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    • 1. 发明公开
    • Functionalized polymer, rubber composition and pneumatic tire
    • Funktionalisiertes聚合物,Reifengummizusammensetzung und Luftreifen
    • EP2860199A2
    • 2015-04-15
    • EP14182064.7
    • 2014-08-25
    • The Goodyear Tire & Rubber Company
    • Wong, Tang HongLee, Byoung JoWelter, Carolin Anna
    • C08C19/44C08F236/10C08K3/36
    • C08F236/10C08C19/25C08C19/44C08F236/08C08K3/36Y02T10/862
    • A functionalized elastomer comprising the reaction product of (1) a living anionic elastomeric polymer comprising units derived from divinylbenzene and a monomer comprising isoprene; and (2) a polymerization terminator of formula:

               Q-(CH 2 ) X Si(OR 1 ) Y R 2 3-Y ,

      is disclosed. Q is R 3 CH=N- or (R 4 ) 2 N-. R 3 represents a group consisting of an aryl or substituted aryl having from 6 to 18 carbon atoms, or a heterocycle or heteroaryl having from 3 to 18 carbon atoms. R 4 independently represents an alkyl group having from 1 to 6 carbon atoms. R 1 and R 2 each independently represents a group having from 1 to 18 carbon atoms selected from the group consisting of an alkyl, a cycloalkyl, an allyl, and an aryl. X is an integer from 1 to 20. Y is an integer from 1 to 3. Units derived from the terminator are exclusively disposed adjacent to units derived from the divinylbenzene.
    • 一种官能化弹性体,其包含(1)包含衍生自二乙烯基苯的单元的活性阴离子弹性体聚合物和包含异戊二烯的单体的反应产物; 和(2)下式的聚合终止剂:ƒ€ƒ€ƒ€ƒ€ƒ€ƒQ-(CH 2)X Si(OR 1)Y R 2 3-Y。 Q是R 3 CH = N-或(R 4)2 N-。 R 3表示由具有6至18个碳原子的芳基或取代的芳基或具有3至18个碳原子的杂环或杂芳基组成的组。 R 4独立地表示具有1至6个碳原子的烷基。 R 1和R 2各自独立地表示具有1至18个选自烷基,环烷基,烯丙基和芳基的碳原子的基团。 X是1至20的整数.Y是1至3的整数。来自终止剂的单元仅与衍生自二乙烯基苯的单元相邻地设置。
    • 3. 发明公开
    • Rubber composition, method of manufacturing a rubber composition and pneumatic tire with such a rubber composition
    • 使用该橡胶组合物制备的橡胶组合物和充气轮胎的橡胶组合物的方法
    • EP2325027A1
    • 2011-05-25
    • EP10191939.7
    • 2010-11-19
    • The Goodyear Tire & Rubber Company
    • Sandstrom, Paul HarryGulas, Brad StephenFrantz, David MarkCronin, Steven WayneWong, Tang HongRachita, Michael Joseph
    • B60C1/00C08C19/22C08C19/25C08K3/36C08L9/00C08L9/06
    • C08L9/00B29B7/7495B60C1/00C08C19/44C08K3/36C08L9/06C08L15/00Y02T10/862C08L2666/08
    • The present invention is directed to a rubber composition comprising, based on 100 parts by weight of elastomer (phr):
      (A) from 60 to 90 phr of a polymer comprising:
      (1) a terminating group provided from a terminating compound

               X n Si(OR) m R' 4-m-n

      wherein X is a chlorine atom, a bromine atom or an iodine atom, R is an alkyl group with from 1 carbon to 7 carbons, R' is a alkyl group with from 1 carbon to 20 carbons, an aryl group, a vinyl group or a halogenated alkyl group, m is an integer from 1 to 4, n is an integer from 0 to 2, and wherein the sum of n and m is from 1 to 4;
      (2) repeat units comprising:
      (a) a repeat unit provided from a conjugated diolefin monomer, and
      (b) a repeat unit provided from an amine monomer;

      (B) from 40 to 10 phr of polybutadiene having a microstructure comprising from 96 to 99 percent cis 1,4-isomeric units, from 0.1 to 1 percent trans 1,4-isomeric units and from 1 to 3 percent vinyl 1,2-isomeric units, and
      (C) from 50 to 150 phr of silica. It is also directed to a pneumatic tire with such a rubber composition.
    • 本发明涉及一种橡胶组合物,基于100重量份弹性体(phr)的组成:从60(A)至90phr的聚合物,其包括:(1)从终端化合物€ƒ€提供的端基 ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ×N个的Si(OR)m个R“4-MN worin X是氯原子,溴原子或碘原子,R是具有约1个碳的烷基基团 7个碳,R“是具有约1个碳至20个碳,芳基上的基团,乙烯基基团或卤代烷基基团worin,m是从1至4的整数一烷基,n是从0到2的整数,和 n和m的总和为从1至4; (2)重复单元,包括:(a)从共轭二烯烃单体提供的重复单元,和(b)从在胺单体提供的重复单元; (B)40至10phr的具有微结构,其包括从96%至99%的顺式1,4-异构体单元,从0.1%至1%反式1,4-异构体单元和从1%到3%乙烯基聚丁二烯的1,2- 异构体单元,以及由硅石50〜150phr的(C)。 因此,它涉及一种充气轮胎与寻求的橡胶组合物。
    • 9. 发明公开
    • Methods of making siloxy-imine functionalized rubbery polymers and uses thereof in rubber compositions for tires
    • 一种制备siloxyiminfunktionalisierten,橡胶状聚合物和工艺在用于轮胎的橡胶组合物及其用途
    • EP2090593A1
    • 2009-08-19
    • EP09152330.8
    • 2009-02-06
    • The Goodyear Tire & Rubber Company
    • Rachita, Michael JosephBates, Kenneth AllenGuscoff, Vanessa MarikaWong, Tang Hong
    • C08C19/22C08C19/25C08F2/26C08F8/30
    • C08C19/44B60C1/00B60C1/0016C08F2/38C08K3/013C08L15/00
    • The invention includes a siloxy-imine functionalized rubbery polymer, which exhibits good reinforcing characteristics and filler dispersing effect, a method for making, and a rubber composition including the same. In one embodiment, a process for manufacturing the functionalized rubbery polymer includes polymerizing a conjugated diene monomer using an organolithium compound as an initiator in a hydrocarbon solvent. Next, an active terminal end of the polymer is reacted with a functionalized terminating agent, represented by the general formula RCH=N(CH 2 ) x Si(OR 1 ) Y R 2 3-Y , wherein R represents a group consisting of an aryl or substituted aryl having 6 to 18 carbon atoms, or a heterocycle or heteroaryl having 3 to 18 carbon atoms; R 1 and R 2 each independently represents a group having 1 to 18 carbon atoms selected from an alkyl, a cycloalkyl, an allyl, and or aryl; X is an integer from 1 to 20; and Y is an integer from 1 to 3.
    • 本发明包括一种甲硅烷氧基 - 亚胺官能化的橡胶状聚合物,其表现出良好的补强特性和填料分散效果,制备方法,以及橡胶组合物包含相同的。 在一个,实施例的处理用于制造官能化的橡胶状聚合物包括:使用在有机锂化合物作为在烃溶剂中的引发剂聚合的共轭二烯单体。 接着,在该聚合物的活性末端进行反应与官能化终止剂,由通式RCH = N(CH 2)X的Si(OR 1)Y R 2 3-Y,worinřdarstellt的基团选自由芳基的代表 取代的或具有芳基为6〜18个碳原子,或具有3至18个碳原子的杂环或杂芳基; R 1和R 2各自独立地具有darstellt从烷基,环烷基中选择的1至18个碳原子的基团,烯丙基,和或芳基; X是从1到20的整数; 和Y是从1至第三的整数
    • 10. 发明公开
    • Syndiotactic 1,2-polybutadiene synthesis
    • Herstellung von syndiotactischem 1,2-Polybutadien
    • EP0877035A1
    • 1998-11-11
    • EP98107598.9
    • 1998-04-27
    • THE GOODYEAR TIRE & RUBBER COMPANY
    • Wong, Tang HongCline, James Heber
    • C08F136/06C08F4/70
    • C08F136/06C08F4/7096
    • Syndiotactic 1,2-polybutadiene is a thermoplastic resin which has double bonds attached in an alternating fashion to its polymeric backbone. Films, fibers and molded articles can be made utilizing syndiotactic 1,2-polybutadiene. It can also be blended into rubbers and cocured therewith. In such applications, sometimes it is beneficial for the syndiotactic 1,2-polybutadiene to have more than one melting point. This invention discloses a process for preparing syndiotactic 1,2-polybutadiene having at least two different melting points which comprises: polymerizing 1,3-butadiene monomer in an aqueous medium in the presence of (1) a catalyst composition which is made by reacting (a) at least one cobalt compound selected from the group consisting of (i) β-diketone complexes of cobalt, (ii) β-keto acid ester complexes of cobalt, (iii) cobalt salts of organic carboxylic acids having 6 to 15 carbon atoms and (iv) complexes of halogenated cobalt compounds of the formula CoX n , wherein X represents a halogen atom and n represents 2 or 3, with an organic compound selected from the group consisting of tertiary amine alcohols, tertiary phosphines, ketones and N,N-dialkylamides, (b) at least one organoaluminum compound of the formula AlR 3 , wherein R represents a hydrocarbon radical of 1 to 6 carbon atoms and (c) at least one conjugated diene; (2) at least one member selected from the group consisting of carbon disulfide, phenyl isothiocyanate and xanthic acid; and (3) at least one melting-point regulator and (4) a sodium halide salt or a potassium halide salt.
    • 间同立构1,2-聚丁二烯是一种热塑性树脂,其具有以其交联方式连接到其聚合物主链的双键。 膜,纤维和模制品可以利用间同立构1,2-聚丁二烯制备。 它也可以混合到橡胶中并与其共混。 在这种应用中,有时候间同立构1,2-聚丁二烯具有多于一个熔点是有益的。 本发明公开了一种制备具有至少两个不同熔点的间规1,2-聚丁二烯的方法,该方法包括:在(1)催化剂组合物存在下,在水性介质中聚合1,3-丁二烯单体,所述催化剂组合物是通过使( a)至少一种钴化合物,其选自(i)钴的β-二酮络合物,(ii)钴的β-酮酸酯络合物,(iii)具有6至15个碳原子的有机羧酸的钴盐 和(iv)式CoXn的卤代钴化合物与其中X表示卤素原子并且n表示2或3的卤代钴化合物与选自叔胺醇,叔膦,酮和N,N-二甲基甲酰胺的有机化合物, 二烷基酰胺,(b)至少一种式AlR 3的有机铝化合物,其中R表示1至6个碳原子的烃基和(c)至少一种共轭二烯; (2)选自二硫化碳,异硫氰酸苯酯和黄原酸中的至少一种; 和(3)至少一个熔点调节剂和(4)卤化钠盐或卤化钾盐。