Structured fixed abrasive articles including surface treated nano-ceria filler, and method for making and using the same
US8083820B2 · kind B2 · utility
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23References
20Claims
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Key dates
| Filing date | Jan 26, 2009 |
| Grant date | Dec 27, 2011 |
| Priority date | — |
| Expiry date | Apr 1, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K3/1436
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Structured fixed abrasive articles including a multiplicity of three-dimensional abrasive composites fixed to the abrasive article, the abrasive composites further including a multiplicity of ceria abrasive particles having a volume mean diameter from 100 to 500 nanometers (nm) in a matrix material, the matrix material further including a polymeric binder and a multiplicity of surface treated ceria filler particles having a volume mean diameter less than 100 nm. Also provided are methods of making and using structured fixed abrasive articles according to the disclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.