Patent ID: 9437832
Filing Date: 2016-09-06
CPC Classification: B32B,H01L,Y02E,Y02P

Claim Text:
1. A light-emitting device comprising: a first substrate having flexibility; a second substrate having flexibility; an element layer between the first substrate and the second substrate; an insulating layer between the first substrate and the element layer; a first bonding layer between the first substrate and the insulating layer; a second bonding layer between the second substrate and the element layer, wherein the element layer comprises a light-emitting element, wherein the first bonding layer comprises a first portion whose hardness is higher than Shore D of 70, wherein the second bonding layer comprises a second portion whose hardness is higher than Shore D of 70, wherein the first substrate comprises a third portion whose coefficient of expansion is less than 58 ppm/° C., and wherein the second substrate comprises a fourth portion whose coefficient of expansion is less than 58 ppm/° C.