Composition for steel sheet surface coating and steel sheet surface-coated with same
US12054643B2 · kind B2 · utility
0Cited by
0References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 7, 2019 |
| Grant date | Aug 6, 2024 |
| Priority date | — |
| Expiry date | Oct 30, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y40/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided is a composition for steel sheet surface coating, the composition comprising colloidal silica, a silane, a monomer, an organic resin, an acidity adjuster, a long-term corrosion-resistance improver, and a solvent; and a steel sheet coated with the composition. The steel sheet has excellent acid resistance, and maintains thickness uniformity thereof even when exposed to an acid for an extended period of time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.