Silver-glass die attach paste
US5240884A · kind A · utility
15Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 5, 1991 |
| Grant date | Aug 31, 1993 |
| Priority date | — |
| Expiry date | Sep 5, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C8/18
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A silver-glass paste comprising silver flake, lead vanadium telluride glass, resin, surfactant and a mixture of solvents, said mixture comprising at least two solvents selected from the group consisting of glycol ether, isoparaffin, and terpineol, each of said solvents having a boiling point of from about 170.degree. C. to about 230.degree. C. and a surface tension of from about 20 to about 30 dynes/cm.sup.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.