Vulcanizable nanoparticles having a core with a high glass transition temperature
    93.
    发明申请
    Vulcanizable nanoparticles having a core with a high glass transition temperature 有权
    具有高玻璃化转变温度的芯的可硫化纳米粒子

    公开(公告)号:US20070196653A1

    公开(公告)日:2007-08-23

    申请号:US11642802

    申请日:2006-12-20

    IPC分类号: B32B5/16

    摘要: Provided is a polymer nanoparticle comprising a core and a vulcanizable shell, wherein the core has a glass transition temperature (Tg) of at least about 150° C. Also provided is a method of preparing polymer nanoparticles with a core and a vulcanizable shell, comprising (a) in a liquid hydrocarbon medium, polymerizing conjugated diene monomers to produce a poly(conjugated diene) block and (b) copolymerizing the poly(conjugated diene) block with a mixture of mono-vinyl aromatic monomers and multiple-vinyl aromatic monomers to produce an aromatic block, wherein the core has a Tg of at least about 150° C. Also provided is a composition comprising (a) a rubber matrix; and (b) a polymer nanoparticle including a core and a vulcanizable shell; wherein the Tg of the core is at least about 150° C.

    摘要翻译: 本发明提供一种聚合物纳米颗粒,其包含芯和可硫化的壳,其中芯具有至少约150℃的玻璃化转变温度(Tg)。还提供了制备具有芯和可硫化壳的聚合物纳米颗粒的方法,包括 (a)在液体烃介质中,聚合共轭二烯单体以产生聚(共轭二烯)嵌段和(b)使聚(共轭二烯)嵌段与单乙烯基芳族单体和多乙烯基芳族单体的混合物共聚 产生芳族嵌段,其中芯的Tg至少为约150℃。还提供了一种组合物,其包含(a)橡胶基质; 和(b)包含核和可硫化壳的聚合物纳米颗粒; 其中芯的Tg至少约为150℃

    Nano-composite and method thereof
    94.
    发明申请
    Nano-composite and method thereof 有权
    纳米复合材料及其制备方法

    公开(公告)号:US20070161734A1

    公开(公告)日:2007-07-12

    申请号:US11642190

    申请日:2006-12-20

    IPC分类号: C08K9/04

    CPC分类号: C08J5/005 B82Y30/00

    摘要: The present invention provides a nano-composite comprising a clay and a cationic mediator comprised of a hydrophobic unit and a cationic unit. The clay is exfoliated or intercalated by the cationic mediator. The present invention further provides a polymer formulation comprising the nano-composite. The nano-composite is practically useful in formulating compositions such as rubber and tire products with improved and well-balanced properties including gas permeability, cure properties, and/or mechanical properties etc.

    摘要翻译: 本发明提供一种包含粘土和由疏水单元和阳离子单元组成的阳离子介体的纳米复合材料。 粘土被阳离子介质剥离或嵌入。 本发明还提供了包含纳米复合材料的聚合物制剂。 纳米复合材料实际上可用于配制诸如橡胶和轮胎产品的组合物,其具有改进的良好平衡的性能,包括气体渗透性,固化性能和/或机械性能等。

    Soft gel composition of low permeability
    95.
    发明申请
    Soft gel composition of low permeability 失效
    软胶组成低渗透性

    公开(公告)号:US20050267259A1

    公开(公告)日:2005-12-01

    申请号:US10855998

    申请日:2004-05-28

    IPC分类号: C08L51/08 C08L53/00 C08L53/02

    摘要: A gel composition that is the combination of or reaction product of ingredients comprising a thermoplastic elastomer copolymer comprising polystyrene-b-poly(ethylene-ethylene/propylene)-b-polystyrene, a nylon-grafted elastomer, and an extender.

    摘要翻译: 作为包含聚苯乙烯-b-聚(乙烯 - 乙烯/丙烯)-b-聚苯乙烯,尼龙接枝弹性体和增量剂的热塑性弹性体共聚物的成分的组合或成分的组合的凝胶组合物。

    Rubber composition containing functionalized polymer nanoparticles
    98.
    发明授权
    Rubber composition containing functionalized polymer nanoparticles 有权
    含有官能化聚合物纳米粒子的橡胶组合物

    公开(公告)号:US07897690B2

    公开(公告)日:2011-03-01

    申请号:US12504255

    申请日:2009-07-16

    IPC分类号: C08F279/00

    摘要: A polymer nanoparticle is provided. The nanoparticle includes an inner layer having alkenylbenzene monomer units. The nanoparticle further includes an outer layer having monomer units selected from conjugated dienes, alkylenes, alkenylbenzenes, and mixtures thereof. The nanoparticle has at least one functional group associated with the outer layer. Applications of use as additives for rubber, including the rubber compositions, are also provided.

    摘要翻译: 提供聚合物纳米颗粒。 纳米颗粒包括具有烯基苯单体单元的内层。 纳米颗粒还包括具有选自共轭二烯,亚烷基,链烯基苯及其混合物的单体单元的外层。 纳米颗粒具有与外层相关联的至少一个官能团。 还提供了用作橡胶添加剂的应用,包括橡胶组合物。