| 发明名称 |
ABRASIVE ARTICLE WITH SEAMLESS BACKING |
| 摘要 |
<p>Seamless backings (10) and seamless coated abrasive articles are provided. The seamless backings (10) and seamless coated abrasive articles have a backing binder (20) formed from a backing binder precursor comprising an aromatic polysiocyanate prepolymer, a polyol curative, an acrylated urethane, and at least one polymerization agent. Also provided is a method for preparing seamless backings (10) and seamless coated abrasive articles.</p> |
| 申请公布号 |
WO0015390(A1) |
申请公布日期 |
2000.03.23 |
| 申请号 |
WO1999US17493 |
申请日期 |
1999.08.02 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
LARSON, ERIC, G.;KEIPERT, STEVEN, J.;KIRK, ALAN, R. |
| 分类号 |
B24D3/00;B24D11/00;B24D11/02;B29C41/26;B29C41/30;B29K75/00;B29K105/08;B29L29/00;C08G18/67;C08J5/04;C08J5/14;C08J7/04;C08K7/02;C08L75/04;C09J175/16;(IPC1-7):B24D11/00 |
主分类号 |
B24D3/00 |
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