Cutting tool with multilayer, wear-resistant coating
US6436519B2 · kind B2 · utility
31Cited by
9References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 22, 2000 |
| Grant date | Aug 20, 2002 |
| Priority date | — |
| Expiry date | Dec 22, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
For coating a cutting tool with an aluminum oxide layer, a bonding layer has been provided that is preferably formed by aluminum titanate and has a flake-like crystal structure. This bonding layer improves the adherence of an aluminum oxide layer, in particular to underlying titanium nitride, titanium carbide, or titanium carbonitride layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.