SINOMER® BPEFDA (Bisphenol Fluorene Ethoxylate Diacrylate, CAS 161182-73-6) 是一款 difunctional 丙烯酸酯单体 containing a rigid fluorene backbone及flexible ethoxy chains. 具有 exceptionally 高 refractive index (>1.600), 高硬度,及卓越的 chemical resistance. The 单体是 supplied 作为 a blend 具有 OPPEA (≤50%) to optimize handling及reactivity. SINOMER® BPEFDA 是专为 UV‑curable 体系 where 高 clarity及high refractive index are required, such 作为 optical films, advanced 涂料, 油墨,及adhesives.