Semiconductor device
US4736012A · kind A · utility
9Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1984 |
| Grant date | Apr 5, 1988 |
| Priority date | — |
| Expiry date | Jun 29, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/3025
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A semiconductor device containing an .alpha.-rays shielding resin layer on at least active portion of a semiconductor element, said .alpha.-rays shielding resin being a special polyimide resin, is excellent in thermal resistance at the time of sealing the semiconductor element, adhesion of the .alpha.-rays shielding layer to the semiconductor element, and .alpha.-rays shielding ability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.