GB8728372D0 - Method of forming electrical conductors - Google Patents
Method of forming electrical conductorsInfo
- Publication number
- GB8728372D0 GB8728372D0 GB878728372A GB8728372A GB8728372D0 GB 8728372 D0 GB8728372 D0 GB 8728372D0 GB 878728372 A GB878728372 A GB 878728372A GB 8728372 A GB8728372 A GB 8728372A GB 8728372 D0 GB8728372 D0 GB 8728372D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- electrical conductors
- forming electrical
- forming
- conductors
- electrical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/108—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by semi-additive methods; masks therefor
-
- 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
- H05K1/0393—Flexible materials
-
- 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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0017—Etching of the substrate by chemical or physical means
- H05K3/0026—Etching of the substrate by chemical or physical means by laser ablation
- H05K3/0032—Etching of the substrate by chemical or physical means by laser ablation of organic insulating material
-
- 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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
- H05K3/061—Etching masks
- H05K3/062—Etching masks consisting of metals or alloys or metallic inorganic compounds
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing Of Printed Wiring (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8728372A GB2213325B (en) | 1987-12-04 | 1987-12-04 | A method of forming electrical conductors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8728372A GB2213325B (en) | 1987-12-04 | 1987-12-04 | A method of forming electrical conductors |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8728372D0 true GB8728372D0 (en) | 1988-01-13 |
GB2213325A GB2213325A (en) | 1989-08-09 |
GB2213325B GB2213325B (en) | 1992-01-02 |
Family
ID=10627985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8728372A Expired - Fee Related GB2213325B (en) | 1987-12-04 | 1987-12-04 | A method of forming electrical conductors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2213325B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW453139B (en) * | 1998-07-13 | 2001-09-01 | Siemens Ag | Method to produce circuit-plates with coarse conductive patterns and at least one region with fine conductive patterns |
DE10106399C1 (en) * | 2001-02-12 | 2002-09-05 | Siemens Ag | Process for the production of circuit carriers with coarse conductor structures and at least one area with fine conductor structures |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2209216B1 (en) * | 1972-11-30 | 1977-09-30 | Ibm | |
DE3113855A1 (en) * | 1981-04-06 | 1982-10-21 | Fritz Wittig Herstellung gedruckter Schaltungen, 8000 München | METHOD FOR PRODUCING PCBS |
GB2098807B (en) * | 1981-05-16 | 1985-07-24 | Ferranti Ltd | Method of making circuit elements in a film |
EP0083488A3 (en) * | 1981-12-31 | 1985-11-06 | O'Hara, James Brian | Method of producing printed circuits |
GB2124037B (en) * | 1982-07-19 | 1986-02-26 | Gen Electric Co Plc | Methods of forming patterns on substrates |
US4605471A (en) * | 1985-06-27 | 1986-08-12 | Ncr Corporation | Method of manufacturing printed circuit boards |
-
1987
- 1987-12-04 GB GB8728372A patent/GB2213325B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2213325A (en) | 1989-08-09 |
GB2213325B (en) | 1992-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19971204 |