COATED SODIUM PERCARBONATE WHICH IS STABLE AND EXCELLENT IN SOLUBILITY, AND MANUFACTURING METHOD THEREOF

PROBLEM TO BE SOLVED: To provide coated sodium percarbonate which can be stably blended with a detergent containing zeolite and promptly dissolves when dissolved in water. SOLUTION: The manufacturing method of coated sodium percarbonate comprises as follows. A sodium percarbonate particle having foa...

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1. Verfasser: TAKEDA YOSHIE
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide coated sodium percarbonate which can be stably blended with a detergent containing zeolite and promptly dissolves when dissolved in water. SOLUTION: The manufacturing method of coated sodium percarbonate comprises as follows. A sodium percarbonate particle having foaming property is coated with a coating agent containing boric acid and/or borate, or a coating agent containing an alkali metal salt of an aromatic hydrocarbon sulfonic acid. In addition, the foaming treatment is performed by heat-treating at 100-150°C after coating a sodium percarbonate particle with the coating agent. COPYRIGHT: (C)2011,JPO&INPIT