KR100986000B1 - 인쇄회로기판 및 그 제조방법 - Google Patents
인쇄회로기판 및 그 제조방법 Download PDFInfo
- Publication number
- KR100986000B1 KR100986000B1 KR1020080053667A KR20080053667A KR100986000B1 KR 100986000 B1 KR100986000 B1 KR 100986000B1 KR 1020080053667 A KR1020080053667 A KR 1020080053667A KR 20080053667 A KR20080053667 A KR 20080053667A KR 100986000 B1 KR100986000 B1 KR 100986000B1
- Authority
- KR
- South Korea
- Prior art keywords
- circuit board
- printed circuit
- conductive paste
- bump
- manufacturing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 27
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 27
- 239000011230 binding agent Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims description 26
- 229910000679 solder Inorganic materials 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000004925 Acrylic resin Substances 0.000 claims description 3
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000004843 novolac epoxy resin Substances 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 3
- 229920001225 polyester resin Polymers 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- -1 photosensitive Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 32
- 239000000758 substrate Substances 0.000 description 9
- 239000010949 copper Substances 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 229910052797 bismuth Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000013008 thixotropic agent Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002335 surface treatment layer 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
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with 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
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
- H05K1/095—Dispersed materials, e.g. conductive pastes or inks for polymer thick films, i.e. having a permanent organic polymeric binder
-
- 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
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0242—Shape of an individual particle
- H05K2201/026—Nanotubes or nanowires
-
- 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
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/05—Patterning and lithography; Masks; Details of resist
- H05K2203/0502—Patterning and lithography
- H05K2203/0514—Photodevelopable thick film, e.g. conductive or insulating paste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Abstract
Description
성분 | 비율(wt%) | 비고 |
카본나노튜브(CNT) | 50~90 | SWNT 또는 MWNT 사용 |
금속 파우더 (Size: 1㎛ 이하) |
10~30 | Ag, Cu, Sn, Bi, Sn/Ag, Sn/Bi, Ag/Cu/Sn 등 Sn:기타금속=7:3 비율로 혼합 |
감광성 바인더 | 5~20 | 감광성 수지 바인더(에폭시 계 등) |
첨가제 | 0.5~5.0 | 경화제, 칙소제 |
용제 | 5~10 | - |
물리적 특징 (Physical property) |
카본나노튜브 (carbon nano tube) |
비교물질 (comparative materials) |
밀도 (density) |
1.33~1.40g/cm3 | 2.7g/cm3 |
전류밀도 (current density) |
1×109A/cm2 | 1×106A/cm2(copper cable) |
열전도도 (thermal conductivity) |
6000W/mK | 400W/mk(copper) |
비저항 (specific resistance) |
1×10-10·Ω·cm | 1×10-10·Ω·cm(copper) |
Claims (12)
- 전기 신호를 도통하는 최외각 회로층에 구비된 외부접속단자와 상기 외부접속단자에 대응한 개구부가 형성되도록 상기 최외각 회로층에 도포된 솔더레지스트층을 갖는 회로기판 본체; 및상기 개구부를 통해서 상기 외부접속단자에 전기적으로 접속되고, 아크릴계 수지, 스티렌 수지, 노볼락계 에폭시 수지, 또는 폴리에스테르 수지 중에서 선택된 어느 하나인 감광성 바인더 및 카본나노튜브를 포함하는 도전성 페이스트로 이루어진 범프;를 포함하는 인쇄회로기판.
- 삭제
- 제1항에 있어서,상기 범프는 단차진 원기둥 형상인 인쇄회로기판.
- 제1항에 있어서,상기 도전성 페이스트는 금속 파우더를 더 포함하는 인쇄회로기판.
- 삭제
- (A) 전기 신호를 도통하는 최외각 회로층에 구비된 외부접속단자와 상기 외부접속단자에 대응한 개구부가 형성되도록 상기 최외각 회로층에 도포된 솔더레지스트층을 갖는 회로기판 본체를 준비하는 단계;(B) 상기 솔더레지스트층의 범프형성영역에 카본나노튜브 및 감광성 바인더를 포함하는 도전성 페이스트를 도포하는 단계; 및(C) 상기 도전성 페이스트를 노광 및 현상을 통해서 패터닝하여 상기 개구부를 통해서 상기 외부접속단자와 전기적으로 접속되는 범프를 형성하는 단계;를 포함하는 인쇄회로기판의 제조방법.
- 제6항에 있어서,상기 도전성 페이스트는 금속 파우더를 더 포함하는 인쇄회로기판.
- 삭제
- 제6항에 있어서,상기 범프를 형성하는 단계는,(ⅰ) 범프 형성용 광 차단 패턴을 가지는 마스크를 상기 도전성 페이스트 상부에 배치하는 단계; 및(ⅱ) 상기 마스크 상부에서 광을 조사하여 상기 도전성 페이스트 중 상기 범프가 형성될 부분을 경화시키고, 비경화된 상기 도전성 페이스트를 현상하여 제거하는 단계;를 포함하는 인쇄회로기판의 제조방법.
- 제9항에 있어서,상기 (ⅱ) 단계 이후에,상기 범프를 건조하는 단계를 더 포함하는 인쇄회로기판의 제조방법.
- 제9항에 있어서,상기 마스크는 유리 마스크인 인쇄회로기판의 제조방법.
- 제9항에 있어서,상기 (ⅱ) 단계는, Na2CO3, KCO3, 또는 KOH 중 어느 하나를 현상액으로 사용하여 현상하는 단계를 포함하는 인쇄회로기판의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080053667A KR100986000B1 (ko) | 2008-06-09 | 2008-06-09 | 인쇄회로기판 및 그 제조방법 |
US12/222,177 US20090301767A1 (en) | 2008-06-09 | 2008-08-04 | Printed circuit board and method of manufacturing the same |
US13/403,380 US8592135B2 (en) | 2008-06-09 | 2012-02-23 | Method of manufacturing printed circuit board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080053667A KR100986000B1 (ko) | 2008-06-09 | 2008-06-09 | 인쇄회로기판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090127605A KR20090127605A (ko) | 2009-12-14 |
KR100986000B1 true KR100986000B1 (ko) | 2010-10-06 |
Family
ID=41399250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080053667A KR100986000B1 (ko) | 2008-06-09 | 2008-06-09 | 인쇄회로기판 및 그 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (2) | US20090301767A1 (ko) |
KR (1) | KR100986000B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100969437B1 (ko) * | 2008-06-13 | 2010-07-14 | 삼성전기주식회사 | 인쇄회로기판 및 그 제조방법 |
SG10201500798UA (en) * | 2010-02-05 | 2015-03-30 | Cambrios Technologies Corp | Photosensitive ink compositions and transparent conductors and method of using the same |
TWI451549B (zh) * | 2010-11-12 | 2014-09-01 | Unimicron Technology Corp | 嵌埋半導體元件之封裝結構及其製法 |
US9704793B2 (en) * | 2011-01-04 | 2017-07-11 | Napra Co., Ltd. | Substrate for electronic device and electronic device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001196714A (ja) * | 2000-01-17 | 2001-07-19 | Jsr Corp | 回路基板およびその製造方法 |
JP2003101231A (ja) * | 2001-09-25 | 2003-04-04 | Nippon Zeon Co Ltd | 多層回路基板の製造方法 |
US20040099438A1 (en) | 2002-05-21 | 2004-05-27 | Arthur David J. | Method for patterning carbon nanotube coating and carbon nanotube wiring |
JP2008519452A (ja) * | 2004-11-04 | 2008-06-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 集積回路のナノチューブをベースにした基板 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3030271B2 (ja) * | 1997-05-19 | 2000-04-10 | 富士通株式会社 | 半導体部品の実装方法 |
EP2315510A3 (en) * | 2001-06-05 | 2012-05-02 | Dai Nippon Printing Co., Ltd. | Wiring board provided with passive element |
JP2006120665A (ja) | 2004-10-19 | 2006-05-11 | Sumitomo Metal Mining Co Ltd | 銀とカーボンナノチューブを含む導電性樹脂ペースト組成物およびこれを用いた半導体装置 |
US7514116B2 (en) * | 2005-12-30 | 2009-04-07 | Intel Corporation | Horizontal Carbon Nanotubes by Vertical Growth and Rolling |
-
2008
- 2008-06-09 KR KR1020080053667A patent/KR100986000B1/ko not_active IP Right Cessation
- 2008-08-04 US US12/222,177 patent/US20090301767A1/en not_active Abandoned
-
2012
- 2012-02-23 US US13/403,380 patent/US8592135B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001196714A (ja) * | 2000-01-17 | 2001-07-19 | Jsr Corp | 回路基板およびその製造方法 |
JP2003101231A (ja) * | 2001-09-25 | 2003-04-04 | Nippon Zeon Co Ltd | 多層回路基板の製造方法 |
US20040099438A1 (en) | 2002-05-21 | 2004-05-27 | Arthur David J. | Method for patterning carbon nanotube coating and carbon nanotube wiring |
JP2008519452A (ja) * | 2004-11-04 | 2008-06-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 集積回路のナノチューブをベースにした基板 |
Also Published As
Publication number | Publication date |
---|---|
US8592135B2 (en) | 2013-11-26 |
US20090301767A1 (en) | 2009-12-10 |
KR20090127605A (ko) | 2009-12-14 |
US20120148960A1 (en) | 2012-06-14 |
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