Anchor coating agent and laminate
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- TOYO INK MFG CO LTD
- Filing Date
- 2024-12-24
- Publication Date
- 2026-07-06
AI Technical Summary
【0009】 本開示の実施形態の一つによれば、高い密着性と高い耐水摩擦性を備えたアンカーコート層を形成可能なアンカーコート剤、及びそのアンカーコート層を備える積層体を提供することができる。
Smart Images
Figure 2026112276000001_ABST
Abstract
Claims
1. The material contains polyethyleneimine resin, resin (A), and solvent. The resin (A) is an anchor coating agent comprising at least one selected from the group consisting of urethane resins, ester resins, epoxy resins, vinyl resins, acrylic resins, and olefin resins.
2. The anchor coating agent according to claim 1, wherein the solvent comprises at least one selected from the group consisting of ester-based solvents and alcohol-based solvents.
3. The anchor coating agent according to claim 1 or 2, wherein the resin (A) contains a urethane-based resin, and the total amount of urethane bonds and urea bonds in the urethane-based resin is 0.5 to 5.0 mmol / g.
4. The anchor coating agent according to claim 1 or 2, wherein resin (A) comprises a resin having a polyether-derived structure.
5. The anchor coating agent according to claim 1 or 2, wherein the mass ratio of the solid content of the polyethyleneimine resin and resin (A) is 90:10 to 10:
90.
6. An anchor coating agent according to claim 1 or 2, for use with printing inks.
7. The SP value of resin (A) is 15-30 (J / cm²). ３ ) １／２ The anchor coating agent according to claim 1 or 2.
8. A laminate comprising a base material and an anchor coat layer, wherein the anchor coat layer is a layer obtained using the anchor coat agent described in claim 1 or 2.
9. A laminate comprising a substrate, an anchor coat layer, and a digital printing layer, wherein the anchor coat layer is a layer obtained using the anchor coat agent described in claim 1 or 2.