Abstract: A non-substrate adhesive tape with different adhesive properties on both sides and a manufacturing method of the non-substrate adhesive tape are disclosed. The adhesive tape includes heterogeneous first and second adhesive layers that have different properties from each other and are laminated by using a non-substrate primer coating layer. The adhesive tape includes a primer coating layer interposed between a first adhesive layer and a second adhesive layer, and the first adhesive layer is a silicone adhesive layer.