发明名称 |
ABRASIVE ARTICLE, METHOD OF MAKING SAME, AND ABRADING APPARATUS |
摘要 |
An abrasive sheet article is disclosed, including a substrate having first and second major surfaces, a coated abrasive on the first major surface, and a plurality of hooking stems on the second major surface. The coated abrasive may comprise a plurality of precisely shaped composites comprising a plurality of abrasive grains dispersed in a binder. The hooking stems are adapted to hook engaging structures on an opposed surface to releasably affix the abrasive sheet member to the surface. A method for making such abrasive articles is also disclosed, including several illustrative variations of the inventive method. Also disclosed is a back-up pad for supporting such an abrasive article during abrading. The back-up pad includes a support portion, such as a polymeric backing, and an engaging portion, such as a loop material, for engaging hooking stems projecting from the abrasive article. |
申请公布号 |
WO9519242(A1) |
申请公布日期 |
1995.07.20 |
申请号 |
WO1995US00521 |
申请日期 |
1995.01.13 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
BARRY, JOHN, L.;BELL, DONALD, R.;CHESLEY, JASON, A.;MELBYE, WILLIAM, L.;RUDE, HAROLD, E. |
分类号 |
A44B18/00;B24D9/08;B24D11/00;B29C43/22;B29C55/06;B29C59/02;(IPC1-7):B24D9/08 |
主分类号 |
A44B18/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|