Marc R Lamoureux

US Patent:

20150336240, Nov 26, 2015

Filed:

Aug 6, 2015

Appl. No.:

14/819670

Inventors:

- Worcester MA, US
- Conflans-Sainte-Honorine, FR
Rachana Upadhyay - Shrewsbury MA, US
Lenny C. Sales - Carol Stream IL, US
Marc A. Lamoureux - Leicester MA, US
Matthew F. Jacob - Jefferson MA, US
Cong Wang - Evanston IL, US

International Classification:

B24D 3/06

Abstract:

An abrasive article comprising: a first body comprising a first bond material having abrasive particles contained within the first bond material, wherein the first body comprising the first bond material comprises a ratio of V/Vof at least about 1.3; a second body comprising a second bond material having abrasive particles contained within the second bond material, wherein the second body comprising the second bond material comprises a ratio of V/Vof less than about 1.3, and wherein Vis a volume percent of abrasive particles within a total volume of the first or second body respectively and Vis a volume percent of the first or second bond material within the total volume of the first or second body respectively.

US Patent:

20140187125, Jul 3, 2014

Filed:

Dec 30, 2013

Appl. No.:

14/143306

Inventors:

- Conflans-Sainte-Honorine, FR
- Worcester MA, US
Rachana Upadhyay - Shrewsbury MA, US
Lenny C. Sales - Carol Stream IL, US
Marc A. Lamoureux - Leicester MA, US
Matthew F. Jacob - Jefferson MA, US
Cong Wang - Evanston IL, US

Assignee:

Saint-Gobain Abrasifs - Conflans-Sainte-Honorine
Saint-Gobain Abrasives, Inc. - Worcester MA

International Classification:

B24D 3/06
B24B 1/00

US Classification:

451 28, 51309

Abstract:

An abrasive article comprising: a first body comprising a first bond material having abrasive particles contained within the first bond material, wherein the first body comprising the first bond material comprises a ratio of V/Vof at least about 1.3; a second body comprising a second bond material having abrasive particles contained within the second bond material, wherein the second body comprising the second bond material comprises a ratio of V/Vof less than about 1.3, and wherein Vis a volume percent of abrasive particles within a total volume of the first or second body respectively and Vis a volume percent of the first or second bond material within the total volume of the first or second body respectively.