CURABLE COMPOSITION
    31.
    发明申请
    CURABLE COMPOSITION 有权
    可固化组合物

    公开(公告)号:US20140132892A1

    公开(公告)日:2014-05-15

    申请号:US14161563

    申请日:2014-01-22

    Applicant: LG Chem, Ltd.

    Abstract: A curable composition and use thereof are provided. The composition can be useful in exhibiting excellent processability and workability, and providing a cured product which exhibits superior light extraction efficiency, crack resistance, hardness, thermal shock resistance, and adhesive properties, has superior reliability under severe conditions for a long period of time and prevents opacity and stickiness onto a surface thereof when cured. Also, the curable composition capable of preventing precipitation of an additive such as a fluorescent material or a photoconversion material and being formed into a cured product having excellent transparency even when the additive is added to the curable composition can be provided.

    Abstract translation: 提供了可固化组合物及其用途。 该组合物可用于显示出优异的加工性和加工性,并且提供显示出优异的光提取效率,抗裂纹性,硬度,耐热冲击性和粘合性能的固化产物,在长时间的苛刻条件下具有优异的可靠性, 在固化时防止其表面上的不透明度和粘性。 另外,可以提供能够防止添加剂如荧光材料或光转化材料沉淀的固化性组合物,并且即使在添加剂添加到固化性组合物中时也可以形成为透明性良好的固化物。

    VISCOELASTIC SILICON RUBBER COMPOSITIONS
    32.
    发明申请
    VISCOELASTIC SILICON RUBBER COMPOSITIONS 有权
    粘弹性硅橡胶组合物

    公开(公告)号:US20120329896A1

    公开(公告)日:2012-12-27

    申请号:US13583397

    申请日:2011-03-09

    Abstract: This invention relates to viscoelastic silicone rubber compositions that are the products of the reaction of: (a) a silanol-terminated polyorganosiloxane base; (b) a boron-containing crosslinking agent; and (c) a siloxane bond-forming crosslinking agent. In a viscoelastic silicone rubber composition of the invention some of the crosslinks, the siloxane crosslinks, are permanent and others of the crosslinks, the boron-containing crosslinks, are temporary. Because a fraction of its crosslinks can come apart and then reform, a viscoelastic silicone rubber composition of the invention can relax stress in response to strain and thus adapt to new shapes. The composition has sufficient permanent crosslinks, however, to establish a permanent equilibrium shape to which the composition will eventually return when not subject to any imposed stress. A viscoelastic silicone rubber composition has sufficient temporary crosslinks to give the composition a stiffness that is greater on short timescales than it is on longer timescales.

    Abstract translation: 本发明涉及粘弹性硅橡胶组合物,其是以下反应产物:(a)硅烷醇封端的聚有机硅氧烷基; (b)含硼交联剂; 和(c)形成硅氧烷键的交联剂。 在本发明的粘弹性硅橡胶组合物中,一些交联,硅氧烷交联是永久性的,其它交联,含硼交联是暂时的。 由于其交联部分的分数可以分开然后改性,本发明的粘弹性硅橡胶组合物可以缓和应变的应力,从而适应新的形状。 然而,组合物具有足够的永久性交联,以建立永久平衡形状,组合物将在不受任何施加的应力的情况下最终返回。 粘弹性硅橡胶组合物具有足够的临时交联,以使组合物在短的时间尺度上比在较长的时间尺度上更大的刚度。

    Crosslinkable Fluorine-Containing Elastomer Composition and Molded Article Made of Said Composition
    33.
    发明申请
    Crosslinkable Fluorine-Containing Elastomer Composition and Molded Article Made of Said Composition 有权
    可交联的含氟弹性体组合物和由所述组合物制成的模制品

    公开(公告)号:US20120289641A1

    公开(公告)日:2012-11-15

    申请号:US13142836

    申请日:2009-12-24

    CPC classification number: C08K3/14 C08K2201/002 C08L27/12

    Abstract: There are provided a crosslinkable elastomer composition which assures a small change in weight in both of There are provided a crosslinkable elastomer composition which assures a small change in weight in both of O2 plasma treatment and O2/CF4 plasma treatment and is capable of significantly inhibiting generation of foreign matters (particles) in these treatments, and a molded article made of the composition. The crosslinkable fluorine-containing elastomer composition comprises a crosslinkable fluorine-containing elastomer, silicon carbide particles having a bulk density of not more than 0.15 g/cm3, and further a crosslinking agent as case demands, and the molded article is obtained by crosslinking the composition.

    Abstract translation: 提供了一种确保两者重量变化小的可交联弹性体组合物。提供了一种交联性弹性体组合物,其确保了O 2等离子体处理和O 2 / CF 4等离子体处理中的重量变化小,并且能够显着抑制发生 的这些处理中的异物(颗粒)和由该组合物制成的模制品。 可交联的含氟弹性体组合物包含可交联的含氟弹性体,体积密度不大于0.15g / cm 3的碳化硅颗粒,以及如需要的交联剂,并且通过交联组合物获得模制品 。

    Precipitated silica used as reinforcing filler for elastomers
    35.
    发明申请
    Precipitated silica used as reinforcing filler for elastomers 审中-公开
    沉淀二氧化硅用作弹性体的增强填料

    公开(公告)号:US20030118500A1

    公开(公告)日:2003-06-26

    申请号:US10233722

    申请日:2002-09-03

    Abstract: The invention relates to a novel process for the preparation of precipitated silica which can be used as a reinforcing filler for elastomers. The invention also relates to novel precipitated silicas in the form of powder, granules or, preferably, substantially spherical beads, these silicas being characterized in that they have a BET specific surface of between 185 and 250 m2/g,a CTAB specific surface of between 180 and 240 m2/g,and a pore distribution such that the pore volume V2 made up of the pores with a diameter of between 175 and 275 null represents less than 50% of the pore volume V1 made up of the pores with diameters of less than or equal to 400 null, a pore volume (Vd1), made up of the pores with a diameter of less than 1 nullm, of greater than 1.65 cm3/g, a fineness value (F.V.) of between 70 and 100 null, and a content of fines (nullf), after deagglomerability with ultrasound, of at least 50%.

    Abstract translation: 本发明涉及可用作弹性体增强填料的沉淀二氧化硅的制备方法。 本发明还涉及粉末,颗粒或优选基本上为球形珠形式的新型沉淀二氧化硅,其特征在于它们的BET比表面积为185-250m2 / g,CTAB比表面积介于 180和240m 2 / g,并且孔分布使得由直径在175和275之间的孔构成的孔体积V2小于由具有较小直径的孔组成的孔体积V1的50% 由直径小于1μm的孔,大于1.65cm 3 / g,细度值(FV)在70和100之间的孔组成的孔体积(Vd1),以及 在超声消解后的细粒度(tauf)至少为50%。

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