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US 2014/0179510 A1Published application
Glass with improved total pitch stability
AssigneeCorning Incorporated
InventorsDouglas Clippinger Allan, Bradley Frederick Bowden, Adam James Ellison, Timothy James Kiczenski, Marcel Potuzak
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Abstract
Described herein are alkali-free, boroalumino silicate glasses exhibiting desirable physical and chemical properties for use as substrates in flat panel display devices, such as, active matrix liquid crystal displays (AMLCDs) and active matrix organic light emitting diode displays (AMOLEDs). In accordance with certain of its aspects, the glasses possess excellent compaction and stress relaxation properties.
Claims20
A glass exhibiting the following performance criteria:
- A:
- Compaction in the LTTC less than or equal to 5.5 ppm
- B:
- Compaction in the HTTC less than or equal to 40 ppm
- C:
- Less than 50% of an induced stress relaxed in the SRTC.
3 more elements
Dependencies are inferred from the claim text.