SHAPED ABRASIVE PARTICLES WITH A SLOPING SIDEWALL
    2.
    发明申请
    SHAPED ABRASIVE PARTICLES WITH A SLOPING SIDEWALL 有权
    形状的抛光颗粒与倾斜的小屋

    公开(公告)号:US20100151196A1

    公开(公告)日:2010-06-17

    申请号:US12337075

    申请日:2008-12-17

    Abstract: Abrasive particles comprising shaped abrasive particles each having a sloping sidewall, each of the shaped abrasive particles comprising alpha alumina and having a first face and a second face separated by a thickness, t. The shaped abrasive particles further comprising either: a draft angle α between the second face and the sloping sidewall, and the draft angle α is between about 95 degrees to about 130 degrees, or the sloping sidewall having a radius, R, between the first face and the second face and the radius, R, is between about 0.5 to about 2 times the thickness, t.

    Abstract translation: 研磨颗粒包括各自具有倾斜侧壁的成形磨料颗粒,每个成形磨料颗粒包含α氧化铝,并具有第一面和第二面以及厚度t分开。 成形磨料颗粒还包括:第二面和倾斜侧壁之间的拔模角α和拔模角α在约95度至约130度之间,或者在第一面之间具有半径R的倾斜侧壁 并且第二面和半径R为厚度t的约0.5至约2倍。

    METHOD OF MAKING ABRASIVE SHARDS, SHAPED ABRASIVE PARTICLES WITH AN OPENING, OR DISH-SHAPED ABRASIVE PARTICLES
    3.
    发明申请
    METHOD OF MAKING ABRASIVE SHARDS, SHAPED ABRASIVE PARTICLES WITH AN OPENING, OR DISH-SHAPED ABRASIVE PARTICLES 有权
    磨料磨料的方法,具有开孔或形状的磨料颗粒的成型磨料颗粒

    公开(公告)号:US20090165394A1

    公开(公告)日:2009-07-02

    申请号:US12337001

    申请日:2008-12-17

    CPC classification number: B24D3/00 B01J2/22 C09K3/1409

    Abstract: By controlling the process parameters and by using a polymeric production tooling having a plurality of mold cavities, different types of shaped abrasive particles selected from the group consisting of abrasive shards, dish-shaped abrasive particles, and shaped abrasive particles with an opening can be produced from the exact same mold. In one embodiment, the mold comprised a plurality of equilateral triangles and fractured precursor abrasive particles, dish-shaped precursor abrasive particles, or precursor shaped abrasive particles with an opening were produced from the same mold.

    Abstract translation: 通过控制工艺参数和通过使用具有多个模具腔的聚合物生产模具,可以生产选自磨料碎片,碟形磨料颗粒和具有开口的成形磨料颗粒组成的组中的不同类型的成形磨料颗粒 从完全相同的模具。 在一个实施例中,模具包括多个等边三角形和断裂的前体磨料颗粒,碟形前体磨料颗粒或具有开口的前体成形磨料颗粒由同一模具制成。

    Structured abrasive with parabolic sides
    4.
    发明授权
    Structured abrasive with parabolic sides 有权
    具有抛物面的结构磨料

    公开(公告)号:US07267700B2

    公开(公告)日:2007-09-11

    申请号:US10668736

    申请日:2003-09-23

    CPC classification number: B24D3/28 B24D11/005 B24D18/0009

    Abstract: An abrasive article and methods of making and using the same are disclosed. The abrasive article includes a plurality of features on a backing. The features have a base and a body. The body is defined by sidewalls having parabolic sections. In some embodiments, the sidewalls are defined by a series of inner-connected lines segments approximating a parabolic section.

    Abstract translation: 公开了一种磨料制品及其制造和使用方法。 研磨制品包括背衬上的多个特征。 功能有一个基地和一个身体。 身体由具有抛物线部分的侧壁限定。 在一些实施例中,侧壁由近似抛物面部分的一系列内连接线段限定。

    Abrasive article and method of making such article
    5.
    发明授权
    Abrasive article and method of making such article 失效
    磨料制品及其制作方法

    公开(公告)号:US6080215A

    公开(公告)日:2000-06-27

    申请号:US11361

    申请日:1998-02-04

    CPC classification number: B24D3/28 B24D11/04

    Abstract: A method for making an abrasive article having at least two abrasive coatings having different abrasive natures. The abrasive natures can differ, for example, by abrasive particle size, abrasive particle type, abrasive particle shape, filler, surfactant, or coupling agent. In another embodiment, the abrasive article can be a structured abrasive article comprising abrasive composites. In another aspect of the invention, the article can have a coating having a single abrasive nature, where the composites comprising the coating are free of abrasive particles.

    Abstract translation: PCT No.PCT / US96 / 13100 Sec。 371日期:1998年2月4日 102(e)1998年2月4日PCT 1996年8月12日PCT PCT。 出版物WO97 / 0692800 日期1997年2月27日一种用于制造具有至少两种具有不同磨蚀性质的磨料涂层的磨料制品的方法。 研磨性质可以不同,例如,通过研磨颗粒尺寸,磨料颗粒类型,磨料颗粒形状,填料,表面活性剂或偶联剂。 在另一个实施方案中,磨料制品可以是包含磨料复合材料的结构化磨料制品。 在本发明的另一方面,制品可以具有单一研磨性质的涂层,其中包含涂层的复合材料不含磨料颗粒。

    Method of making abrasive shards, shaped abrasive particles with an opening, or dish-shaped abrasive particles
    8.
    发明授权
    Method of making abrasive shards, shaped abrasive particles with an opening, or dish-shaped abrasive particles 有权
    制造磨料碎片的方法,具有开口的成形磨料颗粒或碟形磨料颗粒

    公开(公告)号:US08123828B2

    公开(公告)日:2012-02-28

    申请号:US12337001

    申请日:2008-12-17

    CPC classification number: B24D3/00 B01J2/22 C09K3/1409

    Abstract: By controlling the process parameters and by using a polymeric production tooling having a plurality of mold cavities, different types of shaped abrasive particles selected from the group consisting of abrasive shards, dish-shaped abrasive particles, and shaped abrasive particles with an opening can be produced from the exact same mold. In one embodiment, the mold comprised a plurality of equilateral triangles and fractured precursor abrasive particles, dish-shaped precursor abrasive particles, or precursor shaped abrasive particles with an opening were produced from the same mold.

    Abstract translation: 通过控制工艺参数和通过使用具有多个模具腔的聚合物生产模具,可以生产选自磨料碎片,碟形磨料颗粒和具有开口的成形磨料颗粒组成的组中的不同类型的成形磨料颗粒 从完全相同的模具。 在一个实施例中,模具包括多个等边三角形和断裂的前体磨料颗粒,碟形前体磨料颗粒或具有开口的前体成形磨料颗粒由同一模具制成。

    SHAPED, FRACTURED ABRASIVE PARTICLE, ABRASIVE ARTICLE USING SAME AND METHOD OF MAKING
    9.
    发明申请
    SHAPED, FRACTURED ABRASIVE PARTICLE, ABRASIVE ARTICLE USING SAME AND METHOD OF MAKING 审中-公开
    形状,破碎的磨料颗粒,使用它的磨料制品和制造方法

    公开(公告)号:US20110314746A1

    公开(公告)日:2011-12-29

    申请号:US13227924

    申请日:2011-09-08

    Abstract: Precursor alpha alumina abrasive particles in a mold are subjected to a drying process that cracks or fractures at least a majority of the precursor abrasive particles into at least two pieces thereby producing abrasive shards having a smaller size than the mold cavity from which they were made. The smaller abrasive shards, once formed, could be reassembled like jigsaw puzzle pieces to reproduce the original cavity shape of the mold from which they were made. The cracking or fracturing of the precursor abrasive particles is believed to occur by ensuring that the surface tension of the abrasive dispersion to the walls of the mold is greater than the internal attractive forces of the abrasive dispersion as the abrasive dispersion is dried within the mold cavity.

    Abstract translation: 将模具中的前体α氧化铝磨料颗粒进行干燥处理,使至少大部分前体研磨剂颗粒破裂或破裂成至少两个,从而产生具有比其制造的模具腔更小的尺寸的磨料碎片。 一旦形成的较小的磨料碎片可以像拼图拼图一样重新组装,以再现其制造的模具的原始腔体形状。 认为前体研磨剂颗粒的破裂或断裂是通过确保研磨分散体在模具腔内干燥的情况下,研磨分散体对模具壁的表面张力大于磨料分散体的内吸力而发生的 。

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