Patent ID: 9601694
Date: 2017-03-21
CPC Classifications: H01L,Y02E,Y02P

Claim:
1. A donor substrate for a laser transfer comprising: a base layer; a primer layer disposed on the base layer; a light-to-heat conversion layer disposed on the primer layer; and an intermediate layer disposed on the light-to-heat conversion layer, wherein the light-to-heat conversion layer comprises a light-to-heat conversion material and thermosetting resin, and wherein the light-to-heat conversion material comprises graphene, and wherein the thermosetting resin comprises a polyurethane having a glass transition temperature between 10 to 50° C.; wherein the light-to-heat conversion material is in a range of about 25 wt % to about 40 wt % based on a total weight of the light-to-heat conversion layer.