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|1. (WO2017149890) PROTECTIVE FILM-FORMING COMPOSITE SHEET|
|Title:||PROTECTIVE FILM-FORMING COMPOSITE SHEET|
This protective film-forming composite sheet is provided with a support sheet, is provided with a protective film-forming film on one surface of the support sheet, and is provided with a coating layer on the surface of the support sheet opposite of where the protective film-forming film is provided, wherein the surface roughness Ra of the surface of the coating layer opposite of the side contacting the support sheet is less than the surface roughness Ra of the surface of the support sheet on the side where the coating layer is provided.