There is provided a storage-stable and highly potent, particulate bleach composition for laundry use, comprising sodium percarbonate, optionally a bleach activator, and a bleach catalyst including a source of Mn and/or Fe ions and a ligand which is a macrocyclic organic compound of formula I:
[NR³ - (CR¹(R²)u)t]s (I)
wherein t is an integer from 2 to 3; s is an integer from 3 to 4, u is zero or one; and R¹, R² and R³ are each independently selected from H, alkyl and aryl, both optionally substituted.
本发明提供了一种贮存稳定、高效的洗衣用微粒漂白剂组合物,该组合物包括过
碳酸钠、漂白活化剂和漂白催化剂,其中漂白催化剂包括 Mn 和/或 Fe 离子源和
配体,
配体为式 I 的大环有机化合物:
[NR³ - (CR¹(R²)u)t]s (I)
其中 t 是 2 至 3 的整数;s 是 3 至 4 的整数;u 是 0 或 1;R¹、R² 和 R³ 各自独立地选自 H、烷基和芳基,两者均可选择性地被取代。