| 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> |
