On April 1, 2020, Semitech Materials (CEO Yang Moon-il) was certified as a utility model by the Korean Intellectual Property Office for RELEASE FILM FOR PCB BOARD PRESS PROCESS WITH PROTECT TAPE.
The present invention relates to a release film for PCB board press process, more specifically, to a release film for PCB board press process with temporarily adhesive protective tape  to prevent the damage of the board surfacedue to contamination of the surface of synthetic resins film layers such as PET and PP used in the manufacturing process of PCB board press process.
The purpose is to improve percent defective and productivity of the pressing process by additionally configuring a protect tape for preventing foreign substances adhesion to the synthetic resin film layer of the release film for PCB board press process