Patent ID: 8206639
Filing Date: 2012-06-26
Classification: B29C,B82Y,C08G,C08L,G03F,Y10T

Abstract:
1. A nanoimprint lithography method comprising: providing a master stamp with a first nanopattern formed by a plurality of projecting portions and gaps and a substrate; forming a first sacrifice layer, a second sacrifice layer and a nanoimprint resist on the substrate, wherein the nanoimprint resist comprises a hyperbranched polyurethane oligomer (HP), a perfluoropolyether (PFPE), a methylmethacrylate (MMA), a diluent solvent and a photo initiator; pressing the first nanopattern into the nanoimprint resist, and forming a second nanopattern in the nanoimprint resist; and transferring the second nanopattern to the substrate.