KR101117552B1 - 휘스커 형성 경향이 적은 주석 코팅된 인쇄회로기판 - Google Patents
휘스커 형성 경향이 적은 주석 코팅된 인쇄회로기판 Download PDFInfo
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- KR101117552B1 KR101117552B1 KR1020050054972A KR20050054972A KR101117552B1 KR 101117552 B1 KR101117552 B1 KR 101117552B1 KR 1020050054972 A KR1020050054972 A KR 1020050054972A KR 20050054972 A KR20050054972 A KR 20050054972A KR 101117552 B1 KR101117552 B1 KR 101117552B1
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- 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
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- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/24—Reinforcing the conductive pattern
- H05K3/244—Finish plating of conductors, especially of copper conductors, e.g. for pads or lands
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/48—Coating with alloys
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- 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
- H05K2201/032—Materials
- H05K2201/0329—Intrinsically conductive polymer [ICP]; Semiconductive polymer
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- 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
- H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
- H05K2203/0703—Plating
- H05K2203/072—Electroless plating, e.g. finish plating or initial plating
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- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/125—Deflectable by temperature change [e.g., thermostat element]
- Y10T428/12514—One component Cu-based
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- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12556—Organic component
- Y10T428/12569—Synthetic resin
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- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12708—Sn-base component
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12708—Sn-base component
- Y10T428/12715—Next to Group IB metal-base component
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
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- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
- Chemically Coating (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Electroplating Methods And Accessories (AREA)
- Laminated Bodies (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
실시예 | 7주 저장후 휘스커 크기 | 14주 저장후 휘스커 크기 |
1 | 휘스커 없음 | 휘스커 없음 |
2* | 10-20 ㎛ | -1) |
3* | 20-30 ㎛ | -1) |
4* | >100 ㎛ | -1) |
5* | >100 ㎛ | -1) |
6* | 20-30 ㎛ | -1) |
7* | 20-30 ㎛ | -1) |
* 비교예 1) 측정하지 않음 |
Claims (31)
- (i) 적어도 하나의 비(非)전기전도성 기저 층;(ii) 적어도 하나의 구리 또는 구리 합금 층; 및(iii) 주석 함유 층을 포함하고, 상기 층 (ii)는 상기 층 (i)과 층 (iii) 사이에 개재하는 것인 코팅된 물품에 있어서,상기 주석 함유 층 (iii)이 다른 금속으로서 적어도 은을 함유하고 또한 적어도 하나의 전기 전도성 중합체를 함유하며, 상기 구리 표면에서의 상기 은의 농도가 그 위에 있는 층 (iii)의 하층(sublayer)에서의 은의 농도보다 낮은 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)이 주석과 은의 미세 분쇄된 또는 다상 형태의 혼합물을 함유하는 것을 특징으로 하는 코팅된 물품.
- 제 2 항에 있어서, 상기 금속의 입자 또는 금속 상의 크기가 1 내지 500 nm인 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)이 착화합물 형성제를 더 함유하는 것을 특징으로 하는 코팅된 물품.
- 제 4 항에 있어서,상기 착화합물 형성제는 구리와 착화합물을 형성할 수 있는 것임을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 전기 전도성 중합체는 폴리아닐린, 폴리티오펜, 폴리피롤, 및 이들의 혼합물로 이루어진 군으로부터 선택되는 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)은 1 ppb 내지 5 중량%의 전기 전도성 중합체를 함유하는 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (i)의 층 두께가 0.1 내지 3 mm인 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (ii)의 층 두께가 5 내지 210 ㎛인 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)의 층 두께가 50 nm 내지 4 ㎛인 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)의 외곽 300 nm 내지 3 ㎛에 해당하는 영역에서 주석 농도가 50 몰%보다 큰 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 층 (iii)의 상부 0.5 내지 5%에 해당하는 영역에서의 은의 농도가, 후속하는 2 내지 10%에 해당하는 영역에서의 은의 농도보다 더 낮고, 그 아래에 놓인 층의 5 내지 95%에 해당하는 영역에서의 은의 농도보다 더 높은 것을 특징으로 하는 코팅된 물품.
- 제 1 항에 있어서,상기 코팅된 물품은 인쇄 회로기판의 형태인 것을 특징으로 하는 코팅된 물품.
- 제 1 항 내지 제 13 항 중 어느 한 항에 따른 코팅된 물품을 제조하는 방법으로서,(1) 구리 또는 구리 함유 합금 층을 기저층의 표면상에 도포하는 단계,(2) 상기 단계 (1)에서 제조된 층을 구축하는 단계, 및(3) 상기 구축된 구리 또는 구리 합금 층 상에 주석 함유 층을 도포하는 단계로서, 먼저 다른 금속으로서의 은 및 전기 전도성 중합체로 된 층을 상기 단계 (2)에서 형성된 층 상에 침착시키고, 그런 다음 개방된 소공의 다공성 표면이 얻어지면, 상기 은 및 전기 전도성 중합체로 된 층 상에 주석 층을 침착시키는 것인 단계를 포함하는 코팅된 물품을 제조하는 방법.
- 제 14 항에 있어서,상기 은 및 전기 전도성 중합체로 된 층은 3 내지 100 nm의 층 두께로 침착시키는 것을 특징으로 하는 코팅된 물품을 제조하는 방법.
- 제 14 항에 있어서,상기 주석은 100 nm 내지 3 ㎛의 층 두께로 침착시키는 것을 특징으로 하는 코팅된 물품을 제조하는 방법.
- 제 14 항에 있어서,상기 은 및 전기 전도성 중합체로 된 층은, 상기 금속 이온을 0.003 내지 1 중량%의 농도로 함유하고 1종 또는 다수의 유기 첨가제를 각각 0.001 내지 25 중량%의 농도로 함유하는 수 처리조(aqueous bath)로부터 침착시키는 것을 특징으로 하는 코팅된 물품을 제조하는 방법.
- 제 17 항에 있어서,상기 처리조가 구리에 대한 착화합물 형성제를 0.1 내지 5 중량%의 농도로 함유하는 것을 특징으로 하는 코팅된 물품을 제조하는 방법.
- 제 17 항에 있어서,상기 처리조가 전기 전도성 중합체를 0.001 내지 0.1 중량%의 농도로 함유하는 것을 특징으로 하는 코팅된 물품을 제조하는 방법.
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102004030930.2 | 2004-06-25 | ||
DE102004030930A DE102004030930A1 (de) | 2004-06-25 | 2004-06-25 | Zinnbeschichtete Leiterplatten mit geringer Neigung zur Whiskerbildung |
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KR20060048516A KR20060048516A (ko) | 2006-05-18 |
KR101117552B1 true KR101117552B1 (ko) | 2012-03-07 |
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KR1020050054972A KR101117552B1 (ko) | 2004-06-25 | 2005-06-24 | 휘스커 형성 경향이 적은 주석 코팅된 인쇄회로기판 |
Country Status (8)
Country | Link |
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US (1) | US7547479B2 (ko) |
EP (1) | EP1614771B1 (ko) |
JP (1) | JP4647412B2 (ko) |
KR (1) | KR101117552B1 (ko) |
AT (1) | ATE455192T1 (ko) |
CA (1) | CA2510123A1 (ko) |
DE (2) | DE102004030930A1 (ko) |
TW (1) | TWI357790B (ko) |
Families Citing this family (34)
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DE102004003784B4 (de) | 2004-01-23 | 2011-01-13 | Ormecon Gmbh | Dispersion intrinsisch leitfähigen Polyanilins und deren Verwendung |
JP2007529586A (ja) * | 2004-03-18 | 2007-10-25 | オルメコン・ゲーエムベーハー | コロイド状導電性ポリマーおよび炭素を含む組成物 |
DE102004030388A1 (de) * | 2004-06-23 | 2006-01-26 | Ormecon Gmbh | Artikel mit einer Beschichtung von elektrisch leitfähigem Polymer und Verfahren zu deren Herstellung |
DE102005010162B4 (de) | 2005-03-02 | 2007-06-14 | Ormecon Gmbh | Leitfähige Polymere aus Teilchen mit anisotroper Morphologie |
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CN101243210A (zh) * | 2005-07-11 | 2008-08-13 | 技术公司 | 具有最小化锡晶须生长性能或特性的锡电沉积物 |
DE102005039608A1 (de) | 2005-08-19 | 2007-03-01 | Ormecon Gmbh | Zusammensetzung mit intrinsisch leitfähigem Polymer |
US20070295530A1 (en) * | 2006-06-07 | 2007-12-27 | Honeywell International, Inc. | Coatings and methods for inhibiting tin whisker growth |
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-
2004
- 2004-06-25 DE DE102004030930A patent/DE102004030930A1/de not_active Ceased
-
2005
- 2005-06-17 CA CA002510123A patent/CA2510123A1/en not_active Abandoned
- 2005-06-22 AT AT05013469T patent/ATE455192T1/de not_active IP Right Cessation
- 2005-06-22 DE DE502005008856T patent/DE502005008856D1/de active Active
- 2005-06-22 EP EP05013469A patent/EP1614771B1/de active Active
- 2005-06-23 JP JP2005183261A patent/JP4647412B2/ja not_active Expired - Fee Related
- 2005-06-23 US US11/165,410 patent/US7547479B2/en active Active
- 2005-06-24 TW TW094121157A patent/TWI357790B/zh active
- 2005-06-24 KR KR1020050054972A patent/KR101117552B1/ko active IP Right Grant
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KR20060048516A (ko) | 2006-05-18 |
JP4647412B2 (ja) | 2011-03-09 |
DE502005008856D1 (de) | 2010-03-04 |
TW200607416A (en) | 2006-02-16 |
EP1614771A1 (de) | 2006-01-11 |
JP2006037227A (ja) | 2006-02-09 |
EP1614771B1 (de) | 2010-01-13 |
US7547479B2 (en) | 2009-06-16 |
ATE455192T1 (de) | 2010-01-15 |
CA2510123A1 (en) | 2005-12-25 |
US20060035105A1 (en) | 2006-02-16 |
DE102004030930A1 (de) | 2006-02-23 |
TWI357790B (en) | 2012-02-01 |
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