DECORATIVE SHEET

• Main Author: MURATA DAISUKE
• Format: Patent
• Language: English; Japanese
• Published: 24.09.2021
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

To provide a decorative sheet which achieves weather resistance, concealing properties and bleed-out resistance.SOLUTION: In a decorative sheet 10, a base material layer contains an inorganic pigment and a polyolefin resin, the base material layer contains a triazine-based ultraviolet absorber, the triazine-based ultraviolet absorber contains a first hydroxyphenyltriazine-based ultraviolet absorber (UVA-A) having a structure represented by general formula (1) and a second hydroxyphenyltriazine-based ultraviolet absorber (UVA-B) having a structure represented by general formula (2), contents thereof are within a range of 10/90 to 90/10 in mass ratio (UVA-A/UVA-B) of the UVA-A to the UVA-B, and average absorbance in a wavelength range of 450 nm or more and 800 nm or less is within a range of 1.0 or more and 2.0 or less.SELECTED DRAWING: Figure 1 【課題】耐候性、隠蔽性、耐ブリードアウト性を両立した化粧シートを提供する。【解決手段】化粧シート１０は、無機顔料とポリオレフィン樹脂を含む基材層であって、基材層がトリアジン系紫外線吸収剤を含み、トリアジン系紫外線吸収剤が一般式（１）で表される構造を有する第１のヒドロキシフェニルトリアジン系紫外線吸収剤（ＵＶＡ−Ａ）及び一般式（２）で表される構造を有する第２のヒドロキシフェニルトリアジン系紫外線吸収剤（ＵＶＡ−Ｂ）を含有し、それぞれの含有量が、ＵＶＡ−ＡとＵＶＡ−Ｂの質量比（ＵＶＡ−Ａ／ＵＶＡ−Ｂ）において１０／９０〜９０／１０の範囲内であり、４５０ｎｍ以上８００ｎｍ以下の波長範囲内における平均吸光度が１．０以上２．０以下の範囲内である。【選択図】図１