KR102166230B1 - 전도성 필러 및 그의 제조 방법, 및 전도성 페이스트 및 그의 제조 방법 - Google Patents
전도성 필러 및 그의 제조 방법, 및 전도성 페이스트 및 그의 제조 방법 Download PDFInfo
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Images
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
-
- 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
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/068—Flake-like particles
-
- 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
-
- 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
- B22F1/16—Metallic particles coated with a non-metal
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0425—Copper-based alloys
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/06—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/06—Alloys based on copper with nickel or cobalt as the next major constituent
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- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Conductive Materials (AREA)
- Powder Metallurgy (AREA)
- Non-Insulated Conductors (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
도 2는 재CVD 처리의 히트 프로파일을 도시하는 도면이다.
도 3은 실시예에서 준비한 도전성 페이스트와, 다양한 재료를 포함하는 페이스트의 비저항을 도시하는 도면이다.
도 4는 실시예 1에서 준비한 복합 입자의 배율 8000배의 전자 현미경 사진을 도시하는 도면이다.
도 5는 실시예 2에서 준비한 복합 입자의 배율 4000배의 전자 현미경 사진을 도시하는 도면이다.
도 6은 실시예 2에서 준비한 복합 입자의 배율 20000배의 전자 현미경 사진을 도시하는 도면이다.
도 7은 실시예 3에서 준비한 복합 입자의 배율 8000배의 전자 현미경 사진을 도시하는 도면이다.
도 8은 실시예 4에서 준비한 복합 입자의 배율 20000배의 전자 현미경 사진을 도시하는 도면이다.
도 9는 실시예 5에서 준비한 복합 입자의 배율 20000배의 전자 현미경 사진을 도시하는 도면이다.
도 10은 실시예 6에서 준비한 복합 입자의 배율 8000배의 전자 현미경 사진을 도시하는 도면이다.
도 11은 CVD 공정 후에 열처리 공정을 형성하는 경우의 히트 프로파일을 도시하는 도면이다.
도 12는 실시예 11에서 준비한 복합 입자의 배율 20000배의 전자 현미경 사진을 도시하는 도면이다.
도 13은 실시예 11에서 준비한 복합 입자의 배율 2000배의 전자 현미경 사진을 도시하는 도면이다.
도 14는 실시예에서 준비한 도전성 페이스트와, 다양한 재료를 포함하는 페이스트의 압축 없음의 조건에서의 비저항을 도시하는 도면이다.
Claims (20)
- 주기율표 제8족 내지 제10족에 속하는 적어도 1종의 전이 금속을 포함하는 구리 합금분과, 상기 구리 합금분의 표면을 덮고 있는 탄소 동소체를 포함하고,
상기 탄소 동소체가 카본 나노 파이버이고,
상기 구리 합금분 표면에, 상기 카본 나노 파이버의 일단부가 결합되어 있는, 전도성 필러. - 제1항에 있어서, 상기 구리 합금분이 플레이크상인, 전도성 필러.
- 제1항 또는 제2항에 있어서, 상기 구리 합금분 중의 전이 금속의 함유량이 상기 구리 합금분 100중량%에 대해 0.3 내지 6.0중량%인, 전도성 필러.
- 제1항 또는 제2항에 있어서, 상기 전이 금속이 철 또는 코발트인, 전도성 필러.
- 제4항에 있어서, 상기 전이 금속이 코발트인, 전도성 필러.
- 제1항 또는 제2항에 있어서, 상기 탄소 동소체가 구리 합금분의 표면에, 구리 합금분 100중량%에 대해 0중량% 보다 크고, 3중량% 이하의 범위로 부착되어 있는, 전도성 필러.
- 제1항 또는 제2항에 기재된 전도성 필러와 결합제 수지를 포함하는, 전도성 페이스트.
- 제7항에 있어서, 상기 결합제 수지가, 에폭시 수지, 폴리에스테르 수지, 우레탄 수지, 페놀 수지 및 이미드 수지로 이루어지는 군에서 선택된 적어도 1종의 수지인, 전도성 페이스트.
- 제7항에 있어서, 상기 전도성 필러 100질량부에 대해 상기 결합제 수지를 10 내지 35질량부 포함하는, 전도성 페이스트.
- 제7항에 있어서, 상기 전도성이 전기 전도성인, 전도성 페이스트.
- 제7항에 있어서, 상기 전도성이 열전도성인, 전도성 페이스트.
- 제1항 또는 제2항에 기재된 전도성 필러의 제조 방법으로서,
주기율표 제8족 내지 제10족에 속하는 적어도 1종의 전이 금속을 포함하는 구리 합금분을 준비하는 공정과,
상기 구리 합금분의 표면에 탄소원을 접촉시켜 전도성 필러를 얻는 공정을 구비하는, 전도성 필러의 제조 방법. - 제12항에 있어서, 상기 구리 합금분을 준비하는 공정이 아토마이즈법에 의해 행해지는, 전도성 필러의 제조 방법.
- 제12항에 있어서, 상기 구리 합금분의 표면에 탄소원을 접촉시켜 전도성 필러를 얻는 공정이,
CVD 처리, 플레이크화 처리, 재CVD 처리의 순으로 처리함으로써 전도성 필러를 얻는 공정인, 전도성 필러의 제조 방법. - 제12항에 있어서, 상기 구리 합금분의 표면에 탄소원을 접촉시켜 전도성 필러를 얻는 공정이,
CVD 처리, 열처리의 순으로 처리함으로써 전도성 필러를 얻는 공정인, 전도성 필러의 제조 방법. - 제15항에 있어서, 상기 열처리가, 불활성 가스 분위기 하에 있어서, 750℃ 내지 1000℃의 온도 분위기 하에서 행해지는, 전도성 필러의 제조 방법.
- 제12항에 있어서, 상기 구리 합금분의 표면에 탄소원을 접촉시켜 전도성 필러를 얻는 공정이, 300℃ 내지 400℃에서 구리 합금분을 탄소 함유 가스에 접촉시키는 공정을 포함하는, 전도성 필러의 제조 방법.
- 제12항에 있어서, 상기 구리 합금분의 표면에 탄소원을 접촉시켜 전도성 필러를 얻는 공정 전에, 소결 저해제를 첨가하여 혼합하는 공정을 더 구비하는, 전도성 필러의 제조 방법.
- 제12항에 기재된 전도성 필러의 제조 방법에 의해 전도성 필러를 제조하는 공정과,
상기 전도성 필러와 결합제 수지를 혼합한 후, 혼련함으로써 전도성 페이스트를 얻는 공정을 구비하는, 전도성 페이스트의 제조 방법. - 삭제
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