Metal electronic package sealed with thermoplastic having a grafted metal deactivator and antioxidant
US4812896A · kind A · utility
225Cited by
22References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1986 |
| Grant date | Mar 14, 1989 |
| Priority date | — |
| Expiry date | Nov 13, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/181
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A package and process of assembling a package adapted for housing an electronic component. The package includes metallic base, lid and leadframe components sealed together with a thermoplastic material. The thermoplastic has an additive consisting essentially of a metal deactivator and a primary antioxidant grafted thereto without cross linking so as to maintain the thermoplastic properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.