Display substrate, display panel, and display apparatus

Abstract

The present application discloses a display panel including a first substrate and a second substrate facing the first substrate. The first substrate includes a first base substrate and a first micro-structure layer on the first base substrate, the first micro-structure layer having a first corrugated surface on a side distal to the first base substrate, the first micro-structure layer in a peripheral area of the first substrate and enclosing a display area of the first substrate.

1 . A display panel, comprising:
 a first substrate; and   a second substrate facing the first substrate;   wherein the first substrate comprises:   a first base substrate; and   a first micro-structure layer on the first base substrate, the first micro-structure layer having a first corrugated surface on a side distal to the first base substrate, the first micro-structure layer in a peripheral area of the first substrate and enclosing a display area of the first substrate.   
     
     
         2 . The display panel of  claim 1 , further comprising:
 a sealant layer on a side of the first micro-structure layer distal to the first base substrate for sealing the first substrate and the second substrate together to form a cell.   
     
     
         3 . The display panel of  claim 2 , further comprising a desiccant material layer on a side of the first micro-structure layer distal to the first base substrate;
 wherein the desiccant material layer is in the peripheral area of the first substrate and in an area enclosed by the sealant layer.   
     
     
         4 . The display panel of  claim 1 , wherein the display panel is an organic light emitting diode display panel;
 the first substrate further comprising:   an organic light emitting layer on the first base substrate; and   an encapsulating layer on a side of the organic light emitting layer distal to the first base substrate.   
     
     
         5 . The display panel of  claim 1 , wherein the first substrate further comprising a quantum dots layer on a side of the encapsulating layer distal to the organic light emitting layer. 
     
     
         6 . The display panel of  claim 1 , wherein the second substrate comprises:
 a second base substrate; and   a second micro-structure layer on the second base substrate, the second micro-structure layer having a second corrugated surface on a side distal to the second base substrate, the second micro-structure layer in a peripheral area of the second substrate and enclosing a display area of the second substrate.   
     
     
         7 . The display panel of  claim 6 , further comprising a sealant layer between the first micro-structure layer and the second micro-structure layer for sealing the first substrate and the second substrate together to form a cell. 
     
     
         8 . The display panel of  claim 1 , wherein the first micro-structure layer comprises an array of a plurality of micro-structures. 
     
     
         9 . The display panel of  claim 8 , wherein distances between the plurality of micro-structures are substantially the same. 
     
     
         10 . The display panel of  claim 8 , wherein distances between the plurality of micro-structures are in a range of approximately 0.1 mm to approximately 1 mm. 
     
     
         11 . The display panel of  claim 10 , wherein the distances between the plurality of micro-structures are approximately 0.5 mm. 
     
     
         12 . The display panel of  claim 8 , wherein each of the plurality of micro-structures has a curved cross-section. 
     
     
         13 . The display panel of  claim 8 , wherein each of the plurality of micro-structures has a cross-section of a substantially semi-circular shape. 
     
     
         14 . The display panel of  claim 13 , wherein the plurality of micro-structures have a substantially the same radius. 
     
     
         15 . The display panel of  claim 8 , wherein the plurality of micro-structures are a plurality of convex portions. 
     
     
         16 . The display panel of  claim 8 , wherein the plurality of micro-structures are a plurality of concaved portions. 
     
     
         17 . A display apparatus, comprising a display panel of  claim 1 . 
     
     
         18 . A display substrate, comprising:
 a base substrate; and   a micro-structure layer on the base substrate in a peripheral area of the display substrate, the micro-structure layer having a corrugated surface on a side distal to the base substrate, the micro-structure layer enclosing a display area of the display substrate.   
     
     
         19 . The display substrate of  claim 18 , wherein the micro-structure layer comprises a plurality of convex portions. 
     
     
         20 . The display substrate of  claim 18 , wherein the micro-structure layer comprises a plurality of concaved portions.