发明名称 AN ABRASIVE ARTICLE FOR HAND-HELD, OR SIMILAR, USE AND PREPARATION THEREOF
摘要 <p>An abrasive article comprises an abrasive part (1) having a first surface and an opposing second surface, and a backing (2) suitable for hand-held use or for attachment to the pad of a machine that provides a similar action, wherein the backing (2) is formed of injection-moulded polymeric material, the first surface of the abrasive part being fixed directly to the backing by the polymeric material and the second surface defining a working surface of the abrasive article. A method of making the abrasive article comprises: providing the abrasive part (1); injecting molten polymeric material in contact with the first surface thereof; and allowing the polymeric material to cool while remaining in contact with the first surface to form the backing.</p>
申请公布号 WO2007097970(A1) 申请公布日期 2007.08.30
申请号 WO2007US03925 申请日期 2007.02.15
申请人 3M INNOVATIVE PROPERTIES COMPANY;LE NORMAND, JEAN 发明人 LE NORMAND, JEAN
分类号 B24D11/00;B24D3/00 主分类号 B24D11/00
代理机构 代理人
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