절연층들 중 적어도 하나의 절연층 내에 배치된 비아를 포함하고,
상기 제1 절연부를 구성하는 절연층 내에 배치된 비아의 두께는,
상기 회로 패턴의 두께보다 크고,
상기 제2 및 제3 절연부를 구성하는 절연층 내에 배치된 비아의 두께는
상기 회로 패턴의 두께보다 작은
회로기판. - 제1항에 있어서,
상기 제2 및 제3 절연부를 구성하는 각각의 절연층은,
폴리페닐에테르(Polyphenyl Ether, PPE)를 포함하는 제 1 화합물; 및 트리사이클로데케인(tricyclodecane) 및 상기 트리사이클로데케인과 연결되는 말단기를 포함하는 제 2 화합물을 포함하고,
상기 제 1 화합물과 상기 제 2 화합물의 중량비는 4:6 내지 6:4인
회로기판. - 제5항에 있어서,
상기 말단기는 아크릴레이트기, 에폭사이드기, 카르복실기 및 하이드록실기, 이소시아네이트기 중 적어도 하나를 포함하는
회로기판. - 제5항에 있어서,
상기 제 1 화합물 및 상기 제 2 화합물은 화학적으로 비결합하는
회로기판. - 제1항에 있어서,
상기 제2 및 제3 절연부를 구성하는 각각의 절연층의 열팽창 계수 및 유전율은,
상기 제1 절연부를 구성하는 절연층의 열팽창 계수 및 유전율보다 작은
회로기판. - 제8항에 있어서,
상기 제2 및 제3 절연부를 구성하는 각각의 절연층의 유전율은 2.03 내지 2.7인
회로기판. - 복수의 절연층을 포함하는 절연부;
상기 복수의 절연층의 표면에 배치되는 회로 패턴; 및
상기 복수의 절연층 내에 배치되고, 서로 다른 층에 배치된 회로 패턴을 연결하는 비아를 포함하며,
상기 복수의 절연층 각각은,
RCC(resin coated copper)로 구성되고,
상기 복수의 절연층 각각의 유전율은 2.03 내지 2.7인
회로기판. - 제10항에 있어서,
상기 복수의 절연층 각각의 두께는
상기 회로 패턴의 두께보다 작은
회로기판. - 제10항에 있어서,
상기 비아의 두께는
상기 회로 패턴의 두께보다 작은
회로기판. - 제10항에 있어서,
상기 복수의 절연층 각각은 제 1 물질 및 제 2 물질을 포함하고,
상기 제 1 물질은 서로 화학적으로 결합하는 제 1 화합물들을 포함하고,
상기 제 2 물질은 서로 화학적으로 결합하는 제 2 화합물들을 포함하고,
각각의 제 1 화합물은 폴리페닐에테르(Polyphenyl Ether, PPE)를 포함하고,
각각의 제 2 화합물은 트리사이클로데케인(tricyclodecane) 및 상기 트리사이클로데케인과 연결되는 말단기를 포함하고,
상기 제 2 화합물들은 상기 말단기를 통해 서로 결합하고,
상기 말단기는 아크릴레이트기, 에폭사이드기, 카르복실기 및 하이드록실기, 이소시아네이트기 중 적어도 하나를 포함하는
회로기판.
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KR1020190104273A KR20210024749A (ko) | 2019-08-26 | 2019-08-26 | 회로기판 |
JP2022513367A JP2022545734A (ja) | 2019-08-26 | 2020-08-25 | 回路基板 |
PCT/KR2020/011288 WO2021040364A1 (ko) | 2019-08-26 | 2020-08-25 | 회로기판 |
CN202080060580.7A CN114342568B (zh) | 2019-08-26 | 2020-08-25 | 电路板 |
US17/636,063 US12219700B2 (en) | 2019-08-26 | 2020-08-25 | Circuit board |
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WO2021182925A1 (ko) * | 2020-03-13 | 2021-09-16 | 엘지이노텍 주식회사 | 회로기판 |
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CN118057911A (zh) * | 2022-11-21 | 2024-05-21 | 鹏鼎控股(深圳)股份有限公司 | 电路板及其制造方法 |
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KR100704922B1 (ko) | 2005-11-16 | 2007-04-09 | 삼성전기주식회사 | 페이스트 범프를 이용한 인쇄회로기판 및 그 제조방법 |
KR20060003847A (ko) | 2005-12-27 | 2006-01-11 | 이오에스(주) | 내층 알씨씨에 범퍼가 구비된 범프 홀을 갖는 다층인쇄회로기판 및 이의 제조방법 |
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- 2019-08-26 KR KR1020190104273A patent/KR20210024749A/ko not_active Application Discontinuation
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Cited By (2)
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WO2021182925A1 (ko) * | 2020-03-13 | 2021-09-16 | 엘지이노텍 주식회사 | 회로기판 |
US12101878B2 (en) | 2020-03-13 | 2024-09-24 | Lg Innotek Co., Ltd. | Circuit board |
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JP2022545734A (ja) | 2022-10-28 |
WO2021040364A1 (ko) | 2021-03-04 |
US20220287174A1 (en) | 2022-09-08 |
US12219700B2 (en) | 2025-02-04 |
CN114342568A (zh) | 2022-04-12 |
CN114342568B (zh) | 2024-12-20 |
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