Bulk glass having improved properties
US4273828A · kind A · utility
3Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1979 |
| Grant date | Jun 16, 1981 |
| Priority date | — |
| Expiry date | Aug 14, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Shaped bulk glass is provided which has improved properties and in particular improved compressive strength. The improvement is obtained by plasma depositing a film of amorphous polymeric hydrogenated silicon-silicon nitride on the surface of the bulk glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.