Adhesive tape

摘要

A manufacturing method of adhesive tape, comprising steps of: preparing a raw material of a biaxially drawn film or sheet; applying a release agent on a back surface of the film; applying an adhesive agent on a front surface of the film; subjecting the raw material to uniaxial drawing under heated conditions without deteriorating releasing and adhesive performance of the raw material to produce a base material of an adhesive tape having high-strength and low-elongation. The obtained adhesive tape has long and narrow bubbles elongated in the uniaxial drawing direction thereon.