发明名称 |
ABRASIVE ARTICLE WITH SOLID CORE AND METHODS OF MAKING THE SAME |
摘要 |
Abrasive articles and method of making said articles are provided. The articles include an integral resilient member having a first and a second opposed major surface where the member includes a centrally disposed core that is substantially free of abrasive particles and a peripheral annulus that includes a plurality of abrasive zones that comprise abrasive particles. The particles protrude through at least one major surface of the integral member. |
申请公布号 |
US2011073094(A1) |
申请公布日期 |
2011.03.31 |
申请号 |
US20090567937 |
申请日期 |
2009.09.28 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
TSELESIN NAUM N.;GOERS BRIAN D. |
分类号 |
B28D1/04;B24D5/00;B24D9/00;B24D11/00 |
主分类号 |
B28D1/04 |
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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