B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
B24D 3/28 (2006.01) B24B 13/01 (2006.01) B24B 13/015 (2006.01) B24D 11/00 (2006.01)
Patent
CA 2281921
An abrasive article is provided which comprises a backing; and at least one three-dimensional abrasive coating comprising diamond particles dispersed within a binder bonded to a surface of the backing, the binder comprising a cured binder precursor including a urethane acrylate oligomer. The abrasive article is capable of rapid glass stock removal coupled with reducing the surface finish as indicated by reduced Ra values using an RPP test procedure.
L'invention concerne un article abrasif comprenant un support ainsi qu'au moins un revêtement abrasif tridimensionnel comprenant des particules de diamant dispersées dans un liant lié sur une surface du support, le liant comprenant un précurseur de liant durci contenant un oligomère d'uréthanne acrylate. L'article abrasif est capable d'enlever rapidement du verre tout en réduisant le travail de fini de surface tel que l'indiquent les valeurs Ra (de hauteur de rugosité moyenne) réduites au moyen d'un procédure de test RPP.
Christianson Todd J.
Nguyen David D.
Visser Robert G.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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