IP Library Granted Patent US 10,065,885
Granted Patent B2
US 10,065,885 · App. 15/392,393 · Granted Sep 4, 2018

Glass sheet for pigment printing, pigment-printed glass sheet, production method therefor, and image display device

Inventors: Junichiro Kase (Tokyo, JP); Kazutomo Mori (Tokyo, JP); Thomas Lambricht (Louvain-la-Neuve, BE)
Assignee: ASAHI GLASS COMPANY, LIMITED
C03C17/28B41M1/12B41M1/34C03C3/087C03C4/18C03C21/002C09D11/037C03C2204/00C03C2218/119G09F9/302
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Quick Facts
Patent No.
US 10,065,885
App. No.
15/392,393
Granted
Sep 4, 2018
Kind
B2
Abstract

A glass sheet for pigment printing contains, as represented by mass percentage on the basis of oxides, from 60% to 75% of SiO 2 , from 2% to 12% of Al 2 O 3 , from 2% to 11% of MgO, from 0% to 10% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 8% of K 2 O, and from 0% to 4% of ZrO 2 , or contains, from 60% to 75% of SiO 2 , from 1.5% to 12% of Al 2 O 3 , from 6% to 12% of MgO, from 0% to 4.5% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 8% of K 2 O, and from 0% to 4% of ZrO 2 .

Claims (14)

1. A glass sheet, comprising, as represented by mass percentage on the basis of oxides, from 60% to 75% of SiO 2 , from 2% to 9% of Al 2 O 3 , from 6% to 11% of MgO, from 0% to 4.5% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 2% of K 2 O, and from 0% to 4% of ZrO 2 .

2. The glass sheet according to claim 1 , having the content of Al 2 O 3 of from 3% to 9%.

3. A glass sheet, comprising, as represented by mass percentage on the basis of oxides, from 60% to 75% of SiO 2 , from 1.5% to 9% of Al 2 O 3 , from 6% to 12% of MgO, from 0% to 4.5% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 2% of K 2 O, and from 0% to 4% of ZrO 2 .

4. The glass sheet according to claim 3 , having a mass ratio (CaO/MgO) of the CaO to the MgO of from 0 to 0.67.

5. The glass sheet according to claim 1 , which has been subjected to a chemical strengthening treatment.

6. The glass sheet according to claim 1 , which has been formed by a float process.

7. A pigment-printed glass sheet, comprising a glass substrate comprising, as represented by mass percentage on the basis of oxides, from 60% to 75% of SiO 2 , from 2% to 9% of Al 2 O 3 , from 6% to 11% of MgO, from 0% to 4.5% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 2% of K 2 O, and from 0% to 4% of ZrO 2 , the glass substrate having a pigment being printed on at least one surface thereof.

8. A pigment-printed glass sheet according to claim 7 , comprising a glass substrate comprising, as represented by mass percentage on the basis of oxides, from 3% to 9% of Al 2 O 3 , the glass substrate having a pigment being printed on at least one surface thereof.

9. A pigment-printed glass sheet, comprising a glass substrate comprising, as represented by mass percentage on the basis of oxides, from 60% to 75% of SiO 2 , from 1.5% to 9% of Al 2 O 3 , from 6% to 12% of MgO, from 0% to 4.5% of CaO, from 0% to 3% of SrO, from 0% to 3% of BaO, from 10% to 18% of Na 2 O, from 0% to 2% of K 2 O, and from 0% to 4% of ZrO 2 , the glass substrate having a pigment being printed on at least one surface thereof.

10. The pigment-printed glass sheet according to claim 7 , wherein the glass substrate has been subjected to a chemical strengthening treatment.

11. A method for producing a pigment-printed glass sheet comprising:

preparing the glass sheet according to claim 1 ; and

printing a pigment on at least one surface of the glass sheet for pigment printing.

12. An image display device, comprising the pigment-printed glass sheet according to claim 7 .

Assignments (2)
CHANGE OF NAME Recorded Aug 7, 2018
From: ASAHI GLASS COMPANY, LIMITED
To: AGC INC.
Reel/Frame 046730/0786 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 28, 2016
From: KASE, JUNICHIRO; MORI, KAZUTOMO; LAMBRICHT, THOMAS
To: ASAHI GLASS COMPANY, LIMITED
Reel/Frame 040784/0775 →
Priority Claims (2)
JP 2014-140052 · Jul 7, 2014 · national
JP 2015-096288 · May 11, 2015 · national
Continuity (2)
Continuation PCTJP2015069211 · Jul 2, 2015
Related Publication 20170174565A1 · Jun 22, 2017