Adhesive Tape Cartridge, Adhesive Tape Roll, and Manufacturing Method of Adhesive Tape Roll

An adhesive tape roll that winds an adhesive tape,

• said adhesive tape comprising:
• a film layer;
• a first adhesive layer that comprises an adhesive with a first pigment is added and is disposed on one side of said film layer in a thickness direction;
• a second adhesive layer that comprises an adhesive with a second pigment is added and is disposed on said one side of said first adhesive layer in the thickness direction;
• and
• a separation material layer that is disposed on said one side of said second adhesive layer in the thickness direction;
• a volume ratio of said second pigment in said second adhesive layer being smaller than a volume ratio of said first pigment in said first adhesive layer.

A method of manufacturing an adhesive tape roll, comprising:

• applying an adhesive that a first pigment is added, and forming a first adhesive layer;
• applying an adhesive that a second pigment is added at a volume ratio smaller than a volume ratio of said first pigment in said first adhesive layer, to said one side of said first adhesive layer in the thickness direction, and forming a second adhesive layer;
• bonding a separation material layer to said one side of said second adhesive layer in the thickness direction;
• and
• winding an adhesive tape including said first adhesive layer, said second adhesive layer, and said separation material layer, and forming said adhesive tape roll.