发明名称 |
ABRASIVE ARTICLE WITH PRECONDITIONING AND PERSISTENT INDICATORS |
摘要 |
An abrasive article with a backing having a first major surface and a second major surface opposed to the first major surface. A three-dimensional abrasive layer attached to the first major surface, the three-dimensional abrasive layer comprising a plurality of shaped abrasive composites spaced apart by a plurality of land areas between the shaped abrasive composites, each of the shaped abrasive composites comprising a top surface and a sidewall, and the plurality of shaped abrasive composites and the plurality of land areas both formed from abrasive particles dispersed within an organic binder. A preconditioning indicator located on the top surface of at least some of the plurality of shaped abrasive composites and a persistent indicator located on at least some of the plurality of land areas. |
申请公布号 |
WO2011016941(A2) |
申请公布日期 |
2011.02.10 |
申请号 |
WO2010US41275 |
申请日期 |
2010.07.08 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MCARDLE, JAMES, L.;HAWKINS, ANN, M.;QUADE, WILLIAM, C.;KUBIK, MARTIN |
分类号 |
B24D13/14;B24B37/04;B24D3/28;B24D3/34 |
主分类号 |
B24D13/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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