| 摘要 |
PROBLEM TO BE SOLVED: To provide a powder sodium silicate granulated product excellent in preservation stability with time and handleability. SOLUTION: This powder sodium silicate granulated product has a coat of silicate gel, and the rate C(%) of carbon atom number on the surface of the powder sodium silicate granulated product satisfies formula: -2.9x+20≥C≥3, wherein x is the particle diameter (mm) of the powder sodium silicate granulated product. COPYRIGHT: (C)2011,JPO&INPIT |
