Abrasive coated substrate and method for manufacturing thereof
US10259720B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2015 |
| Grant date | Apr 16, 2019 |
| Priority date | — |
| Expiry date | Feb 2, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/2227
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A coated substrate is described including a substrate material, which is coated at least in part with an oxidation-resistant coating, wherein the coating consists of a wear-resistant abrasive coating layer, which contains or consists of coated abrasive particles embedded in an oxidation-resistant matrix material, wherein at least some of the abrasive particles consist of α-Al2O3 and the abrasive particles are coated with a first particle coating layer disposed on the abrasive particles and an optional second particle coating layer disposed on the first particle coating layer, wherein the matrix material contains or consists of the compound MCrAlY, wherein M is at least one element selected from the group consisting of Ni, Co and Fe. A method for manufacturing such a coated substrate is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.