Stretchable display panel, display apparatus, and method of fabricating stretchable display panel

A stretchable display panel, comprising:

• a plurality of encapsulated islands;
• and
• a plurality of bridges connecting the plurality of encapsulated islands;
• wherein a respective one of the plurality of bridges connects two adjacent encapsulated islands of the plurality of encapsulated islands along an extension direction from a first one of the two adjacent encapsulated islands to a second one of the two adjacent encapsulated islands;
• the respective one of the plurality of bridges comprises a plurality of first parts and a plurality of second parts alternately arranged;
• a respective one of the plurality of first parts extends along the extension direction;
• a respective one of the plurality of second parts extends along the extension direction;
• wherein the stretchable display panel comprises an insulating layer;
• the insulating layer comprises a plurality of insulating blocks respectively in the plurality of first parts;
• and
• the insulating layer is at least partially absent in the respective one of the plurality of second parts;
• wherein the insulating layer is a part of a barrier layer extending from the plurality of encapsulated islands into the respective one of the plurality of bridges.

A method of fabricating a stretchable display panel, comprising:

• forming a plurality of encapsulated islands;
• and
• forming a plurality of bridges connecting the plurality of encapsulated islands;
• wherein a respective one of the plurality of bridges is formed to connect two adjacent encapsulated islands of the plurality of encapsulated islands along an extension direction from a first one of the two adjacent encapsulated islands to a second one of the two adjacent encapsulated islands;
• forming the respective one of the plurality of bridges comprises forming a plurality of first parts and a plurality of second parts alternately arranged;
• a respective one of the plurality of first parts is formed to extend along the extension direction;
• a respective one of the plurality of second parts is formed to extend along the extension direction;
• wherein forming the stretchable display panel comprises forming an insulating layer;
• forming the insulating layer comprises forming a plurality of insulating blocks respectively in the plurality of first parts;
• and
• the insulating layer is at least partially absent in the respective one of the plurality of second parts;
• wherein the method further comprises:
• forming a flexible base substrate on a support substrate;
• forming an insulating material layer on a side of the flexible base substrate away from the support substrate;
• forming a conductive material layer on a side of the insulating material layer away from the flexible base substrate;
• patterning the conductive material layer to form a plurality of signal lines in a region corresponding to the plurality of bridges, wherein a portion of the conductive material layer is removed in a region corresponding to a plurality of gaps respectively between adjacent bridges of the plurality of bridges;
• removing the insulating material layer in the region corresponding to the plurality of gaps;
• and
• patterning the insulating material layer to form the plurality of insulating blocks respectively in the plurality of first parts.