Active energy ray-curable undercoat composition for FRP

The purpose of the present invention is to provide an undercoat composition that can be cured by active energy rays even if almost no xylene is used as a solvent. The present invention provides an active energy ray-curable undercoat composition for FRP for carrying out metal deposition, said composi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MANO, HIROTSUGU, ARAKI, TAKAHIRO, MIZUGUCHI, JUNKO, OKUDA, HIDEAKI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The purpose of the present invention is to provide an undercoat composition that can be cured by active energy rays even if almost no xylene is used as a solvent. The present invention provides an active energy ray-curable undercoat composition for FRP for carrying out metal deposition, said composition containing a polyfunctional (meth)acrylate (A) and an oil-modified alkyd resin (B), wherein: the polyfunctional (meth)acrylate (A) has two or more (meth)acryloyl groups per molecule, and is contained in an amount of 55-85 parts by mass relative to a total amount of 100 parts by mass of the polyfunctional (meth)acrylate (A) and the oil-modified alkyd resin (B); the oil-modified alkyd resin (B) is contained in an amount of 15-45 parts by mass relative to a total amount of 100 parts by mass of the polyfunctional (meth)acrylate (A) and the oil-modified alkyd resin (B); and the oil-modified alkyd resin (B) has an oil length of 35-50%, an acid value of 0.01-10 mg KOH/g, a hydroxyl value of 80-130 mg KOH/g, and a wei