大量的室外試驗(yàn)結(jié)果表明:FUCHEM乙烯基酯樹脂具有良好的耐候特性,但在一些工程應(yīng)用中,在樹脂中或表面涂層中可以加入0.2-0.5%的UV吸收劑。(several years’ experiments show a good weatherability with FUCEHM VER, yet in some outdoors engineering application, 0.2-0.5% UV absorber is added to resin or top coating.)