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    • 3. 发明申请
    • METHOD AND APPARATUS FOR MANUFACTURING ABRASIVE ARTICLES
    • 制造磨料制品的方法和装置
    • WO1997042003A1
    • 1997-11-13
    • PCT/US1996006276
    • 1996-05-03
    • MINNESOTA MINING AND MANUFACTURING COMPANYBEARDSLEY, Kris, A.LISE, Jonathan, M.NICCUM, Brent, D.SANDERS, Rufus, C., Jr.
    • MINNESOTA MINING AND MANUFACTURING COMPANY
    • B24D03/28
    • B24D13/147B24D3/28
    • A method for making a nonwoven abrasive article. A preferred aspect of the method comprises the steps of: a) providing a nonwoven web having a first side and a second side, the web comprising a plurality of fibers; b) frothing a liquid make coat precursor; c) applying the frothed make coat precursor to at least the first side of the web in such a manner so as to achieve a substantially uniform coating of the make coat precursor along the fibers of the web; d) spraying a plurality of fine abrasive particles onto the first side of the web, wherein the particles are sprayed so as to form a cloud of abrasive particles that deposit onto the fibers of the web in a substantially uniform distribution; and e) curing the make coat precursor to thereby form a hardened make coat which adheres the abrasive particles to the web and wherein the abrasive particles substantially protrude from the outer surface of the hardened make coat.
    • 一种制造无纺布磨料制品的方法。 该方法的优选方案包括以下步骤:a)提供具有第一侧和第二侧的非织造纤维网,所述纤维网包含多根纤维; b)起泡液体涂层前体; c)以这样的方式将发泡的制作涂层前体施加到幅材的至少第一侧,以便沿着幅材的纤维实现构图涂层前体的基本上均匀的涂层; d)将多个细磨料颗粒喷涂到幅材的第一侧上,其中喷射颗粒以形成以大致均匀分布沉积在纤维网的纤维上的磨料颗粒云; 以及e)固化所述成膜涂层前体,从而形成硬化的底涂层,所述硬化的涂层将所述磨料颗粒粘附到所述网状物上,并且其中所述磨料颗粒基本上从所述硬化的涂层的外表面突出。