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    • 8. 发明授权
    • Storable bleach mixture having improved dissolving power
    • 具有改善的溶解力的可储存的漂白剂混合物
    • US4938889A
    • 1990-07-03
    • US323180
    • 1989-03-15
    • Heinz-Manfred WilsbergRolf PuchtaJochen Jacobs
    • Heinz-Manfred WilsbergRolf PuchtaJochen Jacobs
    • C11D7/60C11D3/39
    • C11D3/3902
    • A granular, storable bleach mixture suitable for addition to a detergent composition or to a wash liquor comprising a mixture of (a) from 5 to 35% by weight sodium perborate, preferably as monohydrate, (b) from 5 to 30% by weight tetra-acetyl ethylene-diamine and (c) from 90 to 50% by weight of a carrier material. The latter comprises a salt optionally containing water of crystallization or urea or mixtures thereof with anhydrous sodium sulfate, wherein the salt containing water of crystallization should not undergo any phase transformation between 1.degree. C. and 45.degree. C. In addition, the mixture may contain up to 15% of detergent constituents, such as surfactant and sequestering agent. The average particle size of the individual component is from 0.1 to 0.6 mm, less than 1% by weight being larger than 1.6 mm in size.
    • 一种适于添加到洗涤剂组合物或洗涤液体的颗粒状可储存的漂白剂混合物,其包含(a)5-35重量%过硼酸钠,优选一水合物,(b)5-30重量%四 乙酰基二胺和(c)90〜50重量%的载体材料。 后者包括任选含有结晶水或脲的盐或其与无水硫酸钠的混合物的盐,其中含有结晶水的盐不应在1℃至45℃之间经历任何相变。此外,该混合物可含有 多达15%的洗涤剂成分,如表面活性剂和螯合剂。 单个成分的平均粒径为0.1〜0.6mm,小于1重量%,大于1.6mm。