Display panel

Abstract

A display panel including a first substrate, a second substrate, a display medium layer and a sealant is provided. The second substrate is assembled with the first substrate. The display medium layer is disposed between the first substrate and the second substrate. The sealant is disposed between the first substrate and the second substrate, surrounds the display medium layer and includes a continuous one-piece pattern, wherein the continuous one-piece pattern includes a first segment and a second segment, and a difference between a width of the first segment and a width of the second segment is greater than or equal to a third of the width of the second segment.

1 . A display panel comprising:
 a first substrate;   a second substrate assembled with the first substrate;   a display medium layer disposed between the first substrate and the second substrate; and   a sealant disposed between the first substrate and the second substrate, surrounding the display medium layer and comprising a continuous one-piece pattern, wherein the continuous one-piece pattern comprises a first segment and a second segment, and a difference between a width of the first segment and a width of the second segment is greater than or equal to a third of the width of the second segment.   
     
     
         2 . The display panel according to  claim 1 , wherein the sealant has an inner edge in contact with the display medium layer and an outer edge opposite to the inner edge, and the outer edge forms a recess indented towards the inner edge at the first segment. 
     
     
         3 . The display panel according to  claim 2 , further comprising a conductor disposed between the sealant and an edge of the first substrate, spaced apart from the sealant, and spanning a gap between the first substrate and the second substrate, wherein the conductor is located at least partially in the recess. 
     
     
         4 . The display panel according to  claim 2 , wherein a shape of the sealant has a plurality of corners and the recess is disposed between two of the corners. 
     
     
         5 . The display panel according to  claim 2 , wherein a shape of the sealant has a plurality of corners, and the recess is disposed at one of the corners. 
     
     
         6 . The display panel according to  claim 1 , wherein the sealant has an inner edge in contact with the display medium layer and an outer edge opposite to the inner edge, and the inner edge at the first segment is not conformal to the outer edge at the first segment. 
     
     
         7 . The display panel according to  claim 6 , wherein the outer edge at the first segment forms a chamfer. 
     
     
         8 . The display panel according to  claim 6 , wherein the inner edge at the first segment forms a sharp angle. 
     
     
         9 . The display panel according to  claim 1 , further comprising a hydrophobic surface facing the display medium layer and disposed on the at least one of the first substrate and the second substrate. 
     
     
         10 . The display panel according to  claim 9 , further comprising a sealant-contacting surface disposed on the at least one of the first substrate and the second substrate, wherein the sealant extends within the sealant-contacting surface, and the hydrophobic surface comprises an inner portion and an outer portion sandwiching the sealant-contacting surface. 
     
     
         11 . A display panel comprising:
 a first substrate;   a second substrate assembled with the first substrate;   a display medium layer disposed between the first substrate and the second substrate;   a hydrophobic surface disposed on at least one of the first substrate and the second substrate, facing the display medium layer;   a sealant-contacting surface disposed on the at least one of the first substrate and the second substrate, and being less hydrophobic than the hydrophobic surface, wherein the hydrophobic surface comprises an inner portion and an outer portion sandwiching the sealant-contacting surface; and   a sealant disposed between the first substrate and the second substrate, and extending within the sealant-contacting surface.   
     
     
         12 . The display panel according to  claim 11 , further comprising an alignment layer disposed on the at least one of the first substrate and the second substrate and surrounded by the sealant. 
     
     
         13 . The display panel according to  claim 12 , wherein the alignment is spaced from the sealant by a gap, and the inner portion of the hydrophobic surface extends between the alignment layer and the sealant. 
     
     
         14 . The display panel according to  claim 13 , wherein the alignment layer is made of an organic alignment material. 
     
     
         15 . The display panel according to  claim 12 , wherein the alignment layer extends to be in contact with the sealant, and the alignment layer is subjected to a hydrophobic treatment to form the inner portion of the hydrophobic surface. 
     
     
         16 . The display panel according to  claim 15 , wherein the alignment layer is made of an inorganic alignment material. 
     
     
         17 . The display panel according to  claim 15 , wherein the alignment layer further extends to overlap the sealant. 
     
     
         18 . The display panel according to  claim 17 , further comprises an inorganic layer disposed between the sealant and the alignment layer, wherein a surface of the inorganic layer forms the sealant-contacting surface. 
     
     
         19 . The display panel according to  claim 17 , wherein the alignment layer further extends to a region between an edge of the at least one of the first substrate and the second substrate and the sealant, and a surface of the alignment layer between the edge and the sealant forms the outer portion of the hydrophobic surface. 
     
     
         20 . The display panel according to  claim 11 , further comprising an inorganic layer disposed on the at least one of the first substrate and the second substrate, wherein a first portion of the inorganic layer overlaps the sealant and a second portion of the inorganic layer extends inward beyond an inner edge of the sealant, the first portion of the inorganic layer is less hydrophobic than the second portion of the inorganic layer, the first portion of the inorganic layer forms the sealant-contacting surface and the second portion of the inorganic layer forms the inner portion of the hydrophobic surface.