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    • 2. 发明授权
    • Hydrogenated block copolymer and hydrogenated block copolymer compositon
    • 氢化嵌段共聚物和氢化嵌段共聚物组合物
    • US5596041A
    • 1997-01-21
    • US414230
    • 1995-03-31
    • Yoshiharu HashiguchiMinoru HasegawaKunio GoshimaYasuhiko TakemuraYoshiyuki HiguchiMotokazu Takeuchi
    • Yoshiharu HashiguchiMinoru HasegawaKunio GoshimaYasuhiko TakemuraYoshiyuki HiguchiMotokazu Takeuchi
    • C08F136/06C08F297/02C08L53/00
    • C08F297/023C08F136/06C08L53/005
    • A hydrogenated block copolymer or hydrogenated block copolymer mixture consisting essentially of (a) hydrogenation product of a star-branched block copolymer represented by the structural formula (A-B).sub.n X wherein A is a polybutadiene block having a 1,2-vinyl content of less than 25% by weight and B is a copolymer block containing 50% by weight or more of a conjugated diene compound whose vinyl content is 25% by weight or more, X is a coupling agent residue and n is an integer of 3 or more, and (b) a hydrogenation product of a straight chain block copolymer represented by the structural formula A-B wherein A and B are as defined above, the weight ratio of the component (a) to the component (b) being 100/0 to 5/95, and a hydrogenated block copolymer composition comprising (I) 1 to 99 parts by weight of said hydrogenated block copolymer or hydrogenated block copolymer mixture and (II) 99 to 1 part by weight of a thermoplastic resin and/or a rubbery polymer. Said hydrogenated block copolymer or hydrogenated block copolymer mixture can be pelletized and is excellent in the improving effect on impact resistance, heat resistance, stiffness, processibility and appearance of molded article when used as a quality-improving agent for a thermoplastic resin. Said hydrogenated block copolymer composition is a composition having excellent balance of impact resistance, heat resistance, stiffness, processibility and appearance of molded article or a thermoplastic elastomer having excellent mechanical properties.
    • 一种氢化嵌段共聚物或氢化嵌段共聚物混合物,主要由(a)由结构式(AB)nX表示的星形支链嵌段共聚物的氢化产物组成,其中A是1,2-乙烯基含量小于 25重量%,B是含有50重量%以上的乙烯基含量为25重量%以上的共轭二烯化合物的共聚物嵌段,X为偶联剂残基,n为3以上的整数, (b)由结构式AB表示的直链嵌段共聚物的氢化产物,其中A和B如上所定义,组分(a)与组分(b)的重量比为100/0至5/95 和氢化嵌段共聚物组合物,其包含(I)1至99重量份所述氢化嵌段共聚物或氢化嵌段共聚物混合物和(II)99至1重量份的热塑性树脂和/或橡胶状聚合物。 所述氢化嵌段共聚物或氢化嵌段共聚物混合物可以造粒,并且当用作热塑性树脂的质量改进剂时,其对耐冲击性,耐热性,刚度,加工性和外观的改善效果优异。 所述氢化嵌段共聚物组合物是具有优异的机械性能的成型体或热塑性弹性体的耐冲击性,耐热性,刚度,加工性和外观的平衡优异的组合物。
    • 5. 发明授权
    • Thermoplastic resin composition
    • 热塑性树脂组合物
    • US06548598B2
    • 2003-04-15
    • US09838128
    • 2001-04-20
    • Motokazu TakeuchiMasashi ShimakageIwakazu Hattori
    • Motokazu TakeuchiMasashi ShimakageIwakazu Hattori
    • C08G6348
    • C08L53/025C08F297/02C08F297/048C08L23/10C08L51/006C08L53/00C08L71/12C08L2205/03C08L2666/24C08L2666/22C08L2666/02C08L2666/14C08L2666/04
    • The invention provides a resin composition comprising a polyphenylene ether-based resin and a polyolefin resin, having no interlayer peeling and exhibiting excellent heat resistance and dynamic properties such as impact resistance, rigidity and tensile breaking elongation. The thermoplastic resin composition is characterized in that it comprises (i) a polyphenylene ether-based resin, (ii) a polyolefin resin, and (iii) a hydrogenated block copolymer which consists of block A containing over 50 wt % of a vinyl aromatic compound component and block B containing over 50 wt % of a conjugated diene compound component, the 1,2- and 3,4-vinyl content of the conjugated diene compound component of the copolymer being 60-90%, the content of the bonding vinyl aromatic compound component being 30-70 wt % and at least 85% of the double bonds of the conjugated diene component being hydrogenated; the weight ratio ((i)/(ii)) of the (i) polyphenylene ether-based resin and the (ii) polyolefin resin is in the range of 95/5-5/95; and the (iii) hydrogenated block copolymer is present in the range of 1-50 parts by weight to 100 parts by weight of the total of the (i) polyphenylene ether-based resin and the (ii) polyolefin resin.
    • 本发明提供一种树脂组合物,其包含聚苯醚类树脂和聚烯烃树脂,其不具有层间剥离,并且具有优异的耐热性和动态性能如耐冲击性,刚性和拉伸断裂伸长率。 热塑性树脂组合物的特征在于,其包含(i)聚苯醚系树脂,(ii)聚烯烃树脂,和(iii)氢化嵌段共聚物,其由含有50重量%以上乙烯基芳香族化合物 组分和嵌段B含有超过50重量%的共轭二烯化合物组分,共聚物的共轭二烯化合物组分的1,2-和3,4-乙烯基含量为60-90%,键合乙烯基芳族化合物的含量 复合成分为30-70重量%,共轭二烯组分的双键至少85%被氢化; (i)聚苯醚系树脂和(ii)聚烯烃树脂的重量比((i)/(ii))在95 / 5-5 / 95的范围内; 和(iii)氢化嵌段共聚物的存在量为1-50重量份至100重量份的(i)聚苯醚系树脂和(ii)聚烯烃树脂的总量。
    • 6. 发明授权
    • Catalyst and process for hydrogenating olefinically unsaturated compound
    • 用于氢化烯属不饱和化合物的催化剂和方法
    • US06291596B1
    • 2001-09-18
    • US09353007
    • 1999-07-13
    • Hiroyuki SasanumaMotokazu TakeuchiIwakazu Hattori
    • Hiroyuki SasanumaMotokazu TakeuchiIwakazu Hattori
    • C08F804
    • B01J31/121B01J31/122B01J31/143B01J31/181B01J31/2226B01J31/2295B01J2231/645B01J2531/46B01J2531/48B01J2531/49C08C19/02C08F8/04
    • A hydrogenation catalyst comprising (A) a transition metal compound in which a group having a heterocyclic skeleton is bonded to Ti, Zr or Hf through an oxygen atom or a nitrogen atom, a representative of which compound is bis(cyclopentadienyl)titanium bis(tetrahydrofurfuryloxy) and (B) an organic compound, halide or hydride of a metal of Groups I to III of the Periodic Table or comprising the constituent (A), the constituent (B) and (C) a polar, organic compound such as an alcohol, a carboxylic acid or the like. An olefinically unsaturated compound can be hydrogenated with a high efficiency by contacting the compound with hydrogen in the presence of the above catalyst in an inert, organic solvent. The above catalyst has a very high catalytic activity, is excellent in hydrogenation selectivity and thermal resistance, also excellent in storage stability and maintainability of catalytic activity and is hardly affected by the co-existing impurities.
    • 包含(A)其中具有杂环骨架的基团通过氧原子或氮原子键合到Ti,Zr或Hf上的过渡金属化合物的氢化催化剂,其代表性为双(环戊二烯基)钛双(四氢呋喃氧基) )和(B)元素周期表第I至III族金属的有机化合物,卤化物或氢化物,或包含组分(A),组分(B)和(C)极性有机化合物如醇 ,羧酸等。 通过在惰性有机溶剂中,在上述催化剂存在下使化合物与氢接触,可以高效地氢化烯属不饱和化合物。 上述催化剂具有非常高的催化活性,氢化选择性和耐热性优异,储存稳定性和催化活性的维持性优异,几乎不受共存杂质的影响。