Fiberizable alkali-resistant E-type glass
US3966481A · kind A · utility
6Cited by
6References
6Claims
0Family size
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Key dates
| Filing date | Jun 30, 1975 |
| Grant date | Jun 29, 1976 |
| Priority date | — |
| Expiry date | Jun 30, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C13/002
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Glass compositions consisting essentially of an E-glass are modified by incorporation therein of zirconia or of zirconia and titania, preferably in a total amount not exceeding 12%, more preferably not exceeding 8%, by weight of the composition, whereby significant improvement in alkali resistance is achieved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.