| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a composite powder having improved storage stability of alkali metal silicate, and to provide a zeolite compounding cleaner composition comprising the composite powder. <P>SOLUTION: The composite powder having an average particle size of 1 to 1,000μm consists of alkali metal silicate particles (A) having an average particle size of 1 to 200μm, of 25 to 90 mass%, and clay mineral particles (B) having an average particle size of 0.01 to 50μm, of 10 to 75 mass%. The zeolite compounding cleaner composition containing the composite powder is also provided. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
