Patent ID: 8163442
Filing Date: 2012-04-24
Classification: H01M,Y02E,Y10T

Abstract:
1. A method for manufacturing a catalyst-coated membrane, the method comprising the steps of: (a) providing a mask including a masking film layer, a first adhesive layer, a protecting film layer, and a second adhesive layer, the first adhesive layer, the protecting film and the second adhesive layer being superimposed and sequentially laminated on the masking film layer and having patterns in which portions corresponding to the portions of an electrolyte membrane to be coated with catalyst are removed; (b) attaching the mask to one surface or both surfaces of the electrolyte membrane so that the second adhesive layer of the mask is located on the electrolyte membrane; (c) coating catalyst ink on the electrolyte membrane through the patterns of the mask so as to form a catalyst layer; and (d) removing the masking film layer and the first adhesive layer, wherein the protecting film layer has a thickness of 10 to 150 micrometers.