Powder coating material, method for producing powder coating material, and coated article
US10738198B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2018 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | Nov 5, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/0812
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
To provide a powder coating material excellent in blocking resistance and capable of forming a coating film excellent in color tone and weather resistance in which the occurrence of color unevenness is suppressed, a method for its production, and a coated article having a coating film formed from the powder coating material. The powder coating material comprises a resin powder, a luster pigment and a binder, wherein the resin powder contains a fluororesin and a non-fluororesin, the binder contains a surfactant having a melting point of at least 25° C., and the luster pigment is bonded to the particle surfaces of the resin powder via the binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.