Binder for abrasive articles, abrasive articles including the same and method of making same
US6682574B2 · kind B2 · utility
7Cited by
21References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 2002 |
| Grant date | Jan 27, 2004 |
| Priority date | — |
| Expiry date | Sep 12, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24D11/001
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A binder for abrasive products, coated abrasive articles and a method of making the same comprising a urea formaldehyde resin precursor cured in the presence of a sole catalyst which consists essentially of at least one salt of an acid with a diamine of the formula H2N—R—NH2 wherein R is an alkylene group of 3 to 10 carbon atoms, and the acid is selected from the group consisting of hydrochloric, citric, nitric, sulphuric, acetic, phosphoric and combinations thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.