KR100786544B1 - 도전성 페이스트용 구리 분말 - Google Patents
도전성 페이스트용 구리 분말 Download PDFInfo
- Publication number
- KR100786544B1 KR100786544B1 KR1020000053959A KR20000053959A KR100786544B1 KR 100786544 B1 KR100786544 B1 KR 100786544B1 KR 1020000053959 A KR1020000053959 A KR 1020000053959A KR 20000053959 A KR20000053959 A KR 20000053959A KR 100786544 B1 KR100786544 B1 KR 100786544B1
- Authority
- KR
- South Korea
- Prior art keywords
- copper powder
- viscosity
- copper
- conductive paste
- reduction method
- Prior art date
Links
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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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
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/10—Copper
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Powder Metallurgy (AREA)
- Conductive Materials (AREA)
Abstract
Description
습식법 케이크 | 구리 분말 | 평균입자 직경 (㎛) | 비표면적 (㎡/g) | 벌크 밀도 (g/cm3) | TAP 밀도 (g/cm3) | 10rpm에서의 페이스트 점도 (Pa·s) | 비고 |
A | A1 | 6.80 | 0.14 | 3.78 | 4.58 | 446 | 분쇄 처리 |
A2 | 7.13 | 0.18 | 3.95 | 4.75 | 232 | 유동화 처리 | |
B | B1 | 5.65 | 0.18 | 3.89 | 4.72 | 656 | 분쇄 처리 |
B2 | 6.09 | 0.17 | 3.84 | 4.77 | 210 | 유동화 처리 | |
C | C1 | 5.78 | 0.20 | 3.90 | 4.70 | 401 | 분쇄 처리 |
C2 | 6.10 | 0.18 | 3.91 | 4.84 | 161 | 유동화 처리 |
Claims (6)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 습식 환원법으로 제조한 구리 분말에 대해 입자끼리 기계적으로 충돌시켜 표면 평활화 처리가 수행된 도전성 페이스트용 구리 분말로서, 당해 구리 분말 92중량%를, 이량체산을 글리시딜 에스테르화하여 제조한, 에폭시 당량이 446g/당량이고 25℃에서의 점도가 0.73Pa·sec인 에폭시 수지 8중량%와 혼련시켜, 당해 혼련물의 점도를 B형 점도계를 사용하여 10rpm에서 측정한 경우, 점도가 300Pa·sec 이하인, 도전성 페이스트용 구리 분말.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000053959A KR100786544B1 (ko) | 2000-09-14 | 2000-09-14 | 도전성 페이스트용 구리 분말 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000053959A KR100786544B1 (ko) | 2000-09-14 | 2000-09-14 | 도전성 페이스트용 구리 분말 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070082654A Division KR20070089669A (ko) | 2007-08-17 | 2007-08-17 | 도전성 페이스트용 구리 분말 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020021238A KR20020021238A (ko) | 2002-03-20 |
KR100786544B1 true KR100786544B1 (ko) | 2007-12-21 |
Family
ID=37478986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000053959A KR100786544B1 (ko) | 2000-09-14 | 2000-09-14 | 도전성 페이스트용 구리 분말 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100786544B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101219139B1 (ko) | 2009-12-24 | 2013-01-07 | 제일모직주식회사 | 이방 도전성 페이스트, 필름 및 이를 포함하는 회로접속구조체 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000144217A (ja) * | 1998-11-13 | 2000-05-26 | Dowa Mining Co Ltd | 粒度分布の小さい銅粉の製造法 |
JP2012144217A (ja) * | 2011-01-14 | 2012-08-02 | Asahi Glass Co Ltd | 自動車用窓ガラス |
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2000
- 2000-09-14 KR KR1020000053959A patent/KR100786544B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000144217A (ja) * | 1998-11-13 | 2000-05-26 | Dowa Mining Co Ltd | 粒度分布の小さい銅粉の製造法 |
JP2012144217A (ja) * | 2011-01-14 | 2012-08-02 | Asahi Glass Co Ltd | 自動車用窓ガラス |
Also Published As
Publication number | Publication date |
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KR20020021238A (ko) | 2002-03-20 |
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