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
    • 2. 发明授权
    • (Modified) hydrogenated diene block copolymer and composition comprising
the same
    • (改性)氢化二烯嵌段共聚物及其组合物
    • US5346964A
    • 1994-09-13
    • US80115
    • 1993-06-23
    • Tooru ShibataToshio TeramotoYoshiharu HashiguchiKunio Goshima
    • Tooru ShibataToshio TeramotoYoshiharu HashiguchiKunio Goshima
    • C08F8/04C08F297/04C08L51/00C08L53/02C08F287/00
    • C08L53/025C08F297/04C08F8/04C08L51/006Y10S525/94
    • A hydrogenated diene block copolymer having a polystyrene-reduced number-average molecular weight of 50,000-600,000 which is a hydrogenation product of an (A)-(B) block copolymer in which (A) means an alkenyl aromatic compound polymer block and (B) means a conjugated diene homopolymer block wherein the vinyl content of the conjugated diene portion is more than 60%, or an alkenyl aromatic compound-conjugated diene random copolymer block wherein the vinyl content of the conjugated diene portion is 15% or more, an (A)-(B)-(C) block copolymer in which (A) and (B) are as defined above and (C) means an alkenyl aromatic compound-conjugated diene copolymer tapered block wherein the proportion of the alkenyl aromatic compound increases gradually, or an (A)-(B)-(A) block copolymer in which (A) and (B) are as defined above. Said hydrogenated diene block copolymer is useful as a modifier for polar resins, non-polar resins or both of them.
    • 具有聚苯乙烯换算的数均分子量为50,000-600,000的氢化二烯嵌段共聚物,其是(A) - (B)嵌段共聚物的氢化产物,其中(A)表示链烯基芳族化合物聚合物嵌段和(B 是指共轭二烯部分的乙烯基含量大于60%的共轭二烯均聚物嵌段或共轭二烯部分的乙烯基含量为15%以上的链烯基芳香族化合物 - 共轭二烯无规共聚物嵌段,( A) - (B) - (C)嵌段共聚物,其中(A)和(B)如上所定义,(C)是烯基芳族化合物 - 共轭二烯共聚物渐缩嵌段,其中烯基芳族化合物的比例逐渐增加 或(A) - (B) - (A)嵌段共聚物,其中(A)和(B)如上所定义。 所述氢化二烯嵌段共聚物可用作极性树脂,非极性树脂或它们两者的改性剂。
    • 4. 发明授权
    • Hydrogenated diene block copolymer and composition comprising the same
    • 氢化二烯嵌段共聚物及其组合物
    • US5306779A
    • 1994-04-26
    • US937723
    • 1992-09-01
    • Tooru ShibataToshio TeramotoYoshiharu HashiguchiKunio Goshima
    • Tooru ShibataToshio TeramotoYoshiharu HashiguchiKunio Goshima
    • C08F8/04C08F297/04C08L51/00C08L53/02
    • C08L53/025C08F297/04C08F8/04C08L51/006Y10S525/94
    • A hydrogenated diene block copolymer having a polystyrene-reduced number-average molecular weight of 50,000-600,000 which is a hydrogenation product of an (A)-(B) block copolymer in which (A) means an alkenyl aromatic compound polymer block and (B) means a conjugated diene homopolymer block wherein the vinyl content of the conjugated diene portion is more than 60%, or an alkenyl aromatic compound-conjugated diene random copolymer block wherein the vinyl content of the conjugated diene portion is 15% or more, an (A)-(B)-(C) block copolymer in which (A) and (B) are as defined above and (C) means an alkenyl aromatic compound-conjugated diene copolymer tapered block wherein the proportion of the alkenyl aromatic compound increases gradually, or an (A)-(B)-(A) block copolymer in which (A) and (B) are as defined above and in which hydrogenation product at least 80% of the double bonds of the conjugated diene portion is saturated by the hydrogenation. Said hydrogenated diene block copolymer is useful as a modifier for polar resins, non-polar resins or both of them.
    • 具有聚苯乙烯换算的数均分子量为50,000-600,000的氢化二烯嵌段共聚物,其是(A) - (B)嵌段共聚物的氢化产物,其中(A)表示链烯基芳族化合物聚合物嵌段和(B 是指共轭二烯部分的乙烯基含量大于60%的共轭二烯均聚物嵌段或共轭二烯部分的乙烯基含量为15%以上的链烯基芳香族化合物 - 共轭二烯无规共聚物嵌段,( A) - (B) - (C)嵌段共聚物,其中(A)和(B)如上所定义,(C)是烯基芳族化合物 - 共轭二烯共聚物渐缩嵌段,其中烯基芳族化合物的比例逐渐增加 或(A) - (B) - (A)嵌段共聚物,其中(A)和(B)如上所定义,并且其中至少80%的共轭二烯部分的双键被氢化产物饱和 氢化。 所述氢化二烯嵌段共聚物可用作极性树脂,非极性树脂或它们两者的改性剂。
    • 6. 发明授权
    • Process for producing conjugated diene polymer using a solubilized
lanthanum carboxylate catalyst
    • 使用溶解的镧羧酸盐催化剂制备共轭二烯聚合物的方法
    • US4461883A
    • 1984-07-24
    • US387780
    • 1982-06-14
    • Yasumasa TakeuchiMitsuhiko SakakibaraTooru Shibata
    • Yasumasa TakeuchiMitsuhiko SakakibaraTooru Shibata
    • C08F2/06C08F4/12C08F4/14C08F4/44C08F36/04C08F4/52
    • C08F36/04
    • A process for producing a conjugated diene polymer, characterized by polymerizing at least one conjugated diene with a catalyst consisting of (A) a reaction product of a Lewis base and a carboxylate of a rare earth element of the lanthanum series represented by Ln(R.sup.1 CO.sub.2).sub.3 wherein Ln is a rare earth element of the lanthanum series having an atomic number of 57 to 71 and R.sup.1 is a hydrocarbon substituent having 1 to 20 carbon atoms, (B) an organic aluminum compound represented by AlR.sup.2 R.sup.3 R.sup.4 wherein R.sup.2, R.sup.3 and R.sup.4, which may be identical or different, represent hydrogen atoms or hydrocarbon substituents having 1 to 8 carbon atoms, excluding the case where all of R.sup.2, R.sup.3 and R.sup.4 are hydrogen atoms at the same time, and (C) an (alkyl)aluminum halide represented by AlX.sub.n R.sup.5.sub.3-n wherein X is Cl, Br, F or I; R.sup.5 is a hydrocarbon substituent having 1 to 8 carbon atoms; and n has a value of 1, 1.5, 2 or 3, or consisting of these (A), (B) and (C) components and (D) a conjugated diene. A polymer obtained by said process has a high cis-1,4-configuration content and is excellent in physical properties of vulcanizate.
    • 一种共轭二烯聚合物的制备方法,其特征在于,将由(L)(R 1 CO 2)表示的镧系稀土元素的路易斯碱与羧酸酯的反应产物与(A) 3其中Ln是原子序数为57〜71的镧系稀土元素,R1为碳原子数1〜20的烃取代基,(B)由AlR2R3R4表示的有机铝化合物,其中R2,R3和R4, 可以相同或不同,表示氢原子或具有1至8个碳原子的烃取代基,不包括所有R 2,R 3和R 4同时为氢原子的情况,(C)(烷基)卤化铝代表 通过AlXnR53-n,其中X是Cl,Br,F或I; R5是具有1-8个碳原子的烃取代基; 并且n具有1,1.5,2或3的值,或由这些(A),(B)和(C)组分组成,和(D)共轭二烯。 通过所述方法获得的聚合物具有高顺式-1,4-构型含量,并且硫化橡胶的物理性能优异。
    • 8. 发明授权
    • Process for preparing polybutadiene having a 1,2-configuration content
of 5-40% and a cis-1,4-configuration content of 60% or more
    • 制备1,2-构型含量为5-40%,顺式-1,4-构型含量为60%以上的聚丁二烯的方法
    • US4340685A
    • 1982-07-20
    • US228625
    • 1981-01-26
    • Yasumasa TakeuchiYutaka ObataNoboru OhshimaTooru ShibataKaoru Nakako
    • Yasumasa TakeuchiYutaka ObataNoboru OhshimaTooru ShibataKaoru Nakako
    • C08F2/00C08F2/04C08F2/06C08F2/44C08F4/00C08F4/26C08F4/60C08F4/70C08F36/00C08F36/06C08F136/06
    • C08F136/06
    • A process for preparing polybutadiene having a 1,2-configuration content of 5-40% and a cis-1,4-configuration content of 60% or more, which comprises polymerizing 1,3-butadiene in the presence of a catalyst consisting of:(A) a cobalt compound,(B) at least one member selected from the group consisting of:(i) a trialkylaluminum,(ii) a reaction product of a trialkylaluminum and an alcohol or water,(iii) a mixture of a trialkylaluminum and a dialkylaluminum halide,(iv) a dialkylaluminum hydride, and(v) an organolithium compound, and(C) at least one compound selected from the group consisting of phenyl isothiocyanate and carbon disulfide, in a hydrocarbon or halogenated hydrocarbon solution of a high cis-1,4-polybutadiene obtained by polymerizing 1,3-butadiene with a catalyst consisting of:(D) at least one compound selected from the group consisting of the organocarboxylates of nickel and organic complex compounds of nickel,(E) at least one compound selected from the group consisting of boron trifluoride, boron trifluoride complex compounds and hydrogen fluoride, and(F) at least one compound selected from the group consisting of the organometallic compounds of the alkali metals of the Group II or III metals of the Periodic Table. The polybutadiene produced by this process has an improved tear strength and improved flexural fatigue properties.
    • 一种制备1,2-构型含量为5-40%,顺式-1,4-构型含量为60%以上的聚丁二烯的方法,其包括在催化剂存在下将1,3-丁二烯聚合,所述催化剂由 :(A)钴化合物,(B)选自由以下组成的组中的至少一种:(i)三烷基铝,(ii)三烷基铝与醇或水的反应产物,(iii) 三烷基铝和二烷基卤化铝,(iv)氢化二烷基铝,和(v)有机锂化合物,和(C)至少一种选自异硫氰酸苯酯和二硫化碳的化合物在烃或卤代烃溶液中 通过由以下组成的催化剂聚合1,3-丁二烯获得的高顺式-1,4-聚丁二烯:(D)至少一种选自镍的有机羧酸盐和镍的有机络合物的化合物,(E)在 选自组中的至少一种化合物 三氟化硼配位化合物和氟化氢,和(F)选自元素周期表第二或第三族金属的碱金属的有机金属化合物中的至少一种化合物。 通过该方法制备的聚丁二烯具有改进的撕裂强度和改善的弯曲疲劳性能。