会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明授权
    • Process for making diene polymer rubbers
    • 制备二烯聚合物橡胶的方法
    • US4616069A
    • 1986-10-07
    • US790168
    • 1985-10-22
    • Hiroyuki WatanabeKohkichi NoguchiToshio KaseShuichi Akita
    • Hiroyuki WatanabeKohkichi NoguchiToshio KaseShuichi Akita
    • C08C19/44C08F8/00
    • C08C19/44
    • A process for making a diene polymer rubber which comprises reacting an active diene polymer rubber having alkali metal and/or alkaline earth metal terminals, which is obtained by polymerizing a conjugated diene monomer alone or together with an aromatic vinyl monomer in a hydrocarbon solvent, using an alkali metal and/or alkaline earth metal initiator, with(1) a tin compound expressed by the general formula R.sub.a S.sub.n X.sub.b (in which R stands for an alkyl, alkenyl, cycloalkenyl or aromatic hydrocarbon group; X is a halogen atom; a is an integer of 0-2, and b is an integer of 2-4), and(2) at least one organic compound selected from the group consisting of aminoaldehydes, aminoketones, aminothioaldehydes, aminothioketones and the organic compounds having in their molecules ##STR1## (in which A stands for an oxygen or sulfur atom).
    • 一种制备二烯聚合物橡胶的方法,该方法包括使具有碱金属和/或碱土金属末端的活性二烯聚合物橡胶与单独的芳族乙烯基单体或芳香族乙烯基单体在烃溶剂中共聚而得到, 碱金属和/或碱土金属引发剂,其中(1)由通式RaSnXb表示的锡化合物(其中R代表烷基,烯基,环烯基或芳族烃基; X是卤原子; a是 0-2的整数,b为2-4的整数),和(2)至少一种选自氨基醛,氨基酮,氨基硫代醛,氨基硫酮和在其分子中具有的有机化合物的有机化合物 (其中A代表氧或硫原子)。
    • 4. 发明授权
    • Rubber composition
    • 橡胶组成
    • US5115006A
    • 1992-05-19
    • US642558
    • 1991-01-18
    • Hiroyuki WatanabeKohkichi NoguchiShuichi AkitaKumiko Kohtaki
    • Hiroyuki WatanabeKohkichi NoguchiShuichi AkitaKumiko Kohtaki
    • C08C19/44C08K5/17
    • C08C19/44C08K5/17
    • A rubber composition capable of giving a vulcanized rubber having improved rebound and elongation at break. The composition consists essentially of(1) 100 parts by weight of a rubber component composed of (a) 10 to 100% by weight of a modified conjugated diene polymer obtained by reacting a conjugated diene polymer having an alkali metal and/or an alkaline earth metal bonded thereto with a compound containing the ##STR1## bond in which M represents an oxygen or sulfur atom in the molecule, said modified conjugated diene polymer consisting essentially of 50 to 100% by weight of at least one C.sub.4 -C.sub.12 conjugated diene monomer and 0 to 50% by weight of an aromatic vinyl monomer, the amount of said compound bonded being at least 0.1 mole per mole of said polymer, and (b) 90 to 0% by weight of at least one rubber selected from the group consisting of styrene-butadiene copolymer rubber, styrene-isoprene copolymer rubber, polybutadiene rubber, polyisoprene rubber, butadiene-isoprene copolymer rubber, polyalkenamers and natural rubber, and(2) 0.01 to 1 part by weight of at least one amine selected from the group consisting of aliphatic primary amines and alicyclic primary amines.
    • 能够提供硫化橡胶的橡胶组合物,其具有改善的回弹和断裂伸长率。 该组合物基本上由(1)100重量份的橡胶组分组成,该橡胶组分由(a)10至100重量%的改性共轭二烯聚合物组成,所述改性共轭二烯聚合物通过使具有碱金属和/或碱土金属的共轭二烯聚合物 金属与其中M表示分子中的氧或硫原子的含有键的化合物键合,所述改性共轭二烯聚合物基本上由50至100重量%的至少一种C 4 -C 12共轭二烯单体和 0至50重量%的芳族乙烯基单体,所述键合的化合物的量为每摩尔所述聚合物至少0.1摩尔,和(b)90至0重量%的至少一种选自以下的橡胶: 苯乙烯 - 丁二烯共聚物橡胶,苯乙烯 - 异戊二烯共聚物橡胶,聚丁二烯橡胶,聚异戊二烯橡胶,丁二烯 - 异戊二烯共聚物橡胶,聚烯烃和天然橡胶,和(2)0.01至1重量份的至少一种胺 由脂族伯胺和脂环族伯胺组成的组。
    • 9. 发明授权
    • Rubber composition
    • 橡胶组成
    • US4414363A
    • 1983-11-08
    • US388973
    • 1982-06-16
    • Shuichi AkitaTakeshi ChidaHiroyuki WatanabeAkio Ueda
    • Shuichi AkitaTakeshi ChidaHiroyuki WatanabeAkio Ueda
    • C08L9/00C08L47/00
    • C08L7/00C08L9/00
    • A rubber composition comprising as main components (1) at least one rubber having a glass transition temperature of from -45.degree. C. to 0.degree. C. and selected from the group consisting of an isoprene-butadiene copolymer rubber and polyisoprene rubber and (2) at least one rubber selected from the group consisting of natural rubber and cis-1,4-polyisoprene rubber having a cis-1,4-linkage content of at least 90 mole %, said composition having a value, defined by the following formula, of at least 10,[(R-53)+(S-100)]wherein R is a rebound (%) measured at 51.degree. C. by a Dunlop Tripso meter for a vulcanized product of said rubber composition, and S, as defined in the specification, is a wet skid resistance index on a road surface defined by ASTM E-303-74 which is determined at 19.degree. C. by a portable skid tester for a vulcanized product of said rubber composition.
    • 一种橡胶组合物,其包含主要组分(1)至少一种玻璃化转变温度为-45℃至0℃的橡胶,并且选自异戊二烯 - 丁二烯共聚物橡胶和聚异戊二烯橡胶和(2 )至少一种选自顺式-1,4-键含量为至少90摩尔%的天然橡胶和顺式-1,4-聚异戊二烯橡胶的橡胶,所述组合物具有由下式定义的值 至少10,[(R-53)+(S-100)]其中R是在51℃下用于所述橡胶组合物的硫化产品的Dunlop Tripso计测量的回弹率(%), 如在说明书中所定义的,是由ASTM E-303-74限定的路面上的抗湿滑性指数,其通过用于所述橡胶组合物的硫化产品的便携式防滑测试仪在19℃下测定。