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SUMITMOTO CHEMICAL COMPANY, LIMITED
Tokyo, JP
| SUMITMOTO CHEMICAL COMPANY, LIMITED Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090305878 | ZIRCONIUM OXALATE SOL - A sol of the present invention is a sol comprising zirconium oxalate compound as a dispersoid, wherein a mol ratio of oxalic acid to Zr (oxalic acid/Zr) is from 1.2 to 3 and a particle diameter D50 of the dispersoid is from 10 to 100 nm. This sol is produced by adding oxalic acid to a dispersion liquid of zirconium hydroxide, and the addition of oxalic acid is carried out in twice. | 12-10-2009 |