Glass with improved total pitch stability

US9051206B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9051206-B2
Application numberUS-201314134292-A
CountryUS
Kind codeB2
Filing dateDec 19, 2013
Priority dateDec 21, 2012
Publication dateJun 9, 2015
Grant dateJun 9, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

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.

First claim

Opening claim text (preview).

What is claimed is: 1. 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. 2. The glass of claim 1 comprising, in mole percent on an oxide basis: SiO 2 50-85, Al 2 O 3 0-20, B 2 O 3 0-10, MgO 0-20, CaO 0-20, SrO 0-20, BaO 0-20, where SiO 2 , Al 2 O 3 , B 2 O 3 , MgO, CaO, SrO and…

Assignees

Inventors

Classifications

  • Chemistry & Metallurgy · mapped topic

  • C03C3/091Primary

    Chemistry & Metallurgy · mapped topic

  • Chemistry & Metallurgy · mapped topic

  • Chemistry & Metallurgy · mapped topic

  • Chemistry & Metallurgy · mapped topic

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What does patent US9051206B2 cover?
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 relaxatio…
Who is the assignee on this patent?
Corning Inc
What technology area does this patent fall under?
Primary CPC classification C03C3/091. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Jun 09 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).