KR100631982B1 - 표면 평탄성이 우수한 ltcc 기판의 제조방법 - Google Patents
표면 평탄성이 우수한 ltcc 기판의 제조방법 Download PDFInfo
- Publication number
- KR100631982B1 KR100631982B1 KR1020050031974A KR20050031974A KR100631982B1 KR 100631982 B1 KR100631982 B1 KR 100631982B1 KR 1020050031974 A KR1020050031974 A KR 1020050031974A KR 20050031974 A KR20050031974 A KR 20050031974A KR 100631982 B1 KR100631982 B1 KR 100631982B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- ltcc
- substrate
- green sheet
- dummy
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000000758 substrate Substances 0.000 title abstract description 41
- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- 239000005388 borosilicate glass Substances 0.000 claims abstract description 5
- 238000000151 deposition Methods 0.000 claims abstract description 5
- 239000002241 glass-ceramic Substances 0.000 claims abstract description 4
- 238000010304 firing Methods 0.000 claims description 21
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 230000000452 restraining effect Effects 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000011147 inorganic material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010297 mechanical methods and process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010345 tape casting Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920005822 acrylic binder Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004100 electronic packaging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000009824 pressure lamination Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003746 surface roughness Effects 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
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4626—Manufacturing multilayer circuits by laminating two or more circuit boards characterised by the insulating layers or materials
- H05K3/4629—Manufacturing multilayer circuits by laminating two or more circuit boards characterised by the insulating layers or materials laminating inorganic sheets comprising printed circuits, e.g. green ceramic sheets
-
- 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
- H05K1/03—Use of materials for the substrate
- H05K1/0306—Inorganic insulating substrates, e.g. ceramic, glass
-
- 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
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/09781—Dummy conductors, i.e. not used for normal transport of current; Dummy electrodes of components
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Abstract
Description
Claims (4)
- 하나 이상의 그린시트로 이루어진 LTCC 적층체를 마련한후, 그 적층체의 상/하부에 더미층(dummy layer)을 적치하는 공정;상기 적치된 더미층상에 구속층을 적치한후, 상기 그린시트의 소성온도로 소성하는 공정; 및상기 구속층을 제거한후, 그 표면 평탄도가 유지되도록 상기 더미층을 추가로 래핑하는 공정;을 포함하는 표면 평탄성이 우수한 LTCC 기판의 제조방법
- 제 1항에 있어서, 상기 그린시트는 붕규산유리 60%이상과 잔여 알루미나로 이루어진 유리-세라믹스로 조성됨을 특징으로 하는 LTCC기판의 제조방법
- 제 1항에 있어서, 상기 더미층으로 상기 그린시트를 이용함을 특징으로 하는 LTCC기판의 제조방법
- 제 1항에 있어서, 상기 래핑처리된 LTCC 적층체의 상/하부 표면에 외층인쇄회로패턴을 형성하는 공정;을 추가로 포함하는 LTCC 기판의 제조방법
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050031974A KR100631982B1 (ko) | 2005-04-18 | 2005-04-18 | 표면 평탄성이 우수한 ltcc 기판의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050031974A KR100631982B1 (ko) | 2005-04-18 | 2005-04-18 | 표면 평탄성이 우수한 ltcc 기판의 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100631982B1 true KR100631982B1 (ko) | 2006-10-11 |
Family
ID=37635430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050031974A KR100631982B1 (ko) | 2005-04-18 | 2005-04-18 | 표면 평탄성이 우수한 ltcc 기판의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100631982B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112739006A (zh) * | 2020-11-16 | 2021-04-30 | 中国科学院空天信息创新研究院 | Ltcc电路基板的制作方法 |
-
2005
- 2005-04-18 KR KR1020050031974A patent/KR100631982B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112739006A (zh) * | 2020-11-16 | 2021-04-30 | 中国科学院空天信息创新研究院 | Ltcc电路基板的制作方法 |
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