IP Library Granted Patent US 7,245,079
Granted Patent B2
US 7,245,079 · App. 10/852,682 · Granted Jul 17, 2007

Plasma display panel filters comprising multiple layers

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Quick Facts
Patent No.
US 7,245,079
App. No.
10/852,682
Granted
Jul 17, 2007
Kind
B2
Abstract

The present invention is in the field of plasma display panel filters, and more specifically the present invention is in the field of multiple layer plasma display panel filters comprising a PVB layer. Also included are methods of filtering plasma display panel radiation and plasma display panel devices utilizing plasma display panel filters of the present invention.

Claims (26)

1. A plasma display panel, comprising:

a layered plasma display panel filter, comprising:

a first layer comprising polyvinyl butyral or ethylene vinyl acetate;

a second layer disposed in contact with said first layer, wherein said second layer comprises a polymeric material;

a third layer disposed in contact with said first layer, wherein said third layer comprises glass;

a fourth layer disposed in contact with said second layer, wherein, said fourth layer comprises polyvinyl butyral or ethylene vinyl acetate; and,

a fifth layer disposed in contact with said fourth layer, wherein said fifth layer comprises a polymeric material.

2. The panel of claim 1 , wherein said second layer further comprises an electromagnetic shield.

3. The panel of claim 2 , wherein said electromagnetic shield comprises copper.

4. The panel of claim 2 , wherein said electromagnetic shield comprises copper, silver, palladium, platinum, or gold.

5. The panel of claim 2 , wherein either said first layer or said fourth layer comprise LaB 6 .

6. The panel of claim 2 , wherein both said first layer and said fourth layer comprise LaB 6 .

7. The panel of claim 2 , wherein said first layer, said fourth layer, or both, comprise a phthalocyanine dye, a dithiol metal complex dye, and LaB 6 .

8. The panel of claim 1 , wherein said fifth layer comprises an antireflective material.

9. The panel of claim 1 , wherein said first layer and said fourth layer comprise polyvinyl butyral, and said second layer and said fifth layer comprise polyethylene terephthalate.

10. The panel of claim 1 , wherein said first layer and said fourth layer comprise polyvinyl butyral.

11. The panel of claim 1 , wherein said first layer and said fourth layer comprise ethylene vinyl acetate.

12. The panel of claim 1 , wherein said second layer and said fifth layer comprise polyethylene terephthalate.

13. The panel of claim 1 , wherein either said first layer or said fourth layer comprise a dithiol metal complex dye.

14. The panel of claim 13 , wherein said dithiol metal complex dye is nickel complexed.

15. The panel of claim 1 , wherein both said first layer and said fourth layer comprise a dithiol metal complex dye.

16. The panel of claim 15 , wherein said dithiol metal complex dye is nickel complexed.

17. The panel of claim 1 , wherein either said first layer or said fourth layer comprise a phthalocyanine dye.

18. The panel of claim 17 , wherein said phthalocyanine dye is 0.01 to 0.20% on a weight/weight basis.

19. The panel of claim 1 , wherein both said first layer and said fourth layer comprise a phthalocyanine dye.

20. The panel of claim 19 , wherein said phthalocyanine dye is 0.01 to 0.20% on a weight/weight basis.

Assignments (7)
RELEASE OF SECURITY INTEREST Recorded Jul 17, 2012
From: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS COLLATERAL AGENT
To: SOLUTIA INC.; CPFILMS INC.; FLEXSYS AMERICA L.P.
Reel/Frame 028563/0241 →
SECURITY AGREEMENT Recorded May 17, 2010
From: SOLUTIA INC.; CP FILMS INC.; FLEXSYS AMERICA L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS COLLATERAL AGENT
Reel/Frame 024390/0281 →
RELEASE OF TERM LOAN SECURITY INTEREST IN PATENTS - REEL/FRAME 022610/0697 Recorded Mar 30, 2010
From: CITIBANK, N.A.
To: SOLUTIA INC.; CPFILMS INC.; FLEXSYS AMERICA L.P.
Reel/Frame 024151/0513 →
RELEASE OF ABL SECURITY INTEREST IN PATENTS - REEL/FRAME 022610/0495 Recorded Mar 30, 2010
From: CITIBANK, N.A.
To: SOLUTIA INC.; CPFILMS INC.; FLEXSYS AMERICA L.P.
Reel/Frame 024151/0469 →
ABL PATENT SECURITY AGREEMENT Recorded Apr 29, 2009
From: SOLUTIA INC.; CPFILMS INC.; FLEXSYS AMERICA L.P.
To: CITIBANK, N.A.
Reel/Frame 022610/0495 →
TERM LOAN PATENT SECURITY AGREEMENT Recorded Apr 29, 2009
From: SOLUTIA INC.; CPFILMS INC.; FLEXSYS AMERICA L.P.
To: CITIBANK, N.A.
Reel/Frame 022610/0697 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 26, 2004
From: D'HAENE, POL; GARRETT, PAUL
To: SOLUTIA INCORPORATED
Reel/Frame 015609/0881 →