Adhesive tape cartridge, adhesive tape roll, and manufacturing method of adhesive tape roll
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United States of America Patent
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Nov 5, 2019
Grant Date -
Apr 5, 2018
app pub date -
Sep 29, 2017
filing date -
Sep 30, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
An adhesive tape cartridge including a housing and an adhesive tape roll is provided. The adhesive tape roll is disposed in the housing and winds an adhesive tape. The adhesive tape includes a first adhesive layer, a second adhesive layer, and a separation material layer. The first adhesive layer comprises an adhesive with a first pigment added. The second adhesive layer is disposed on one side of the first adhesive layer in a thickness direction and comprises an adhesive with a second pigment added. The separation material layer is disposed on the one side of the second adhesive layer in the thickness direction. A volume ratio of the second pigment in the second adhesive layer is smaller than a volume ratio of the first pigment in the first adhesive layer.
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