UV curable compositions for making tentable solder mask coating
US5006436A · kind A · utility
11Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 1988 |
| Grant date | Apr 9, 1991 |
| Priority date | — |
| Expiry date | Sep 20, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/117
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A UV curable, aqueous alkaline developable solder mask composition having tenting capabilities includes a thermal free radical initiator capable of generating free radicals with heat, and a polyunsaturated compound capable of being thermally cross-linked by the free radicals to provide a substantially fully cured solder mask coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.