IP Library › Granted Patent US 12,240,782
Granted Patent B2
US 12,240,782 · App. 17/994,522 · Granted Mar 4, 2025

Ion exchangeable yellow glass articles

Inventors: Kaveh Adib (Corning, NY); Xiaoju Guo (Pittsford, NY); Sean Thomas Ralph Locker (Corning, NY); Lina Ma (Corning, NY); Nicole Taylor Wiles (Horseheads, NY)
Assignee: CORNING INCORPORATED
C03C3/095C03C3/097C03C4/02C03C21/002H05K5/03C03C2204/00Y10T428/315
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Quick Facts
Patent No.
US 12,240,782
App. No.
17/994,522
Granted
Mar 4, 2025
Kind
B2
Abstract

A glass composition includes SiO 2 , Al 2 O 3 , B 2 O 3 , alkali metal oxides, alkaline earth oxides, TiO 2 , CeO 2 , Fe 2 O 3 , and is provides a yellow-colored glass article.

Claims (100)

1. A colored glass article, comprising:

a glass in mole percent on an oxide basis, comprising:

greater than or equal to 53 mol % to less than or equal to 66 mol % SiO 2 ;

greater than or equal to 9 mol % to less than or equal to 18 mol % Al 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 15 mol % B 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 3 mol % P 2 O 5 ;

greater than or equal to 6 mol % to less than or equal to 16 mol % Li 2 O;

greater than or equal to 0 mol % to less than or equal to 15 mol % Na 2 O;

greater than or equal to 0 mol % to less than or equal to 5 mol % K 2 O;

greater than or equal to 0 mol % to less than or equal to 6 mol % MgO;

greater than 0 mol % to less than or equal to 6 mol % CaO;

greater than or equal to 0 mol % to less than or equal to 3 mol % ZnO;

greater than or equal to 0 mol % to less than or equal to 2 mol % TiO 2 ;

greater than 0 mol % to less than or equal to 2 mol % CeO 2 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Fe 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 0.5 mol % SnO 2 ;

greater than or equal to 0 mol % to less than or equal to 0.05 mol % SO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % WO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Nb 2 O 5 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Bi 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % MoO 3 ; and

greater than or equal to 0 mol % to less than or equal to 3 mol % La 2 O 3 ;

wherein TiO 2 +CeO 2 is greater than or equal to 0.2 mol % and less than or equal to 1.5 mol %; and wherein Li 2 O+Na 2 O is greater than or equal to 8 mol %;

wherein the colored glass article has a thickness greater than or equal to 250 μm and less than or equal to 6 mm,

wherein the colored glass article is an ion-exchanged colored glass article, wherein the colored glass article comprises a depth of compression greater than or equal to 30 μm, wherein the colored glass article has a surface compressive stress greater than or equal to 300 MPa, wherein the colored glass article has a maximum central tension greater than or equal to 40 MPa; and

wherein the colored glass article has a transmittance color coordinate in the CIELAB color space, as measured under F2 illumination and a 10° standard observer angle, of L* greater than or equal to 85 and less than or equal to 98, a* greater than or equal to −4.0 and less than or equal to 0, and b* greater than or equal to 0.1 and less than or equal to 12.0.

2. A consumer electronic device, comprising:

a housing comprising the colored glass article of claim 1 ,

wherein the housing has a front surface, a back surface, and side surfaces; and

electrical components provided at least partially within the housing, the electrical components including at least a controller, a memory, and a display, the display being provided at or adjacent the front surface of the housing.

3. A colored glass article, comprising:

a glass in mole percent on an oxide basis, comprising:

greater than or equal to 53 mol % to less than or equal to 66 mol % SiO 2 ;

greater than or equal to 9 mol % to less than or equal to 18 mol % Al 2 O 3 ;

greater than 0 mol % to less than or equal to 15 mol % B 2 O 3 ;

greater than or equal to 6 mol % to less than or equal to 16 mol % Li 2 O;

greater than 0 mol % to less than or equal to 15 mol % Na 2 O;

greater than or equal to 0 mol % to less than or equal to 5 mol % K 2 O;

greater than 0 mol % to less than or equal to 6 mol % MgO;

greater than 0 mol % to less than or equal to 6 mol % CaO;

greater than or equal to 0 mol % to less than or equal to 3 mol % ZnO;

greater than 0 mol % to less than or equal to 2 mol % TiO 2 ;

greater than 0 mol % to less than or equal to 2 mol % CeO 2 ;

greater than 0 mol % to less than or equal to 1 mol % Fe 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 0.5 mol % SnO 2 ;

greater than or equal to 0 mol % to less than or equal to 0.05 mol % SO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % WO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Nb 2 O 5 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Bi 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % MoO 3 ; and

greater than or equal to 0 mol % to less than or equal to 3 mol % La 2 O 3 ;

wherein TiO 2 +CeO 2 is greater than or equal to 0.2 mol % and less than or equal to 1.5 mol %; and wherein Li 2 O+Na 2 O is greater than or equal to 8 mol %;

wherein the colored glass article has a thickness greater than or equal to 250 μm and less than or equal to 6 mm,

wherein the colored glass article is an ion-exchanged colored glass article, wherein the colored glass article comprises a depth of compression greater than or equal to 30 μm, wherein the colored glass article has a surface compressive stress greater than or equal to 300 MPa, wherein the colored glass article has a maximum central tension greater than or equal to 40 MPa; and

wherein the colored glass article has a transmittance color coordinate in the CIELAB color space, as measured under F2 illumination and a 10° standard observer angle, of L* greater than or equal to 85 and less than or equal to 98, a* greater than or equal to −4.0 and less than or equal to 0, and b* greater than or equal to 0.1 and less than or equal to 12.0.

4. A consumer electronic device, comprising:

a housing comprising the colored glass article of claim 3 ,

wherein the housing has a front surface, a back surface, and side surfaces; and

electrical components provided at least partially within the housing, the electrical components including at least a controller, a memory, and a display, the display being provided at or adjacent the front surface of the housing.

5. The colored glass article of claim 1 , comprising greater than or equal to 6 mol % to less than or equal to 14 mol % Li 2 O.

6. The colored glass article of claim 1 , comprising greater than or equal to 0.4 mol % to less than or equal to 0.8 mol % CeO 2 .

7. The colored glass article of claim 1 , comprising greater than or equal to 0.6 mol % to less than or equal to 1.5 mol % TiO 2 .

8. The colored glass article of claim 1 , comprising greater than or equal to 0 mol % to less than or equal to 0.1 mol % Fe 2 O 3 .

9. The colored glass article of claim 1 , comprising greater than or equal to 0.1 mol % to less than or equal to 7 mol % Na 2 O.

10. The colored glass article of claim 1 , comprising greater than or equal to 0.5 mol % to less than or equal to 3 mol % Na 2 O.

11. The colored glass article of claim 1 , comprising greater than 0 mol % to less than or equal to 3 mol % K 2 O.

12. The colored glass article of claim 1 , comprising greater than 0 mol % to less than or equal to 0.5 mol % K 2 O.

13. The colored glass article of claim 1 , comprising wherein Li 2 O+Na 2 O is greater than or equal to 10 mol % to less than or equal to 19 mol %.

14. The colored glass article of claim 1 , comprising greater than 0 mol % to less than or equal to 4.5 mol % MgO.

15. The colored glass article of claim 1 , comprising greater than 0 mol % to less than or equal to 5 mol % CaO.

16. The colored glass article of claim 1 , comprising greater than 0.05 mol % to less than or equal to 2 mol % CeO 2 .

17. The colored glass article of claim 3 , comprising greater than or equal to 6 mol % to less than or equal to 14 mol % Li 2 O.

18. The colored glass article of claim 3 , comprising greater than or equal to 0.4 mol % to less than or equal to 0.8 mol % CeO 2 .

19. A colored glass article, comprising:

a glass in mole percent on an oxide basis, comprising:

greater than or equal to 53 mol % to less than or equal to 66 mol % SiO 2 ;

greater than or equal to 9 mol % to less than or equal to 18 mol % Al 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 15 mol % B 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 3 mol % P 2 O 5 ;

greater than or equal to 6 mol % to less than or equal to 16 mol % Li 2 O;

greater than or equal to 0 mol % to less than or equal to 15 mol % Na 2 O;

greater than or equal to 0 mol % to less than or equal to 5 mol % K 2 O;

greater than or equal to 0 mol % to less than or equal to 6 mol % MgO;

greater than 0 mol % to less than or equal to 6 mol % CaO;

greater than or equal to 0 mol % to less than or equal to 3 mol % ZnO;

greater than or equal to 0 mol % to less than or equal to 2 mol % TiO 2 ;

greater than or equal to 0 mol % to less than or equal to 2 mol % CeO 2 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Fe 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 0.5 mol % SnO 2 ;

greater than or equal to 0 mol % to less than or equal to 0.05 mol % SO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % WO 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Nb 2 O 5 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % Bi 2 O 3 ;

greater than or equal to 0 mol % to less than or equal to 1 mol % MoO 3 ; and

greater than or equal to 0 mol % to less than or equal to 3 mol % La 2 O 3 ;

wherein Li 2 O+Na 2 O is greater than or equal to 8 mol %;

wherein the colored glass article has a thickness greater than or equal to 250 μm and less than or equal to 6 mm,

wherein the colored glass article is an ion-exchanged colored glass article, wherein the colored glass article comprises a depth of compression greater than or equal to 30 μm, wherein the colored glass article has a surface compressive stress greater than or equal to 300 MPa, wherein the colored glass article has a maximum central tension greater than or equal to 40 MPa; and

wherein the colored glass article has a transmittance color coordinate in the CIELAB color space, as measured under F2 illumination and a 10° standard observer angle, of L* greater than or equal to 85 and less than or equal to 98.

20. The colored glass article of claim 19 , comprising greater than or equal to 6 mol % to less than or equal to 14 mol % Li 2 O.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 7, 2023
From: ADIB, KAVEH; GUO, XIAOJU; LOCKER, SEAN THOMAS RALPH; MA, LINA; WILES, NICOLE TAYLOR
To: CORNING INCORPORATED
Reel/Frame 063880/0774 →
Continuity (2)
Provisional Application 63347095 · May 31, 2022
Related Publication 20230382783A1 · Nov 30, 2023
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