KR100990613B1 - 인쇄회로기판 및 그 제조방법 - Google Patents
인쇄회로기판 및 그 제조방법 Download PDFInfo
- Publication number
- KR100990613B1 KR100990613B1 KR1020080040555A KR20080040555A KR100990613B1 KR 100990613 B1 KR100990613 B1 KR 100990613B1 KR 1020080040555 A KR1020080040555 A KR 1020080040555A KR 20080040555 A KR20080040555 A KR 20080040555A KR 100990613 B1 KR100990613 B1 KR 100990613B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- circuit
- bump
- insulating layer
- circuit layer
- 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000011889 copper foil Substances 0.000 claims abstract description 19
- 238000010030 laminating Methods 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 53
- 238000005530 etching Methods 0.000 claims description 13
- 238000005260 corrosion Methods 0.000 claims description 11
- 230000007797 corrosion Effects 0.000 claims description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 claims description 3
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims description 2
- 229960003280 cupric chloride Drugs 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 135
- 239000011229 interlayer Substances 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 26
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 230000004888 barrier function Effects 0.000 description 9
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 229910052759 nickel Inorganic materials 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000000059 patterning Methods 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 229920001187 thermosetting polymer Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- RKUAZJIXKHPFRK-UHFFFAOYSA-N 1,3,5-trichloro-2-(2,4-dichlorophenyl)benzene Chemical compound ClC1=CC(Cl)=CC=C1C1=C(Cl)C=C(Cl)C=C1Cl RKUAZJIXKHPFRK-UHFFFAOYSA-N 0.000 description 1
- XQUPVDVFXZDTLT-UHFFFAOYSA-N 1-[4-[[4-(2,5-dioxopyrrol-1-yl)phenyl]methyl]phenyl]pyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C(C=C1)=CC=C1CC1=CC=C(N2C(C=CC2=O)=O)C=C1 XQUPVDVFXZDTLT-UHFFFAOYSA-N 0.000 description 1
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 1
- -1 cyanic acid ester Chemical class 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003192 poly(bis maleimide) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
- H05K1/116—Lands, clearance holes or other lay-out details concerning the surrounding of a via
-
- 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
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4007—Surface contacts, e.g. bumps
-
- 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
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0364—Conductor shape
- H05K2201/0367—Metallic bump or raised conductor not used as solder bump
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
Description
Claims (10)
- 절연층;상기 절연층의 일면에 상기 절연층과 평평하도록 매립된 제1 회로층;상기 절연층의 타면에 상기 절연층과 평평하도록 매립된 제2 회로층; 및상기 제1 회로층과 상기 제2 회로층 사이에 전기적 접속을 위해 형성된 도전성 페이스트로 이루어진 범프를 포함하고,상기 제1 회로층은 도전성 페이스트로 이루어지고, 상기 제2 회로층 중 상기 범프와 연결되는 제2 회로패턴은 상기 범프의 직경보다 작은 폭을 가지며, 상기 범프에 매립되는 것을 특징으로 하는 인쇄회로기판.
- 청구항 1에 있어서,상기 도전성 페이스트는 Ag 페이스트인 것을 특징으로 하는 인쇄회로기판.
- 삭제
- (A) 지지체의 일면에 제1 회로패턴 및 제1 랜드를 포함하는, 도전성 페이스트로 이루어진 제1 회로층을 형성하는 단계;(B) 상기 제1 랜드에 범프를 형성하는 단계;(C) 상기 범프가 형성된 상기 제1 회로층에 반경화 상태의 프리프레그로 절연층을 적층하는 단계(D) 상기 절연층 상에 동박층을 적층한 후 제2 회로층을 형성하고, 상기 지지체를 제거하는 단계; 및(E) 상기 제2 회로층을 가압하여 상기 절연층에 매립시키는 단계를 포함하고, 상기 (D)단계에서 상기 제2 회로층을 형성하는 단계는 상기 제2 회로층 중 범프와 연결되는 제2 회로패턴의 폭이 상기 범프의 직경보다 작게 형성되도록 수행되며, 상기 제2 회로패턴은 상기 범프에 매립되는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 청구항 4에 있어서,상기 지지체의 제거는 상기 제2 회로층의 형성과 동시에 수행되는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 청구항 4에 있어서,상기 지지체는 동박인 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 청구항 6에 있어서,상기 동박의 제거는 염화철 부식액, 2염화동 부식액, 알칼리 부식액, 및 과산화수소/황산계 부식액 중 선택된 하나의 에칭액에 의해 에칭하여 수행되는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 청구항 7에 있어서,상기 도전성 페이스트로 형성된 제1 회로층은 상기 에칭액에 의해 제거되지 않는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080040555A KR100990613B1 (ko) | 2008-04-30 | 2008-04-30 | 인쇄회로기판 및 그 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080040555A KR100990613B1 (ko) | 2008-04-30 | 2008-04-30 | 인쇄회로기판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090114753A KR20090114753A (ko) | 2009-11-04 |
KR100990613B1 true KR100990613B1 (ko) | 2010-10-29 |
Family
ID=41555968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080040555A Expired - Fee Related KR100990613B1 (ko) | 2008-04-30 | 2008-04-30 | 인쇄회로기판 및 그 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100990613B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1079579A (ja) | 1996-09-05 | 1998-03-24 | Toshiba Corp | 印刷配線板、および印刷配線板の製造方法 |
JP2002353617A (ja) | 2001-05-23 | 2002-12-06 | Kyocera Chemical Corp | プリント配線基板及びその製造方法 |
KR100657410B1 (ko) * | 2006-02-15 | 2006-12-14 | 삼성전기주식회사 | 다층 인쇄회로기판 제조방법 |
-
2008
- 2008-04-30 KR KR1020080040555A patent/KR100990613B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1079579A (ja) | 1996-09-05 | 1998-03-24 | Toshiba Corp | 印刷配線板、および印刷配線板の製造方法 |
JP2002353617A (ja) | 2001-05-23 | 2002-12-06 | Kyocera Chemical Corp | プリント配線基板及びその製造方法 |
KR100657410B1 (ko) * | 2006-02-15 | 2006-12-14 | 삼성전기주식회사 | 다층 인쇄회로기판 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20090114753A (ko) | 2009-11-04 |
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