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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。
    • 4. 发明申请
    • SULFIDE MODIFIED ELASTOMERIC POLYMERS
    • 硫化改性弹性体聚合物
    • US20100069568A1
    • 2010-03-18
    • US12519587
    • 2007-12-14
    • Sven H.K. ThieleJoachim Kiesekamp
    • Sven H.K. ThieleJoachim Kiesekamp
    • C08L9/02C08C19/20C08L25/06
    • C08C19/20B60C1/0016C08C19/25C08C19/44C08K5/37C08K5/372C08K5/548C08K5/57C08L21/00
    • A backbone modified polymer comprising the reaction product of an elastomeric polymer and a sulfide modifier represented by Formula 1: AS—Y-Zm (Formula 1), and wherein Y is (C12-C100) aralkyl, (C12-C100) aryl, (C12-C100) alkyl, or (C12-C100) dialkylether (alkyl-O-alkyl), and wherein each may be optionally substituted with (C1-C4alkyl, (C1-C4alkoxy, (C7-C16aryl, (C7-C16 aralkyl, nitrile, amine, NO2, alkoxy, or thioalkyl; S is sulfur; A is hydrogen, —(S)p—R1 or -MR2R3R4; Z is —SH, —S-MR5R6R7, —S—(S)p—R8, —NR9R10, —NR11COR12, —O—CO—R13, —NCO, or —COOR14; M is silicon or tin; N is nitrogen; O is oxygen; m is the number one, two or three; p is the number one, two, three, four or five; R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13 and R14 are the same or different, and are each, independently, selected from hydrogen (H), (C1-C16) alkyl, (C6-C16) aryl, (C7-C16) aralkyl or (C3-C30) tri(hydrocarbyl)silyl, and wherein the hydrocarbyl groups are each independently selected from (C1-C16) alkyl, (C6-C16) aryl, or (C7-C16) aralkyl. The invention also provides related compositions, methods and articles.
    • 一种骨架改性聚合物,其包含由式1表示的弹性体聚合物和硫化物改性剂的反应产物:AS-Y-Zm(式1),其中Y为(C 12 -C 100)芳烷基,(C 12 -C 100)芳基,( C 1 -C 4烷基,(C 1 -C 10)烷基或(C 12 -C 100)二烷基醚(烷基-O-烷基),并且其中每个可以任选地被(C 1 -C 4烷基,(C 1 -C 4烷氧基,(C 7 -C 16芳基,(C 7 -C 16芳烷基, 腈,胺,NO 2,烷氧基或硫代烷基; S是硫; A是氢, ​​- (S)p -R 1或-MR 2 R 3 R 4; Z是-SH,-S-MR 5 R 6 R 7,-S-(S) -NR9R10,-NR11COR12,-O-CO-R13,-NCO或-COOR14; M是硅或锡; N是氮; O是氧; m是1,2或3; p是第一个, 二,三,四或五; R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13和R14可以相同或不同,并且各自独立地选自氢 (C-C16)芳基,(C7-C16)芳烷基或(C3-C30)三(烃基)甲硅烷基,其中烃基各自独立地为 从(C 1 -C 16)烷基,(C 6 -C 16)芳基或(C 7 -C 16)芳烷基中选择。 本发明还提供了相关的组合物,方法和制品。