Adhesive material

JP1800305SActive Publication Date: 2025-06-04KYOWA LTD
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Patent Information

Application Number
JP2024023233D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2024-11-08
Publication Date
2025-06-04
Estimated Expiration
2049-11-08

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Abstract

This article is an adhesive material used, for example, for protecting the skin. As shown in [Reference enlarged cross-sectional view A-A showing the names of each part], this adhesive material is composed of a printed protection layer, a micro-adhesive layer, a base material layer, an adhesive layer, and a release paper. One surface of the base material layer is attached to the release paper via the adhesive layer. One surface of the printed protection layer is attached to the base material layer via the micro-adhesive layer. The printed protection layer, the micro-adhesive layer, the base material layer, the adhesive layer, and the release paper each have a small-diameter arc portion of a small-diameter circular arc type and a large-diameter arc portion of a large-diameter circular arc type, sandwiching their constricted portions. The base material layer, the adhesive layer, and the release paper are each divided into two by providing a slit in their constricted portions. The printed protection layer and the micro-adhesive layer are each divided into two by providing a wavy cut in their large-diameter arc portions when viewed from the front. The large-diameter arc portions of the printed protection layer and the micro-adhesive layer each have a diameter of about two wavelengths of the cut. As shown in [Front view], patterns are respectively attached to the portion along the cut of the large-diameter arc portion and the small-diameter arc portion of the printed protection layer, and these patterns are each colored. The user of this article, as shown in [Reference enlarged cross-sectional view 1 showing the use state], grips the entire small-diameter arc portion and peels it off from the large-diameter arc portion of the release paper, and after sticking the large-diameter arc portion of the exposed adhesive layer to an adherend such as the skin, as shown in [Reference enlarged cross-sectional view 2 showing the use state], the divided printed protection layer and micro-adhesive layer are each peeled off by pushing up their cut sides, so that the large-diameter arc portions of the base material layer and the adhesive layer remain on the adherend.
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