Rubber composition and runflat tire
    2.
    发明授权
    Rubber composition and runflat tire 有权
    橡胶组合物和润滑轮胎

    公开(公告)号:US09050856B2

    公开(公告)日:2015-06-09

    申请号:US13333033

    申请日:2011-12-21

    Abstract: The present invention is directed to a rubber composition comprising: a functionalized elastomer comprising a polymeric backbone chain derived from a monomer comprising at least one conjugated diene monomer and optionally at least one vinyl aromatic monomer; and a functional group bonded to the backbone chain, the functional group comprising a multidentate ligand capable of complexing with a metal ion; and an encapsulated metal salt.The invention is further directed to a pneumatic runflat tire comprising a sidewall insert, the insert comprising the rubber composition.

    Abstract translation: 本发明涉及一种橡胶组合物,其包含:官能化弹性体,其包含衍生自包含至少一种共轭二烯单体和任选至少一种乙烯基芳族单体的单体的聚合物主链; 和与所述主链键合的官能团,所述官能团包括能够与金属离子络合的多齿配体; 和包封的金属盐。 本发明还涉及一种气动漏气保用轮胎,其包括侧壁插入件,所述插入件包括橡胶组合物。

    Method of making a graft copolymer
    3.
    发明授权
    Method of making a graft copolymer 有权
    制备接枝共聚物的方法

    公开(公告)号:US08759451B2

    公开(公告)日:2014-06-24

    申请号:US13333083

    申请日:2011-12-21

    Abstract: The present invention is directed to a method of making a graft copolymer, comprising the steps of: obtaining a first polymer comprising at least one carbon-carbon double bond, the first polymer derived from at least one monomer, the at least one monomer comprising a conjugated diene monomer; polymerizing a second monomer in the presence of a thiocarbonylthio RAFT chain transfer agent to form a polymer comprising a terminal thiocarbonylthio group; cleaving the terminal thiocarbonylthio group to a thiol group to form the second polymer comprising a terminal thiol group; reacting the second polymer with the first polymer to form a graft copolymer, the graft copolymer comprising a backbone derived from the first polymer and sidechains derived from the second polymer.

    Abstract translation: 本发明涉及制备接枝共聚物的方法,包括以下步骤:获得包含至少一个碳 - 碳双键的第一聚合物,衍生自至少一种单体的第一聚合物,所述至少一种单体包含 共轭二烯单体 在硫羰基硫代RAFT链转移剂的存在下聚合第二单体以形成包含末端硫代羰基硫基的聚合物; 将末端硫代羰基硫基裂解成硫醇基,形成包含末端巯基的第二聚合物; 使第二聚合物与第一聚合物反应以形成接枝共聚物,所述接枝共聚物包含衍生自第一聚合物的主链和衍生自第二聚合物的侧链。

    Pneumatic tire
    4.
    发明授权
    Pneumatic tire 有权
    气动轮胎

    公开(公告)号:US08536266B2

    公开(公告)日:2013-09-17

    申请号:US13332535

    申请日:2011-12-21

    CPC classification number: C08F222/38 B60C1/0016 C08L33/26

    Abstract: A pneumatic tire having a tread, the tread comprising a rubber composition comprising: a copolymer comprising a polymeric backbone chain derived from a monomer comprising at least one conjugated diene monomer and optionally at least one vinyl aromatic monomer; and polymeric sidechains bonded to the backbone chain, the sidechains comprising a polymer capable of exhibiting a lower critical solution temperature (LCST); optionally, at least one additional diene based elastomer; and a filler selected from the group consisting of carbon black and silica.

    Abstract translation: 一种具有胎面的充气轮胎,所述胎面包括橡胶组合物,所述橡胶组合物包含:包含衍生自包含至少一种共轭二烯单体和任选至少一种乙烯基芳族单体的单体的聚合物主链的共聚物; 和与主链结合的聚合物侧链,所述侧链包含能够显示较低临界溶解温度(LCST)的聚合物; 任选地,至少一种另外的二烯基弹性体; 和选自炭黑和二氧化硅的填料。

    Pneumatic tire and rubber composition containing twin polymerization structures
    5.
    发明授权
    Pneumatic tire and rubber composition containing twin polymerization structures 有权
    含双重聚合结构的气动轮胎和橡胶组合物

    公开(公告)号:US08536264B2

    公开(公告)日:2013-09-17

    申请号:US13048920

    申请日:2011-03-16

    Abstract: The present invention is directed to a pneumatic tire comprising a component, the component comprising a rubber composition comprising a diene based elastomer and 1 to 100 phr of: A) a twin polymerization reaction product of a silyl ether; or B) a twin polymerization reaction product of a boronic acid ester; or C) a twin polymerization reaction product of a titanium compound derived from tetraethyl orthotitanate and furfuryl alcohol; or D) a twin polymerization reaction product of a tungsten compound; The invention is further directed to the corresponding rubber compositions.

    Abstract translation: 本发明涉及一种包含组分的充气轮胎,该组分包括含有二烯系弹性体的橡胶组合物和1〜100phr的A)甲硅烷基醚的双聚合反应产物; 或B)硼酸酯的双聚合反应产物; 或C)衍生自原钛酸四乙酯和糠醇的钛化合物的双聚合反应产物; 或D)钨化合物的双聚合反应产物; 本发明进一步涉及相应的橡胶组合物。

    Rubber composition and pneumatic tire
    8.
    发明授权
    Rubber composition and pneumatic tire 有权
    橡胶组合物和充气轮胎

    公开(公告)号:US08415432B1

    公开(公告)日:2013-04-09

    申请号:US13333202

    申请日:2011-12-21

    CPC classification number: C08L25/10 C08C19/22 C08L21/00 C08L33/24

    Abstract: The present invention is directed to a vulcanizable rubber composition comprising: a diene based elastomer; and a compound of formula I where Q is an n-valent organic group of 1 or more carbon atoms and optionally one or more of nitrogen, oxygen, sulfur, halogen, silicon, and phosphorus atoms; X is a divalent polymer group capable of exhibiting a lower critical solution temperature; R is independently a hydrogen atom or a monovalent group of formula (II) where Z is a monovalent organic group of 1 or more carbon atoms and optionally one or more of nitrogen, oxygen, sulfur, halogen, silicon, and phosphorus atoms; and n is an integer greater than or equal to 2. The invention is further directed to a rubber composition comprising the reaction product of a diene based elastomer and a compound of formula I, and a pneumatic tire with a tread comprising the rubber composition.

    Abstract translation: 本发明涉及一种可硫化橡胶组合物,其包含:二烯基弹性体; 和式I化合物,其中Q是1个或更多个碳原子的n价有机基团,并且任选地一个或多个氮,氧,硫,卤素,硅和磷原子; X是能够显示较低临界溶解温度的二价聚合物基团; R独立地是氢原子或式(II)的一价基团,其中Z是一个或多个碳原子的一价有机基团,并且任选地一个或多个氮,氧,硫,卤素,硅和磷原子; 并且n是大于或等于2的整数。本发明还涉及包含二烯基弹性体与式I化合物的反应产物的橡胶组合物,以及含有橡胶组合物的胎面的充气轮胎。

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