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    • 51. 发明申请
    • VALVE TIMING ADJUSTING APPARATUS
    • 阀调时调整装置
    • US20090199801A1
    • 2009-08-13
    • US12367694
    • 2009-02-09
    • Akio ImaiYasushi Morii
    • Akio ImaiYasushi Morii
    • F01L1/34
    • F01L1/352F01L1/022F01L1/024F01L2820/032
    • A valve timing adjusting apparatus includes a driving-side rotor, a driven-side rotor, a sun gear, and a planet gear. The driving-side rotor is rotatable synchronously with the crankshaft. The driven-side rotor is received in the driving-side rotor and rotatable synchronously with a camshaft. The sun gear is rotatable integrally with the driving-side rotor. The planet gear moves epicyclically relative to the sun gear. The driving-side rotor includes a peripheral wall member and a bottom wall member. One of the sun gear and the bottom wall member is fitted with an inner peripheral side of one axial end portion of the peripheral wall member. The other one is fitted with an outer peripheral side of the other axial end portion of the peripheral wall member.
    • 气门正时调节装置包括驱动侧转子,从动侧转子,太阳齿轮和行星齿轮。 驱动侧转子可与曲轴同步旋转。 从动侧转子被容纳在驱动侧转子中并与凸轮轴同步旋转。 太阳齿轮与驱动侧转子一体旋转。 行星齿轮相对于太阳齿轮行星运动。 驱动侧转子包括周壁部件和底壁部件。 太阳齿轮和底壁构件中的一个装配有周壁构件的一个轴向端部的内周侧。 另一个装配有周壁构件的另一轴向端部的外周侧。
    • 55. 发明授权
    • .alpha.-olefin polymerization catalyst and process for producing
.alpha.-olefin polymer
    • α-烯烃聚合催化剂和α-烯烃聚合物的制备方法
    • US6133189A
    • 2000-10-17
    • US660757
    • 1996-06-06
    • Yasuki FujiwaraMakoto SatohAkio Imai
    • Yasuki FujiwaraMakoto SatohAkio Imai
    • C08F4/654C08F4/60C08F4/646C08F10/00B01J31/00
    • C08F10/00
    • An .alpha.-olefin polymerization catalyst which comprises:(A) a solid catalyst component containing a tetra-valent titanium obtained by treating a magnesium compound having an Mg--O bond in its molecule with a titanium halide;(B) an organoaluminum compound; and(C) an organosilicon compound represented by the general formula R.sup.1 R.sup.2 Si(OR.sup.3).sub.2wherein R.sup.1 represents a hydrocarbon group having 4 to 30 carbon atoms wherein a carbon bonded directly to Si is a tertiary carbon, R.sup.2 represents a straight chain hydrocarbon group having 2 to 10 carbon atoms and R.sup.3 represents a hydrocarbon group having 1 to 10 carbon atoms, or the general formula R.sup.4 R.sup.5 Si(OR.sup.6).sub.2wherein R.sup.4 and R.sup.5 are hydrocarbon groups having an alicyclic hydrocarbon having 5 carbon atoms as a basic structure, R.sup.4 and R.sup.5 may be the same or different, and R.sup.6 represents a hydrocarbon group having 1 to 10 carbon atoms, and a process for producing .alpha.-olefin with said catalyst.
    • 一种α-烯烃聚合催化剂,其包括:(A)含有通过用卤化钛处理其分子中具有Mg-O键的镁化合物而获得的四价钛的固体催化剂组分; (B)有机铝化合物; 和(C)由通式R 1 R 2 Si(OR 3)2表示的有机硅化合物,其中R 1表示碳原子数4〜30的烃基,其中直接与Si键合的碳为叔碳,R2表示具有2个碳原子的直链烃基 至10个碳原子,R 3表示具有1〜10个碳原子的烃基,或通式R4R5Si(OR6)2,其中R4和R5是具有5个碳原子的脂环族烃基作为碱性结构的烃基,R4和R5可以 相同或不同,R 6表示碳原子数为1〜10的烃基,以及使用该催化剂制造α-烯烃的方法。
    • 57. 发明授权
    • Modified diene polymer rubbers
    • 改性二烯聚合物橡胶
    • US4885338A
    • 1989-12-05
    • US188326
    • 1988-05-04
    • Hiroyoshi TakaoAkio ImaiTomoaki Seki
    • Hiroyoshi TakaoAkio ImaiTomoaki Seki
    • C08C19/42
    • C08C19/42
    • A process for preparing modified diene polymer rubbers having an increased impact resilience and a reduced hardness at low temperatures and useful as rubber materials for automobile tires and other industries which comprises producing an alkali metal-containing conjugated diene polymer, and reacting the alkali metal-containing polymer with a modifier selected from the group consisting of a nitroalkyl acrylate of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are independently an alkyl group and n is an integer, and a nitroamino compound of the formula: ##STR2## wherein R.sup.3 to R.sup.6 are independently an alkyl group, and m is an integer, said alkali metal-containing diene polymer being prepared by a living anionic polymerization using an alkali metal-based catalyst or by an addition reaction of a diene polymer having conjugated diene units and an alkali metal-based catalyst in a hydrocarbon solvent. The modified diene polymers can be incorporated with usual rubber additives to provide rubber compositions for various purposes, and the cured products show an increased impact resilience and a reduced hardness at low temperatures.
    • 58. 发明授权
    • Process for producing thermoplastic elastomers
    • 制造热塑性弹性体的方法
    • US4845173A
    • 1989-07-04
    • US830041
    • 1986-02-18
    • Nobuyuki YoshidaAkio ImaiTomoaki Seki
    • Nobuyuki YoshidaAkio ImaiTomoaki Seki
    • C08F297/00C08F297/04
    • C08F297/04
    • A process for producing a thermoplastic elastomer comprising a block copolymer of the A-B-A' type, wherein A is a monovinyl aromatic hydrocarbon polymer block, B is a conjugated diolefin polymer block, and A' is either the same as A or a polymer block derived from a dialkenyl aromatic hydrocarbon or a dihalogenated hydrocarbon, which process comprises polymerizing a monovinyl aromatic hydrocarbon in a polymerization medium in the presence of an organomonolithium compound as a polymerization initiator, adding a conjugated diolefin to perform block copolymerization, and further adding a monovinyl aromatic hydrocarbon to perform polymerization or in the alternative, adding a dialkenyl aromatic hydrocarbon or a dihalogenated hydrocarbon to perform coupling, wherein the monomer components are used in such amounts that the weight ratio of (A+A') to B ranges from 10/90 to 65/35, and a chained aliphatic hydrocarbon solvent containing from 0.0001 to 0.1 wt % of a Lewis basic compound is used as the polymerization medium, is disclosed. According to the process of the invention, the desired thermoplastic elastomer having good physical properties is readily obtainable with high reproducibility.
    • 一种制备包含ABA'型嵌段共聚物的热塑性弹性体的方法,其中A是单乙烯基芳族烃聚合物嵌段,B是共轭二烯烃聚合物嵌段,A'与A相同或衍生自 二烯基芳烃或二卤代烃,该方法包括在有机锂锂化合物作为聚合引发剂的存在下在聚合介质中聚合单乙烯基芳烃,加入共轭二烯烃进行嵌段共聚,并进一步加入单乙烯基芳烃 进行聚合,或者在替代方案中,加入二烯基芳族烃或二卤代烃进行偶联,其中单体成分的用量使得(A + A')与B的重量比为10/90〜65 / 35,使用含有0.0001〜0.1重量%路易斯碱性化合物的链状脂肪族烃溶剂 公开了聚合介质。 根据本发明的方法,具有良好物理性能的所需热塑性弹性体可以以高重现性容易地获得。