| 摘要 |
A thermosetting powder coating composition having improved optical and weathering properties, such as gloss, orange peel, and Distinctness of Image (DOI), while maintaining other physical properties such as flexibility, durability, solvent and corrosive resistance, is described. The composition comprises a reactable mixture of a carboxylic acid group-containing polyester, a monocarboxylic acid group-containing material and beta-hydroxyalkylamide curing agent and / or an epoxy functional crosslinking curing agent. |
