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    • 2. 发明授权
    • Silane-sulfide chain end modified elastomeric polymers
    • 硅烷硫化物链端改性弹性体聚合物
    • US08217103B2
    • 2012-07-10
    • US13198312
    • 2011-08-04
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • C08K5/24
    • C08C19/44B60C1/0016C08F8/42C08K3/013C08K5/01C08L15/00
    • A chain end modified polymer comprising the reaction product of a living anionic elastomeric polymer and a silane-sulfide modifier A preferred class of modifiers includes compounds represented by the formula: (RO)x(R)ySi—R′—S—SiR3, wherein Si is silicon; S is sulfur; O is oxygen; x is an integer selected from 1, 2 and 3; y is an integer selected from 0, 1, and 2; x+y=3; R is the same or different and is: (C1-C16) alkyl; and R′ is aryl, alkylaryl, or (C1-C16) alkyl. The invention further includes methods for making such chain end modified polymers, their use in preparing vulcanized elastomeric polymer compositions, and articles made from such compositions, including pneumatic tires, tire treads, belts, and the like. The subject compositions exhibit lower Tan δ at 60° C. values, while maintaining good processing characteristics, and a good balance of physical properties, including: abrasion resistance, tensile strength, modulus and elongation at break.
    • 包含活性阴离子弹性体聚合物和硅烷 - 硫化物改性剂的反应产物的链端改性聚合物优选的一类改性剂包括由下式表示的化合物:(RO)x(R)ySi-R'-S-SiR 3,其中 硅是硅; S是硫; O是氧; x是选自1,2和3的整数; y是选自0,1和2的整数; x + y = 3; R 1相同或不同,为:(C 1 -C 16)烷基; 和R'是芳基,烷基芳基或(C 1 -C 16)烷基。 本发明还包括制备这种链端改性聚合物的方法,它们在制备硫化弹性体聚合物组合物中的用途,以及由这种组合物制成的制品,包括充气轮胎,轮胎胎面,皮带等。 主题组合物在60℃下显示较低的Tanδ值,同时保持良好的加工特性,并且物理性能的良好平衡包括:耐磨性,拉伸强度,模量和断裂伸长率。
    • 3. 发明申请
    • Silane-Sulfide Chain End Modified Elastomeric Polymers
    • 硅烷 - 硫化物链端改性弹性体聚合物
    • US20080287601A1
    • 2008-11-20
    • US12090284
    • 2006-10-19
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • C08L83/16C08G77/00C08G77/60
    • C08C19/44B60C1/0016C08F8/42C08K3/013C08K5/01C08L15/00
    • A chain end modified polymer comprising the reaction product of a living anionic elastomeric polymer and a silane-sulfide modifier A preferred class of modifiers includes compounds represented by the formula: (RO)x(R)ySi—R′—S—SiR3, wherein Si is silicon; S is sulfur; O is oxygen; x is an integer selected from 1, 2 and 3; y is an integer selected from 0, 1, and 2; x+y=3; R is the same or different and is: (C1-C16) alkyl; and R′ is aryl, alkylaryl, or (C1-C16) alkyl. The invention further includes methods for making such chain end modified polymers, their use in preparing vulcanized elastomeric polymer compositions, and articles made from such compositions, including pneumatic tires, tire treads, belts, and the like. The subject compositions exhibit lower Tan δ at 60° C. values, while maintaining good processing characteristics, and a good balance of physical properties, including: abrasion resistance, tensile strength, modulus and elongation at break.
    • 包含活性阴离子弹性体聚合物和硅烷 - 硫化物改性剂的反应产物的链端改性聚合物优选的一类改性剂包括由下式表示的化合物:(RO) y Si-R'-S-SiR 3,其中Si是硅; S是硫; O是氧; x是选自1,2和3的整数; y是选自0,1和2的整数; x + y = 3; R 1相同或不同,为:(C 1 -C 16烷基)烷基; 和R'是芳基,烷基芳基或(C 1 -C 16)烷基。 本发明还包括制备这种链端改性聚合物的方法,它们在制备硫化弹性体聚合物组合物中的用途,以及由这种组合物制成的制品,包括充气轮胎,轮胎胎面,皮带等。 主题组合物在60℃下显示较低的Tanδ值,同时保持良好的加工特性,并且物理性能的良好平衡包括:耐磨性,拉伸强度,模量和断裂伸长率。
    • 6. 发明申请
    • Silane-Sulfide Chain End Modified Elastomeric Polymers
    • 硅烷 - 硫化物链端改性弹性体聚合物
    • US20110301261A1
    • 2011-12-08
    • US13198312
    • 2011-08-04
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • Sven ThieleJoachim KiesekampNorbert JantschThomas Knispel
    • C08L9/00C08K3/36C08L9/06C08K3/02C08F136/06C08F236/10
    • C08C19/44B60C1/0016C08F8/42C08K3/013C08K5/01C08L15/00
    • A chain end modified polymer comprising the reaction product of a living anionic elastomeric polymer and a silane-sulfide modifier A preferred class of modifiers includes compounds represented by the formula: (RO)x(R)ySi—R′—S—SiR3, wherein Si is silicon; S is sulfur; O is oxygen; x is an integer selected from 1, 2 and 3; y is an integer selected from 0, 1, and 2; x+y=3; R is the same or different and is: (C1-C16) alkyl; and R′ is aryl, alkylaryl, or (C1-C16) alkyl. The invention further includes methods for making such chain end modified polymers, their use in preparing vulcanized elastomeric polymer compositions, and articles made from such compositions, including pneumatic tires, tire treads, belts, and the like. The subject compositions exhibit lower Tan δ at 60° C. values, while maintaining good processing characteristics, and a good balance of physical properties, including: abrasion resistance, tensile strength, modulus and elongation at break.
    • 包含活性阴离子弹性体聚合物和硅烷 - 硫化物改性剂的反应产物的链端改性聚合物优选的一类改性剂包括由下式表示的化合物:(RO)x(R)ySi-R'-S-SiR 3,其中 硅是硅; S是硫; O是氧; x是选自1,2和3的整数; y是选自0,1和2的整数; x + y = 3; R 1相同或不同,为:(C 1 -C 16)烷基; 和R'是芳基,烷基芳基或(C 1 -C 16)烷基。 本发明还包括制备这种链端改性聚合物的方法,它们在制备硫化弹性体聚合物组合物中的用途,以及由这种组合物制成的制品,包括充气轮胎,轮胎胎面,皮带等。 主题组合物在60℃下显示较低的Tanδ值,同时保持良好的加工特性,并且物理性能的良好平衡包括:耐磨性,拉伸强度,模量和断裂伸长率。
    • 8. 发明授权
    • Process to remove silanol from the preparation of a modified polymer
    • 从改性聚合物的制备中除去硅烷醇的方法
    • US08952100B2
    • 2015-02-10
    • US13128512
    • 2009-11-11
    • Sven ThieleJochen BoehmNorbert JantschChristiane Berndt
    • Sven ThieleJochen BoehmNorbert JantschChristiane Berndt
    • C08F2/06C08F8/42C08F136/04C08C2/02C08C19/44
    • C08C2/02C08C19/44
    • The invention provides a method for a preparation of a polymer selected from the following: (a) modified interpolymer comprising, in polymerized form, a conjugated diene and an aromatic alpha-olefin, or (b) a modified polymer comprising, in polymerized form, a conjugated diene; and wherein said method comprising at least the following steps: polymerizing monomers comprising at least one conjugated diene monomer in at least one polymerization reactor, in the presence of at least one solvent, to form the polymer, optionally coupling a fraction of the polymer chains using at least one coupling agent, modifying the polymer with at least one modifying agent, in at least one reactor, in the presence of the at least one solvent, to form a modified polymer solution; optionally, contacting the modified polymer solution with at least one proton donating compound; contacting the modified polymer solution with water; removing the at least one solvent; contacting the removed solvent with at least one material that will react with, and/or adsorb, silanol to form a purified solvent, recirculating the purified solvent back to the at least one polymerization reactor or to a storage container.
    • 本发明提供了一种选自以下的聚合物的制备方法:(a)以聚合形式包含共轭二烯和芳族α-烯烃的改性互聚物,或(b)以聚合形式包含的改性聚合物, 共轭二烯 并且其中所述方法至少包括以下步骤:在至少一种聚合反应器中,在至少一种溶剂的存在下聚合包含至少一种共轭二烯单体的单体以形成聚合物,任选地使用 至少一种偶联剂,在至少一种反应器中,在至少一种溶剂的存在下,用至少一种改性剂改性聚合物,以形成改性的聚合物溶液; 任选地,使改性聚合物溶液与至少一种质子供体化合物接触; 使改性聚合物溶液与水接触; 去除所述至少一种溶剂; 使所除去的溶剂与至少一种将与硅烷醇反应和/或吸附硅烷醇的材料形成纯化的溶剂,将纯化的溶剂再循环回至少一个聚合反应器或储存容器。