SINOCURE® PSS-DAA Et 是一种耐黄变、长波长阳离子光增感剂，专为 UV-LED 光固化体系开发。低黄变, long‑wavelength 阳离子光增感剂 specifically developed for UV-LED curing systems. It efficiently sensitizes 阳离子光引发剂, enabling high curing speed while significantly reducing yellowing of the cured film. It is particularly suitable for transparent or light‑colored UV curable systems where optical performance and yellowing resistance are critical.
SINOCURE® PSS-DAA Et
(低黄变 Long-Wavelength 阳离子光增感剂)
化学名称： 9,10-二乙酰氧基-2-乙基蒽；9,10-蒽二醇-2-乙基-9,10-二乙酸酯
CAS No: 70419-43-1
MF: C20H18O4
MW: 322.35
分子结构:
SINOCURE® PSS-DAA Et 是一种耐黄变、长波长阳离子光增感剂，专为 UV-LED 光固化体系开发。低黄变, long‑wavelength 阳离子光增感剂 specifically developed for UV-LED curing systems. It efficiently sensitizes 阳离子光引发剂, enabling high curing speed while significantly reducing yellowing of the cured film. It is particularly suitable for transparent or light‑colored UV curable systems where optical performance and yellowing resistance are critical.
外观 | Off white to pale yellow 粉末 |
纯度 (HPLC) | ≥ 99.0% |
水分 | ≤ 0.5% |
Long-wavelength absorption – Characteristic absorption peaks at 354 nm, 372 nm, and 392 nm, ideal for mainstream UV‑LED light sources.
Extremely low yellowing – Cured 涂料 exhibit a very low yellowing index and excellent long-term 耐候性, perfect for high‑透明度 and light-colored formulations.
Good compatibility – Miscible with various 环氧树脂, 氧杂环丁烷树脂, and 阳离子光引发剂； excellent solubility in common 活性稀释剂.
High 热稳定性 – Stable under processing temperatures； good storage stability.
No migration risk – Suitable for demanding applications such as food contact materials and electronic encapsulation.
UV-LED curable 阳离子涂料, 油墨, and 胶粘剂
Transparent and light-colored UV systems requiring low yellowing
Electronics encapsulation, optical 涂料, and food packaging 涂料
0.3 – 2.0% based on total formulation weight. The optimal dosage should be determined by formulation, light source power, and film thickness.
1kg, 10kg、20kg 纸塑复合袋/纸箱
Store in a cool, dry, well‑ventilated area away from light and heat. Recommended storage temperature: 15 – 25°C.
Keep container tightly sealed. The product is moisture‑sensitive； flush with inert gas after opening.
Avoid contact with strong acids, strong bases, and oxidizing agents.
保质期：12 个月。 in original unopened packaging under recommended storage 测试条件s.
为水基/溶剂基体系提供配方优化支持
全面涵盖 REACH、FDA 和 GB 标准
准时交货率达99.8%，年产能1万吨保证
