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    • 1. 发明申请
    • Tire and Crosslinkable Elastomeric Composition
    • 轮胎和交联弹性组合物
    • US20090165915A1
    • 2009-07-02
    • US12085319
    • 2005-11-29
    • Maurizio GalimbertiLuca GianniniGianluca Meloro
    • Maurizio GalimbertiLuca GianniniGianluca Meloro
    • B60C1/00C08K11/00C08K3/26C08K3/34B60C5/02
    • C08L21/00B60C1/00B60C1/0008C08K3/013C08L7/00C08L23/0869C08L23/16C08L23/20C08L23/22C08L23/28C08L2666/06C08L2666/08
    • A tire includes: a carcass structure including at least one carcass ply, of a substantially toroidal shape, having opposite lateral edges associated with respective right-hand and left-hand bead structures, the bead structures including at least one bead core and at least one bead filler; a belt structure applied in a radially external position with respect to the carcass structure; a tread band radially superimposed on the belt structure; a pair of sidewalls applied laterally on opposite sides with respect to the carcass structure; at least one layer including a crosslinked elastomeric material having air barrier properties, wherein the crosslinked elastomeric material is obtained by crosslinking a crosslinkable elastomeric composition including: (a) 10 phr or 100 phr, preferably 20 phr to 60 phr, of at least one butyl rubber; (b) 0 phr to 90 phr, preferably 40 phr to 80 phr, of at least one diene elastomeric polymer; (c) 5 phr to 120 phr, preferably 15 phr to 90 phr, of at least one reinforcing filler; (d) 2 phr to 20 phr, preferably 5 phr to 15 phr, of at least one copolymer of at least one ethylenically unsaturated carboxylic acid or a derivative thereof with at least one ethylenically unsaturated monomer containing at least one polyoxyalkylene side chain.
    • 轮胎包括:胎体结构,其包括至少一个胎体帘布层,其基本上为环形形状,具有与相应的右手和左侧胎圈结构相关联的相对的侧边缘,所述胎圈结构包括至少一个胎圈芯和至少一个胎圈芯 珠填料; 相对于胎体结构施加在径向外部位置的带结构; 径向叠加在带结构上的胎面带; 相对于胎体结构在相对侧面上横向施加的一对侧壁; 至少一层包括具有阻气性的交联弹性体材料,其中所述交联的弹性体材料通过交联可交联弹性体组合物获得,所述交联弹性体组合物包括:(a)10phr或100phr,优选20phr至60phr的至少一种丁基 橡胶; (b)0phr至90phr,优选40phr至80phr的至少一种二烯弹性体聚合物; (c)5phr至120phr,优选15phr至90phr的至少一种增强填料; (d)至少一种烯属不饱和羧酸或其衍生物与至少一种含有至少一个聚氧化烯侧链的烯属不饱和单体的至少一种共聚物的2phr至20phr,优选5phr至15phr的至少一种共聚物。
    • 2. 发明申请
    • Tire and crosslinkable elastomeric composition
    • 轮胎和可交联弹性体组合物
    • US20090250151A1
    • 2009-10-08
    • US12309316
    • 2006-07-20
    • Maurizio GalimbertiGaetano GuerraAngela LostrittoLuca Giannini
    • Maurizio GalimbertiGaetano GuerraAngela LostrittoLuca Giannini
    • B60C1/00C08L9/00C08K3/36C08K3/04
    • B60C9/12B60C1/00B60C1/0016B60C1/0025B60C9/2006B60C9/22B60C11/005B60C17/0009B60C2001/0033B60C2011/0025B60C2017/0063C08K3/346C08K7/02C08K9/04C08L21/00C08L61/04C08L2666/16
    • A tire including at least one structural element includes a crosslinked elastomeric material obtained by crosslinking a crosslinkable elastomeric composition including: (a) 100 phr of at least one elastomeric polymer; (b) 0.1 phr to 15 phr, preferably 0.3 phr to 10 phr, of at least one methylene donor compound: c) 0.4 phr to 20 phr, preferably 0.8 phr to 15 phr of at least one methylene acceptor compound; (d) 1 phr to 50 phr, preferably 2 phr to 40 phr, more preferably 4 phr to 30 phr, of at least one layered material, the at least one layered material having an individual layer thickness of 0.2 nm to 30 nm, preferably 0.3 nm to 15 nm, more preferably 0.5 nm to 2 nm; wherein the at least one layered material shows, in an X-ray powder diffraction pattern, an X-ray intensity ratio (R) defined according to the following formula: (R)=[A(001)/A(hk0)max]×100 wherein: A(001) is the area of the peak (001); A(hk0)max is the area of the most intense peak (hk0), at least one of h or k being different from 0; lower than or equal to 20, preferably lower than or equal to 15, more preferably lower than or equal to 10, still more preferably lower than or equal to 5. Preferably, the at least one structural element is selected from bead filler, sidewall insert, tread underlayer and tread base.
    • 包括至少一种结构元件的轮胎包括通过交联可交联弹性体组合物获得的交联弹性体材料,其包含:(a)100phr的至少一种弹性体聚合物; (b)0.1phr至15phr,优选0.3phr至10phr的至少一种亚甲基供体化合物:c)0.4phr至20phr,优选0.8phr至15phr的至少一种亚甲基受体化合物; (d)1phr至50phr,优选2phr至40phr,更优选4phr至30phr的至少一种层状材料,所述至少一种层状材料具有0.2nm至30nm的单层厚度,优选 0.3nm〜15nm,更优选为0.5nm〜2nm; 其中所述至少一种分层材料以X射线粉末衍射图形式显示根据下式定义的X射线强度比(R):(R)= [A(001)/ A(hk0)max] x100其中:A(001)是峰的面积(001); A(hk0)max是最强峰(hk0)的面积,h或k中的至少一个不同于0; 低于或等于20,优选低于或等于15,更优选低于或等于10,还更优选低于或等于5.优选地,所述至少一种结构元件选自胎圈填料,侧壁插入物 ,胎面底层和胎面基部。
    • 4. 发明申请
    • Tire and Crosslinkable Elastomeric Composition
    • 轮胎和交联弹性组合物
    • US20080185087A1
    • 2008-08-07
    • US11665271
    • 2004-10-15
    • Maurizio GalimbertiMichela CaprioLuca GianniniStefano Solinas
    • Maurizio GalimbertiMichela CaprioLuca GianniniStefano Solinas
    • C08L23/22B60C1/00C08L23/28C08L7/00C08K3/34
    • C08L23/22C08L7/00C08L23/283C08L2666/06C08L2666/04
    • A tire, including a carcass structure, includes at least one carcass ply of a substantially toroidal shape, having opposite lateral edges associated with respective right-hand and left-hand bead structures, the bead structures including at least one bead core and at least one bead filler; a belt structure applied in a radially external position with respect to the carcass structure; a tread band radially superimposed on the belt structure; a pair of sidewalls applied laterally on opposite sides with respect to the carcass structure; and at least one layer including a crosslinked elastomeric material applied in a radially inner position with respect to the carcass structure. The crosslinked elastomeric material is obtained by crosslinking a crosslinkable elastomeric composition including (a) less than 50 phr, preferably 15 phr to 40 phr, of at least one butyl rubber; (b) not less than 50 phr, preferably 60 phr to 85 phr, of at least one polyisoprene rubber; and (c) 2 phr to 50 phr, preferably 5 phr to 35 phr, of at least one layered material. Preferably, the layer including a crosslinked elastomeric material is a tire innerliner.
    • 包括胎体结构的轮胎包括至少一个基本上环形形状的胎体帘布层,其具有与相应的右手和左侧胎圈结构相关联的相对侧边缘,所述胎圈结构包括至少一个胎圈芯和至少一个胎圈芯 珠填料; 相对于胎体结构施加在径向外部位置的带结构; 径向叠加在带结构上的胎面带; 相对于胎体结构在相对侧面上横向施加的一对侧壁; 以及包括相对于胎体结构在径向内部位置施加的交联的弹性体材料的至少一个层。 交联的弹性体材料通过交联包含(a)小于50phr,优选15phr至40phr的至少一种丁基橡胶的可交联弹性体组合物获得; (b)不低于50phr,优选60phr至85phr的至少一种聚异戊二烯橡胶; 和(c)2phr至50phr,优选5phr至35phr的至少一种层状材料。 优选地,包括交联的弹性体材料的层是轮胎内衬。
    • 6. 发明申请
    • Method for Producing a Crosslinkable Elastomeric Composition
    • 生产可交联弹性体组合物的方法
    • US20090247682A1
    • 2009-10-01
    • US12083098
    • 2005-10-26
    • Maurizio GalimbertiLisa GrassiStefano TestiMichela CaprioLuca Giannini
    • Maurizio GalimbertiLisa GrassiStefano TestiMichela CaprioLuca Giannini
    • C08K3/34C08L23/18C08K3/10C08K3/26C08K3/12
    • B60C1/00C08J3/226C08J2307/00C08J2421/00C08K3/346C08L21/00
    • Method for producing a crosslinkable elastomeric composition including: (a) at least one first elastomeric polymer; (b) at least one layered material having an individual layer thickness of 0.01 nm to 30 nm, preferably of 0.05 nm to 15 nm; and (c) at least one vulcanizing agent; includes the following steps: (i) feeding the at least one layered material (b) and at least one second elastomeric polymer (d), into at least one extruder including a housing, at least one screw rotatably mounted in the housing including at least one feed opening and a discharge opening, the at least one layered material being fed into the at least one extruder in an amount higher than or equal to 70 phr; (ii) mixing and softening the mixture so as to obtain a masterbatch; (iii) discharging the obtained masterbatch through a discharge opening; and (iv) mixing the obtained masterbatch with the at least one first elastomeric polymer (a) and the at least one vulcanizing agent (c), to obtain the crosslinkable elastomeric composition, the mixing being carried out in a batchwise manner.
    • 用于生产可交联弹性体组合物的方法,包括:(a)至少一种第一弹性体聚合物; (b)具有0.01nm至30nm,优选为0.05nm至15nm的单层厚度的至少一种层状材料; 和(c)至少一种硫化剂; 包括以下步骤:(i)将至少一种层状材料(b)和至少一种第二弹性体聚合物(d)进料至包括壳体的至少一个挤出机中,至少一个可旋转地安装在壳体中的螺杆至少包括 一个进料口和排出口,所述至少一个层压材料以高于或等于70phr的量进料到所述至少一个挤出机中; (ii)混合和软化混合物以获得母料; (iii)通过排出口排出所获得的母料; 和(iv)将获得的母料与至少一种第一弹性体聚合物(a)和至少一种硫化剂(c)混合,以获得可交联的弹性体组合物,所述混合以间歇方式进行。
    • 9. 发明申请
    • Tyre for vehicle wheels with tread band of cap and base construction
    • 车轮轮胎,胎面带帽和基座结构
    • US20070006953A1
    • 2007-01-11
    • US10561866
    • 2003-06-24
    • Maurizio GalimbertiLuigi FinoMarco Verona
    • Maurizio GalimbertiLuigi FinoMarco Verona
    • B60C11/00
    • B60C1/0016B60C11/005B60C11/18C08K3/346C08K9/04C08L21/00
    • A tyre for a vehicle wheel includes a carcass structure, a belt structure, a tread band, and a pair of sidewalls. The carcass structure includes at least one carcass ply shaped in a substantially toroidal configuration. Opposite lateral edges of the carcass structure are associated with respective bead wires. Each bead wire is enclosed in a respective bead. The belt structure includes at least one belt strip. The tread band includes a radially outer layer designed to contact the ground and a radially inner layer between the belt structure and the radially outer layer. The radially inner layer includes a crosslinked elastomeric composition. The crosslinked elastomeric composition includes at least one diene elastomeric polymer and at least one layered inorganic material comprising an individual layer thickness greater than or equal to 0.01 nm and less than or equal to 30 nm. A process for producing the tyre is also disclosed.
    • 用于车轮的轮胎包括胎体结构,带结构,胎面带和一对侧壁。 胎体结构包括至少一个以大致环形构造成形的胎体帘布层。 胎体结构的相对的侧边缘与相应的胎圈丝相关联。 每个胎圈丝被包围在相应的胎圈中。 皮带结构包括至少一个皮带条。 胎面带包括设计成接触地面的径向外层和带结构与径向外层之间的径向内层。 径向内层包括交联的弹性体组合物。 交联的弹性体组合物包括至少一种二烯弹性体聚合物和至少一种层状无机材料,其包含大于或等于0.01nm且小于或等于30nm的单层厚度。 还公开了一种用于生产轮胎的方法。