Organic electroluminescence display package and method for packaging the same

1 . An organic electroluminescence display package, comprising:

an organic electroluminescence element comprising a transparent electrically-conductive substrate, an organic electroluminescence layer and a cathode;

a frame comprising a sealant layer and a transparent top cover; and

transparent liquid for preventing moisture and oxygen from permeating the package;

wherein the transparent electrically-conductive substrate, the organic electroluminescence layer and the cathode are stacked from bottom to top in that order, the transparent top cover is mounted on the transparent electrically-conductive substrate via the sealant layer to form an airtight cavity, and the transparent liquid is filled in the airtight cavity.

2 . The package of claim 1 , wherein the transparent electrically-conductive substrate comprises a transparent substrate and an electrically-conductive layer on the transparent substrate.

3 . The package of claim 2 , wherein the transparent substrate is made of glass or a thin film.

4 . The package of claim 3 , wherein the thin film is made of polyethylene terephthalate, polyethylene naphthalate, poly-trimethylene terephthalate, poly-butylene terephthalate, or poly-ethersulfone.

5 . The package of claim 1 , wherein the transparent liquid is poly-vinyl alcohol, polyethylene glycol, polyol, or acrylic resin.

6 . The package of claim 1 , wherein the sealant layer is made of an ultraviolet curing glue, a thermal curing glue, or a combination thereof.

7 . A packaging method for an organic electroluminescence display, comprising the following steps:

providing a transparent electrically-conductive substrate on which an organic electroluminescence layer and a cathode are stacked from bottom to top in that order;

coating a sealant layer at a periphery of the transparent electrically-conductive substrate, the transparent electrically-conductive substrate, the organic electroluminescence layer, the cathode and the sealant layer cooperatively forming a space;

filling transparent liquid into the space;

jointing the transparent electrically-conductive substrate with a transparent top cover in a vacuum room; and

curing and baking the sealant layer.

8 . The packaging method of claim 7 , wherein the transparent electrically-conductive substrate comprises a transparent substrate and an electrically-conductive layer on the transparent substrate.

9 . The packaging method of claim 8 , wherein the transparent substrate is made of glass or a thin film.

10 . The packaging method of claim 9 , wherein the thin film is made of polyethylene terephthalate, polyethylene naphthalate, poly-trimethylene terephthalate, poly-butylene terephthalate, or poly-ethersulfone.

11 . The packaging method of claim 7 , wherein the transparent liquid is poly-vinyl alcohol, polyethylene glycol, polyol, or acrylic resin.

12 . The packaging method of claim 7 , wherein the sealant layer is made of an ultraviolet curing glue, a thermal curing glue, or a combination thereof.

13 . An organic electroluminescence display package, comprising:

an organic electroluminescence element comprising a transparent electrically-conductive substrate, an organic electroluminescence layer and a cathode;

a frame comprising a sealant layer; and

cured acrylic resin for preventing moisture and oxygen from permeating the package;

wherein the transparent electrically-conductive substrate, the organic electroluminescence layer and the cathode are stacked from bottom to top in that order, the transparent electrically-conductive substrate and the sealant layer form an airtight cavity, and the cured acrylic resin is in the airtight cavity.

14 . The package of claim 13 , wherein the transparent electrically-conductive substrate comprises a transparent substrate and an electrically-conductive layer on the transparent substrate.

15 . The package of claim 14 , wherein the transparent substrate is made of glass or a thin film.

16 . The package of claim 15 , wherein the thin film is made of polyethylene terephthalate, polyethylene naphthalate, poly-trimethylene terephthalate, poly-butylene terephthalate, or poly-ethersulfone.

17 . The package of claim 13 , wherein the sealant layer is made of an ultraviolet curing glue, a thermal curing glue, or a combination thereof.

18 . The package of claim 13 , further comprising a transparent top cover, the transparent top cover being mounted on the transparent electrically-conductive substrate by the sealant layer.

19 . A packaging method for an organic electroluminescence display, comprising the following steps:

providing a transparent electrically-conductive substrate on which an organic electroluminescence layer and a cathode are stacked from bottom to top in that order;

coating a sealant layer at a periphery of the transparent electrically-conductive substrate, the transparent electrically-conductive substrate, the organic electroluminescence layer, the cathode and the sealant layer cooperatively forming a space;

filling transparent liquid into the space; and

curing and baking the sealant layer and the transparent liquid.

20 . The packaging method of claim 19 , wherein the transparent electrically-conductive substrate comprises a transparent substrate and an electrically-conductive layer on the transparent substrate.

21 . The packaging method of claim 20 , wherein the transparent substrate is made of glass or a thin film.

22 . The packaging method of claim 21 , wherein the thin film is made of polyethylene terephthalate, polyethylene naphthalate, poly-trimethylene terephthalate, poly-butylene terephthalate, or poly-ethersulfone.

23 . The packaging method of claim 19 , wherein the transparent liquid is acrylic resin.

24 . The package method of claim 19 , wherein the sealant layer is made of an ultraviolet curing glue, a thermal curing glue, or a combination thereof.

25 . The package of claim 1 , wherein the transparent liquid surrounds said organic electroluminescence layer and said cathode except an interface between the organic electroluminescence layer.