Method for manufacturing foamed adhesive sheets and articles
JP2026102803APending Publication Date: 2026-06-23DAI NIPPON PRINTING CO LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- DAI NIPPON PRINTING CO LTD
- Filing Date
- 2026-03-18
- Publication Date
- 2026-06-23
AI Technical Summary
Benefits of technology
【0013】 本開示における発泡性接着シートは、貼り付け性および挿入性に優れるという効果を奏する。
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure 2026102803000001_ABST
Abstract
To provide a foamed adhesive sheet with excellent adhesion and insertability. [Solution] A foaming adhesive sheet is provided, having a first adhesive layer, a substrate, and a second adhesive layer in that order, wherein the first adhesive layer and the second adhesive layer contain a curable adhesive, at least one of the first adhesive layer and the second adhesive layer further contains a foaming agent, the tack of the first adhesive layer is 0 gf or more and less than 10 gf, the tack of the second adhesive layer is 10 gf or more and 500 gf or less, and the loop stiffness is 50 mN / 10 mm or more.
Need to check novelty before this filing date? Find Prior Art
Claims
[Claim 1] A foamed adhesive sheet having a first adhesive layer, a substrate, and a second adhesive layer in this order, The first adhesive layer and the second adhesive layer contain a curable adhesive, At least one of the first adhesive layer and the second adhesive layer further contains a foaming agent, The tack of the first adhesive layer is 0 gf or more and less than 10 gf. The tack of the second adhesive layer is 10 gf or more and 500 gf or less. A foamed adhesive sheet having a loop stiffness of 50 mN / 10 mm or more.