Film of tapes
Why write on the tape?
If you look at the tape surface with a microscope, you can see a myriad of small holes. Because titanium oxide which is responsible for concealment is a metal oxide, it does not suck ink as it is. As with the correction solution, when the base film is coated with a modified film and dried, the action of the resin, the active agent, and the solvent is made to finish the structure with a fine hole.