Powder coating material, coated article, and method for producing coated article
US10590281B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 2017 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Oct 6, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05D2601/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a powder coating material capable of forming a film excellent in metallic hue, concealing property and weather resistance. The powder coating material comprises the following fluororesin (A), the following resin (B) and the following pigment (C) as constituents thereof, wherein the content of the pigment (C) is from 0.7 to 23 mass %; Fluororesin (A): a fluororesin having a fluorine content of at least 10 mass %; Resin (B): a resin having a SP value larger than that of the fluororesin (A), and the difference between the SP value thereof and the SP value of the fluororesin (A) is at least 0.4 (J/cm3)1/2; Pigment (C): a pigment which is a metallic pigment covered with a covering material, and the SP value of the covering material exceeds the SP value of the fluororesin (A) and less than the SP value of the resin (B).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.