| 摘要 |
The purpose of the present invention is to provide an additive for a solvent-based coating material which has high coating material product stability when added to a solvent-based coating material and whereby the resulting coating film has excellent abrasion resistance. Specifically, the present invention provides a silica composition containing silica coated with a cationic surfactant represented by a specific structure, and also provides a solvent-based coating material composition comprising the silica composition. |
