DECORATIVE SHEET AND DECORATIVE MATERIAL

To improve long-term weather resistance in a decorative sheet having a base material layer containing polyolefin.SOLUTION: A decorative sheet for an exterior material has a base material layer, a design layer, a transparent resin layer and a surface protective layer in this order, wherein the base m...

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Hauptverfasser:	NAKAMURA KATSUJI, KUMAGAI YUKI, MORIYAMA KOJI, KOMURASAKI MAYUKO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	To improve long-term weather resistance in a decorative sheet having a base material layer containing polyolefin.SOLUTION: A decorative sheet for an exterior material has a base material layer, a design layer, a transparent resin layer and a surface protective layer in this order, wherein the base material layer contains polyolefin, the transparent resin layer contains polyolefin, and the surface protective layer contains a curable resin, a first ultraviolet absorber having an absorption peak at a first wavelength, a second ultraviolet absorber having an absorption peak at a second wavelength longer than the first wavelength, and a third ultraviolet absorber having an absorption peak at a third wavelength longer than the second wavelength.SELECTED DRAWING: None 【課題】ポリオレフィンを含有する基材層を備える化粧シートにおける、長期的な耐候性を向上させる。【解決手段】基材層、意匠層、透明樹脂層及び表面保護層をこの順に備え、基材層は、ポリオレフィンを含有し、透明樹脂層は、ポリオレフィンを含有し、表面保護層は、硬化樹脂と、第１波長に吸収ピークを有する第１の紫外線吸収剤と、第１波長より長波長の第２波長に吸収ピークを有する第２の紫外線吸収剤と、第２波長より長波長の第３波長に吸収ピークを有する第３の紫外線吸収剤とを含有する、外装材用の化粧シート。【選択図】なし