95% titanium dioxide glass spheroids
Abstract
Abstract DISCLOSED IS THE PRODUCTION OF GLASS HAVING AT LEAST A 75% BY WEIGHT EQUIVALENT CONTENT OF TITANIUM DIOXIDE. THE GLASS AS SMALL SPHERE IS USEFUL AS RETROREFFECTIVE LENS FOR TRAFFIC MARKINGS SURFACES AND OTHER USES, WHEREIN THE GLASS SPHERICAL ELEMENTS OR BEADS CONTAIN GREATER THAN 75% BY WEIGHT OF TITANIUM DIOXIDE AND ARE SUITABLE AS RETROREFLECTIVE LENS ELEMENTS. DISCLOSED IS THE PRODUCTION OF GLASS HAVING AT LEAST A 75% BY WEIGHT EQUIVALENT CONTENT OF TITANIUM DIOXIDE. THE GLASS AS SMALL SPHERES IS USEFUL AS RETROREFLECTIVE LENS FOR TRAFFIC MARKING SURFACES AND OTHER USES, WHEREIN THE GLASS SPHERICAL ELEMENTS OR BEADS CONTAIN GREATER THAN 75% BY WEIGHT OF TITANIUM DIOXIDE AND ARE SUITABLE AS RETROREFLECTIVE LENS ELEMENTS.
Inventors
- 👤 Charles E Searight
- 👤 Ezra M Alexander
- 👤 John R Ryan
- 👤 Steven H Brasfield
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |