SURFACE DECORATED STRUCTURE WITH SILVER MIRROR FILM LAYER

To provide a surface decorated structure having a silver mirror film layer having good glossiness and good in corrosion resistance, and a formation method therefor.SOLUTION: In a surface decorated structure 10 having a base coating film 12, a silver mirror film layer 13 and a top coating film 14 for...

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Main Authors ARIMOTO HIROYUKI, OE MAI, NISHIMURA YASUSHI, YASUDA KAZUMI, YAMAUCHI WATARU, NAGAI AKIO
Format Patent
LanguageEnglish
Japanese
Published 28.02.2019
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Summary:To provide a surface decorated structure having a silver mirror film layer having good glossiness and good in corrosion resistance, and a formation method therefor.SOLUTION: In a surface decorated structure 10 having a base coating film 12, a silver mirror film layer 13 and a top coating film 14 formed on a surface of a substrate 11, the silver mirror film layer 13 forms a film at a state that silver particles with nanometer size is not burned, and individual silver particles with nanometer size are accumulated. The base coating film 12 and the top coating film 14 preferably contain same resin component, and at least one of the base coating film 12 and the top coating film 14 may contain a prescribed ultraviolet absorber, photostabilizer and a rust preventive agent, and further the silver mirror film layer 13 may contain the rust preventive agent.SELECTED DRAWING: Figure 1 【課題】良好な光沢を有し、しかも耐食性が良好な銀鏡膜層を備えた表面装飾構造及びその形成方法を提供すること【解決手段】基体11の表面に下塗り塗膜12、銀鏡膜層13及び上塗り塗膜14が形成された表面装飾構造10において、銀鏡膜層13は、ナノメーターサイズの銀粒子が焼結されておらず、個々のナノメーターサイズの銀粒子が堆積した状態で膜を形成している。下塗り塗膜12及び上塗り塗膜14は同一の樹脂成分を含むことが好ましく、下塗り塗膜12及び上塗り塗膜14の少なくとも一方には所定の紫外線吸収剤及び光安定剤、防錆剤が含有されていてもよく、さらには銀鏡膜層13にも防錆剤が含有されていてもよい。【選択図】図1
Bibliography:Application Number: JP20180173157