Metallizing insulating bases
Abstract
Abstract ACCORDING TO THIS INVENTION, AN IMPROVED PROCESS FOR SELECTIVE METALLIZATION OF INSULATING SUBSTRATA, AS FOR EXAMPLE IN THE MANUFACTURE OF PRINTED CIRCUITS, DECORATIVE ARTICLES, AUTOMOBILE TRIM, AND THE LIKE, IS PROVIDED WHICH COMPRISES COATING AN INSULATING, SEEDER REPELLENT MASK ON THE SURFACE OF A SUITABLE INSULATING BASE SO AS TO LEAVE EXPOSED SELECTED AREAS TO BE METALLIZED, CONTACTING THE BOARD WITH A SEEDER SOLUTION TO THEREBY RENDER THE EXPOSED AREAS OF THE BOARD NOT PROTECTED BY THE SEEDER REPELLENT MASK CATALYTIC TO THE RECEPTION OF ELECTROLESS METAL, AND CONTACTING THE BOARD WITH AN ELECTROLESS METAL DEPOSITION SOLUTION TO METALLIZE THE EXPOSED CATALYTIC AREAS OF THE BOARD NOT PROTECTED BY THE SEEDER REPELLENT MASK.
Inventors
- 👤 F Schneble
- 👤 J Williamson
- 👤 J Polichette
- 👤 Cormack J Mc
- 👤 R Zeblisky
Bibliographic Details
Claims Analysis
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| 3.5 Years (Year 4) | 1977-03-25 | 1977-09-24 | 1978-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-25 | 1981-09-24 | 1982-03-26 | $3760.00 | Window Closed / Lapsed |
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