Metal surface treatment
US12018176B2 · kind B2 · utility
0Cited by
5References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Jun 25, 2024 |
| Priority date | — |
| Expiry date | Apr 10, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2800/10
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The instant invention concerns the use of at least one polymer P obtained by radical copolymerization of a mixture of (i) acrylic acid; (ii) methacrylic acid; and (iii) at least one 2-hydroxyethyl methacrylate phosphate for treating a metallic surface intended to be coated by a paint, a varnish or an adhesive. The invention also concerns methods of coatings making use of this polymer P, compositions comprising the polymer P and useful for these methods, and the obtained coated materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.