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    • 1. 发明授权
    • Adhesion between rubber components
    • 橡胶部件之间的粘合力
    • US06869685B2
    • 2005-03-22
    • US10630274
    • 2003-07-30
    • Bruce Raymond HahnAdel Farhan HalasaWen-Liang Hsu
    • Bruce Raymond HahnAdel Farhan HalasaWen-Liang Hsu
    • C08J5/12C08L21/00C09J5/06C09J121/00B32B25/04
    • C08J5/124C08J2321/00C08L2666/08C09J121/00Y10T428/31826
    • The process of this invention can be utilized to improve the adhesion between rubber components. It is generally most useful for improving the adhesion between two different pre-cured rubber components or for improving the adhesion between a pre-cured rubber component and an uncured (green) rubber component. However, the technique of this invention can also be employed to improve the adhesion between two uncured rubber components. The technique of this invention is based upon the unexpected discovery that low molecular weight trans-1,4-polybutadiene containing rubber compounds can be used to improve the adhesion between rubber components. This invention more specifically reveals a technique for improving the adhesion between a first rubber component and a second rubber component in a process for manufacturing a cured rubber article, said technique comprising the steps of: (1) positioning a layer of an adhesion-promoting rubber composition which is comprised of a low molecular weight trans-1,4-polybutadiene rubber between the first rubber component and the second rubber component, (2) bringing the first rubber component into contact with one side of the layer of adhesion-promoting rubber composition and bringing the second rubber composition into contact with the other side of the layer of adhesion-promoting rubber composition and (3) curing the first rubber composition, the second rubber composition and the adhesion-promoting rubber composition together under conditions of heat and pressure to produce the cured rubber article.
    • 本发明的方法可用于改善橡胶组分之间的粘合性。 通常最有用的是改善两种不同的预固化橡胶组分之间的粘附性或改善预固化橡胶组分和未固化的(绿色)橡胶组分之间的粘合性。 然而,本发明的技术也可用于改善两种未固化橡胶组分之间的粘合性。 本发明的技术基于意想不到的发现,即低分子量的反式-1,4-聚丁二烯的橡胶化合物可用于改善橡胶组分之间的粘合性。 本发明更具体地揭示了在固化橡胶制品的制造方法中提高第一橡胶组分和第二橡胶组分之间的粘合力的技术,所述技术包括以下步骤:(1)将粘合促进橡胶层 在第一橡胶组分和第二橡胶组分之间由低分子量反式1,4-聚丁二烯橡胶组成的组合物,(2)使第一橡胶组分与粘合促进橡胶组合物层的一侧接触 并使第二橡胶组合物与粘合促进橡胶组合物的另一侧接触,以及(3)在热和压力条件下将第一橡胶组合物,第二橡胶组合物和粘合促进橡胶组合物固化在一起, 生产固化橡胶制品。
    • 2. 发明授权
    • Preparation of silica reinforced polyisoprene-rich rubber composition and tire with component thereof
    • 二氧化硅增强的富含聚异戊二烯的橡胶组合物和其组分的轮胎的制备
    • US07473724B2
    • 2009-01-06
    • US11058531
    • 2005-02-15
    • Wen-Liang HsuShingo FutamuraKenneth Allen BatesAdel Farhan HalasaKuo-Chih HuaBruce Raymond Hahn
    • Wen-Liang HsuShingo FutamuraKenneth Allen BatesAdel Farhan HalasaKuo-Chih HuaBruce Raymond Hahn
    • C08K5/15
    • B60C1/0016
    • This invention relates to the preparation of a cis 1,4-polyisoprene rubber-rich rubber composition containing precipitated silica which has been pre-treated with a fatty alcohol and/or epoxidized soybean oil together with an organosilane containing polysulfide coupling agent and to tires having at least one component comprised of such rubber composition. The invention particularly relates to a process of (a) preparing a natural rubber-rich rubber composition comprised of pre-treating precipitated silica aggregates prior to blending with, or in the presence of, dry natural rubber with a fatty alcohol and/or epoxidized soybean oil to the exclusion of sulfur curative for the natural rubber, mixing an organalkoxysiloxane based polysulfide coupling agent with said dry natural rubber coincidentally with or subsequent to said precipitated silica aggregate fatty alcohol and/or epoxidized soybean oil pre-treatment to form a composite thereof, to the exclusion of sulfur curative, followed by (b) mixing the resulting rubber mixture with sulfur curative and (c) curing the resulting rubber composition.
    • 本发明涉及含有沉淀二氧化硅的顺式1,4-聚异戊二烯橡胶丰富橡胶组合物的制备,该组合物已经用脂肪醇和/或环氧化大豆油与含有机硅烷的多硫化物偶联剂预处理,并且具有 至少一种由这种橡胶组合物组成的组分。 本发明特别涉及(a)制备富含天然橡胶的橡胶组合物的方法,所述橡胶组合物在与天然橡胶与脂肪醇和/或环氧化大豆混合之前或在干燥天然橡胶存在下预处理沉淀二氧化硅骨料 油,以排除天然橡胶的硫固化剂,将所述有机烷氧基硅氧烷基多硫化物偶联剂与所述干燥天然橡胶在所述沉淀二氧化硅骨料脂肪醇和/或环氧化大豆油预处理中或之后巧合地混合以形成其复合物, 排除硫固化剂,然后(b)将所得橡胶混合物与硫固化剂混合,和(c)固化所得橡胶组合物。
    • 3. 发明授权
    • Adhesion between rubber components
    • 橡胶部件之间的粘合力
    • US06646054B1
    • 2003-11-11
    • US08865784
    • 1997-05-30
    • Bruce Raymond HahnAdel Farhan HalasaWen-Liang Hsu
    • Bruce Raymond HahnAdel Farhan HalasaWen-Liang Hsu
    • C08L4700
    • C08J5/124C08J2321/00C08L2666/08C09J121/00Y10T428/31826
    • The process of this invention can be utilized to improve the adhesion between rubber components. It is generally most useful for improving the adhesion between two different pre-cured rubber components or for improving the adhesion between a pre-cured rubber component and an uncured (green) rubber component. However, the technique of this invention can also be employed to improve the adhesion between two uncured rubber components. The technique of this invention is based upon the unexpected discovery that low molecular weight trans-1,4-polybutadiene containing rubber compounds can be used to improve the adhesion between rubber components. This invention more specifically reveals a technique for improving the adhesion between a first rubber component and a second rubber component in a process for manufacturing a cured rubber article, said technique comprising the steps of: (1) positioning a layer of an adhesion-promoting rubber composition which is comprised of a low molecular weight trans-1,4-polybutadiene rubber between the first rubber component and the second rubber component, (2) bringing the first rubber component into contact with one side of the layer of adhesion-promoting rubber composition and bringing the second rubber composition into contact with the other side of the layer of adhesion-promoting rubber composition and (3) curing the first rubber composition, the second rubber composition and the adhesion-promoting rubber composition together under conditions of heat and pressure to produce the cured rubber article.
    • 本发明的方法可用于改善橡胶组分之间的粘合性。 通常最有用的是改善两种不同的预固化橡胶组分之间的粘附性或改善预固化橡胶组分和未固化的(绿色)橡胶组分之间的粘合性。 然而,本发明的技术也可用于改善两种未固化橡胶组分之间的粘合性。 本发明的技术基于意想不到的发现,即低分子量的反式-1,4-聚丁二烯的橡胶化合物可用于改善橡胶组分之间的粘合性。 本发明更具体地揭示了在固化橡胶制品的制造方法中提高第一橡胶组分和第二橡胶组分之间的粘合力的技术,所述技术包括以下步骤:(1)将粘合促进橡胶层 在第一橡胶组分和第二橡胶组分之间由低分子量反式1,4-聚丁二烯橡胶组成的组合物,(2)使第一橡胶组分与粘合促进橡胶组合物层的一侧接触 并使第二橡胶组合物与粘合促进橡胶组合物的另一侧接触,以及(3)在热和压力条件下将第一橡胶组合物,第二橡胶组合物和粘合促进橡胶组合物固化在一起, 生产固化橡胶制品。
    • 5. 发明授权
    • Synthesis of soluble functionalized lithium initiators
    • 可溶性官能化锂引发剂的合成
    • US07906682B2
    • 2011-03-15
    • US12686768
    • 2010-01-13
    • Adel Farhan HalasaWen-Liang Hsu
    • Adel Farhan HalasaWen-Liang Hsu
    • C07C221/00C07C225/00C08F8/00C08F32/00C08F132/00C08F232/00
    • B60C1/0016C07F1/005C07F1/02C08C19/44C08F36/04C08F4/488
    • This invention discloses a process for making dilithium initiators in high purity. This process can be conducted in the absence of amines which is desirable since amines can act as modifiers for anionic polymerizations. The dilithium compounds made are highly desirable because they are soluble in aromatic solvents. The present invention also discloses a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads, wherein said tread is adapted to be ground-contacting, and wherein said tread is a cured the rubber formulation which is comprised of (a) at least one rubbery polymer containing functional groups of the structural formula: wherein R, R′ and R″ can be the same or different, wherein R is selected from the group consisting of hydrogen atoms, alkyl groups, aryl groups, alkaryl groups, and amino aryl groups, and wherein R′ and R″ represent alkyl groups alkyl groups that contain from 1 to 8 carbon atoms, and (b) at least one member selected from the group consisting of carbon black and silica.
    • 本发明公开了一种制备高纯度二锂引发剂的方法。 该方法可以在不存在胺的情况下进行,因为胺可以用作阴离子聚合的改性剂。 所制备的二锂化合物是非常需要的,因为它们可溶于芳族溶剂。 本发明还公开了一种轮胎,其包括具有外圆周胎面的大致环形胎体,两个间隔开的胎圈,从胎圈到胎圈延伸的至少一个帘布层和从所述胎面径向延伸并将所述胎面连接到所述胎圈的侧壁,其中 所述胎面适于与地面接触,并且其中所述胎面是固化的橡胶配方,其由(a)至少一种含有以下结构式的官能团的橡胶状聚合物组成:其中R,R'和R“可以是 相同或不同,其中R选自氢原子,烷基,芳基,烷芳基和氨基芳基,其中R'和R“表示含有1至8个碳的烷基基团 原子,和(b)选自碳黑和二氧化硅中的至少一种。
    • 8. 发明授权
    • Dendrimers of rubbery polymers
    • 橡胶聚合物的树枝状聚合物
    • US07612147B2
    • 2009-11-03
    • US11176457
    • 2005-07-07
    • Adel Farhan HalasaWen-Liang HsuChad Aaron Jasiunas
    • Adel Farhan HalasaWen-Liang HsuChad Aaron Jasiunas
    • C08C19/25C08F8/18C08F36/04C08J3/24
    • C08C19/44B60C1/0016C08G83/003C08L15/00C08L101/005Y10T152/10Y10T152/10495
    • This invention discloses a process for synthesizing a dendrimer of a rubbery polymer comprising: (a) reacting a lithium terminated rubbery polymer with a halogenated silicon containing compound to produce a polymer which is terminated with halogenated silicon moieties, wherein the halogenated silicon contain compound has at least four halogen atoms which are bonded directly to silicon atoms, wherein the ratio of the lithium terminated rubbery polymer to halogen atoms in the halogenated silicon containing compound is within the range of 2:n to (n−1):n, wherein n represents the number of halogen atoms that are bonded directly to silicon atoms in the halogenated silicon containing compound, wherein the halogenated silicon containing compound contains at least three halogen atoms which are bonded directly to a silicon atom; (b) reacting the polymer which is terminated with halogenated silicon moieties with a molar excess of a tertiary alcohol to produce a polymer which is terminated with hydroxy silyl moieties; and (c) allowing the polymer which is terminated with the hydroxy silyl moieties to couple under conditions sufficient to produce a dendrimer containing siloxane linkages. It has also be found that similar dendrimers having improved processability can be make utilizing halogenated tin containing compounds in stead of the halogenated silicon containing compound.
    • 本发明公开了一种用于合成橡胶状聚合物树枝状聚合物的方法,其包括:(a)使锂封端的橡胶状聚合物与含卤化硅的化合物反应以制备用卤化硅部分封端的聚合物,其中卤化硅含有化合物在 至少四个与硅原子直接键合的卤素原子,其中锂封端的橡胶状聚合物与含卤化硅化合物中的卤素原子的比例在2:n至(n-1):n的范围内,其中n表示 与卤代硅化合物中的硅原子直接键合的卤素原子数,其中含卤化硅的化合物含有至少三个与硅原子直接键合的卤素原子; (b)将用卤代硅部分封端的聚合物与摩尔过量的叔醇反应,以产生用羟基甲硅烷基部分封端的聚合物; 和(c)使在羟基甲硅烷基部分封端的聚合物在足以产生含有硅氧烷键的树枝状聚合物的条件下偶联。 还可以发现,具有改进加工性能的类似树枝状大分子可以利用含卤化锡的化合物代替含卤化硅的化合物。
    • 9. 发明申请
    • Catalyst System for Synthesizing Amine Functionalized Rubbery Polymers
    • 用于合成胺官能化橡胶聚合物的催化剂体系
    • US20080161519A1
    • 2008-07-03
    • US11616986
    • 2006-12-28
    • Adel Farhan HalasaWen-Liang Hsu
    • Adel Farhan HalasaWen-Liang Hsu
    • C08F2/00
    • C08F36/04C08F4/48C08F4/54
    • The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as polybutadiene rubber, styrene-butadiene rubber, isoprene-butadiene rubber, or styrene-isoprene-butadiene rubber, that are amine functionalized and have a high trans or high vinyl microstructure. The catalyst system, in one embodiment, includes an organolithium amine compound, and one or more of (a) a group IIa metal salt of an amino glycol or a glycol ether, (b) an organoaluminum compound, or (c) an amine compound. The amine functionalized rubbery polymers can be utilized in tire tread rubbers where the rubbery polymers may provide desirable wear properties without substantially sacrificing other performance characteristic(s), e.g., traction properties.
    • 本发明涉及用于合成胺官能化并具有高反式或高乙烯基显微组织的橡胶状聚合物如聚丁二烯橡胶,苯乙烯 - 丁二烯橡胶,异戊二烯 - 丁二烯橡胶或苯乙烯 - 异戊二烯 - 丁二烯橡胶的催化剂体系 。 在一个实施方案中,催化剂体系包括有机锂化合物和(a)氨基二醇或二醇醚的IIa族金属盐,(b)有机铝化合物或(c)胺化合物 。 胺官能化橡胶状聚合物可用于轮胎胎面橡胶中,其中橡胶状聚合物可提供期望的耐磨性,而基本上不会牺牲其它性能特征,例如牵引性能。
    • 10. 发明授权
    • Tire with a tread comprising a rubbery polymer of a functionalized monomer
    • 具有包含官能化单体的橡胶状聚合物的胎面的轮胎
    • US07222650B2
    • 2007-05-29
    • US10429382
    • 2003-05-05
    • Adel Farhan HalasaWen-Liang HsuKenneth Allen BatesShingo Futamura
    • Adel Farhan HalasaWen-Liang HsuKenneth Allen BatesShingo Futamura
    • B60C1/00C08F26/06
    • B60C1/0016C08K3/013Y10S152/905C08L19/006
    • This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R′ can be the same or different and represent allyl, alkoxyl or alkyl groups containing from 1 to about 10 carbon atoms, and wherein X represents a halogen atom, and wherein m represents an integer from 4 to about 10, and wherein X represents a halogen atom; and (2) reacting the vinyl halide containing secondary amine with a vinyl magnesium halide to produce the monomer having a structural wherein R and R′ can be the same or different and represent alkyl, allyl or alkoxyl groups containing from 1 to about 10 carbon atoms, and wherein m represents an integer from about 4 to about 10.
    • 本发明公开了一种合成胺官能化单体的方法,其包括(1)使仲胺与2,3-二卤代丙烯反应以制备含有仲胺的乙烯基卤化物,所述仲胺具有选自下组的结构式:其中R和R' 可以相同或不同,表示含有1至约10个碳原子的烯丙基,烷氧基或烷基,其中X表示卤素原子,其中m表示4至约10的整数,并且其中X表示卤素原子 ; 和(2)使含有乙烯基卤的仲胺与乙烯基卤化镁反应以制备具有结构的单体,其中R和R'可以相同或不同并且表示含有1至约10个碳原子的烷基,烯丙基或烷氧基 ,并且其中m表示约4至约10的整数。